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Docmail

UK hybrid mail from a Somerset printer, one letter minimum, postage in the price

Docmail is a UK hybrid mail service operated by CFH Docmail Ltd that prints and posts letters, postcards, and greeting cards from documents you upload or submit through a SOAP API, with Royal Mail address validation, PDF proof approval, and a testing environment; there is no account fee and no minimum order beyond a single document, with an A4 black and white letter into a C5 envelope including economy postage at £1.01 and an A5 colour postcard at £1.10.

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Overview

Docmail is what happens when a long-established commercial printer puts its production line behind a web form and an API. CFH Docmail Ltd is a Somerset business registered in England as company number 1716891, operating out of Radstock, and it launched Docmail in 2008 as one of the first online hybrid mail products in the United Kingdom. Nearly two decades later it describes itself as the UK's leading provider of hybrid mail, and the claim is defensible in the sense that most of the credible alternatives are American platforms that treat Royal Mail as an afterthought.

Hybrid mail is a slightly unfashionable term for a genuinely useful idea: instead of printing a letter on your own printer, folding it, stuffing an envelope, and walking to a post box, you upload the document and somebody with an industrial press does all of that and posts it for you. The economics only work if the per-item price is close to what postage alone would have cost you, and Docmail's are. An A4 black and white letter into a C5 envelope with economy postage is £1.01. A colour version is £1.05. An A5 postcard is £1.02 in black and £1.10 in colour. Additional sheets are 8p in mono and 10p in colour.

The commercial model has no subscription, no seat licence, and no minimum spend. The Essentials plan is pay as you go, topped up by card or BACS transfer, starting at £1.01 plus VAT per item. An Enterprise tier is available with invoicing and rates from 82p plus VAT for higher volume. New accounts get £1.50 of credit, which is enough to send one letter and see what arrives, and the company offers free training, which tells you something about the customer base: small charities, parish councils, dental practices, solicitors, and letting agents rather than growth marketers.

Technically it is more capable than its unassuming website suggests. There is a documented API, admittedly SOAP rather than REST, that creates, proofs, and confirms orders for mailings, single letters, postcards, and greeting cards. Documents go in as PDF, RTF, or Word files. Address lists come in as CSV, XLS, XLSX, tab delimited, or fixed-width files, or are added one at a time through an AddAddress call. Addresses validate against the Royal Mail database, which can lower your postage rather than only reduce returns. And there is a separate testing environment mirroring the live system, which is a discipline plenty of newer vendors skip.

Best for

UK small businesses, charities, practices, parish councils, letting agents, and solicitors who need to post letters and postcards without running an in-house print and stuff operation, especially those sending irregular volumes where a subscription would be dead money.

Not the right fit for

  • Anyone shopping for corporate gifting. Docmail prints and posts paper. There is no catalog, no gift card, no recipient choice, and no product fulfilment of any kind.
  • Marketing teams wanting campaign automation. There is no drip triggering, no CRM integration list, no personalized URLs, no QR tracking, and no attribution reporting.
  • Businesses mailing primarily outside the United Kingdom. The whole product is Royal Mail shaped, priced in sterling, and built around A4 and A5 rather than US paper sizes.
  • Developer teams expecting a modern API. The interface is SOAP with XML payloads, which works and is documented but will feel archaic to anyone used to REST, JSON, SDKs, and webhooks.
  • High-volume consumer marketers optimising unit cost. At £1.01 a letter the Essentials rate is not competitive with a bulk print run, and the Enterprise rate of 82p requires a conversation.

How it works

  1. 1

    You create a free account, which comes with £1.50 of credit. There is no subscription, no minimum spend, and no contract, and the minimum order quantity is one document.

  2. 2

    You upload the thing you want posted. Docmail accepts PDF, RTF, and Word files, which means the letter you already wrote in the tool you already use is the input rather than a template you have to rebuild.

  3. 3

    You supply addresses. That can be a single address typed in, a list uploaded as CSV, XLS, XLSX, tab delimited, or fixed-width, or a list already stored in your account. Addresses are validated against the Royal Mail database, which improves deliverability and can qualify the mailing for cheaper postage.

  4. 4

    You choose the specification and see the price. Format, colour or mono, number of sheets, envelope, and postage class all combine into a per-item price that already includes postage, so the number you see is the number you pay.

  5. 5

    You approve a PDF proof and confirm. Docmail prints, folds, inserts, and posts, and the item enters the Royal Mail stream at the class you selected. Payment comes from your topped-up account balance, or by invoice on the Enterprise tier.

Feature breakdown

22 features in 4 modules

Formats and published prices

A small, clearly priced format list where postage is already in the number.
A4 black and white letter at £1.01
One side printed into a C5 envelope including economy postage. This is the baseline item and the number most customers are comparing against a stamp plus their own time.
A4 colour letter at £1.05
A four pence premium over mono, which is cheap enough that there is rarely a reason to send a black and white letter unless the document is genuinely monochrome.
A5 postcards at £1.02 mono and £1.10 colour
Including standard postage. Unusually for this category, the postcard costs slightly more than the letter, which reflects a print bureau's cost structure rather than a marketer's.
A3 folded at £1.12 mono and £1.21 colour
For newsletters and longer communications that need more space than an A4 sheet without becoming a multi-page pack.
Additional sheets from 4p
8p per additional mono page printed one side, 4p for the reverse; 10p and 5p in colour. A ten-page pack therefore costs pennies more rather than pounds more.
Greeting cards
A supported format through both the web interface and the API, which is a genuine gap-filler for practices and membership organisations sending seasonal or milestone cards.

Commercial model

No subscription, no minimum, and a small credit to start with.
No account fee on Essentials
Pay as you go from £1.01 plus VAT per item, funded by card top-up or BACS transfer. An idle account costs nothing.
One document minimum
Explicitly stated as a minimum order quantity of one, with no stated maximum. For an organisation sending three letters this week and none next month, this is the entire value proposition.
Enterprise tier with invoicing from 82p
Higher volume users can pay by invoice rather than prepaid credit, at rates from 82p plus VAT, which is roughly a 19 percent reduction on the Essentials letter rate.
£1.50 new account credit
Enough to send one real letter and inspect what actually lands, which is a more honest evaluation than any demo.
Free training
Offered to new users, which is a meaningful signal about the customer base and about the level of hand-holding available to non-technical staff.
Postage included in every quoted price
Economy postage is inside the headline rate rather than added at checkout, so the comparison against buying a stamp yourself is direct.

Address handling and proofing

Royal Mail validation plus a proof step, which is the pair of controls that prevent expensive mistakes.
Royal Mail address validation
Addresses are checked against the Royal Mail database, which reduces returns and in some cases qualifies the mailing for cheaper postage, so validation can pay for itself directly.
PDF proof approval
You see and approve a proof before anything prints. On a five hundred piece run this is the difference between catching a broken merge field and paying for five hundred broken merge fields.
Multiple address list formats
CSV, XLS, XLSX, tab delimited, and fixed-length field files are all accepted, which matters when your list lives in whatever the previous administrator left behind.
Stored address lists
Lists can be saved in the account and selected by name for repeat mailings rather than re-uploaded each time.
Individual address entry via API
An AddAddress call for one-off transactional sends where no list exists, which is how a single triggered letter gets posted.

API and integration

A dated but genuinely complete integration surface, with a test environment.
SOAP web service API
Creates, proofs, and confirms orders for mailings, single letters, postcards, and greeting cards. SOAP rather than REST, which is dated but fully documented and stable.
Separate testing environment
A mirror of the live system with the same API and web functionality, so integration work can be exercised without printing anything. Plenty of newer vendors do not offer this.
Document submission by file or by name
PDF, RTF, or Word documents can be posted with the request or referenced by name from your account, which suits both dynamic and template-based workflows.
Programmatic proof retrieval
The proof step is exposed through the API, so an automated workflow can hold for approval rather than committing blind.
Invoice payment for API volume
High-volume API users can move off prepaid credit onto invoicing, which removes the balance-monitoring problem from an automated pipeline.

Use cases

4 documented

UK dental or veterinary practice sending recall letters

A few hundred reminder letters a month currently printed, folded, and stamped by reception staff between appointments.

Documents upload straight from Word, Royal Mail validation removes the addresses that have gone stale, and at £1.01 including postage the cost is close to what stamps alone were costing while the staff time disappears entirely.

Parish council or small charity

Occasional mailings to members and residents, no dedicated administrator, no budget for a software subscription, and long stretches with no mail at all.

The pay-as-you-go Essentials plan costs nothing between mailings, the minimum order is one document, free training covers the volunteer who inherits the account, and the £1.50 starting credit funds a test letter.

Solicitor or letting agent sending client correspondence

Client letters and notices go out in ones and twos throughout the week, and every one currently involves printing, folding, and a trip to the post box.

Single letters post from the desk through the web interface or an AddAddress API call, with PDF proof approval before anything prints and a per-item price that includes postage.

UK software business posting transactional letters

The product needs to post a physical letter when a customer event occurs, and every obvious platform is American and would treat a Bristol address as international mail.

The SOAP API creates, proofs, and confirms an order per event, the testing environment allows the integration to be exercised in CI without producing paper, and Royal Mail validation keeps the delivery rate high.

Pricing

from No account fee, with an A4 black and white letter at £1.01 including postage

Pay as you go per item with no account fee and no minimum beyond one document. Prices include printing, envelope, and economy postage. An Enterprise tier offers invoicing and lower rates for higher volume.

PlanPriceIncludes
EssentialsFrom £1.01 plus VAT per item
pay as you go
  • A4 black and white letter into C5 with economy postage £1.01
  • A4 colour letter £1.05
  • A5 postcard £1.02 mono, £1.10 colour
  • A3 folded £1.12 mono, £1.21 colour
  • Card top-up or BACS transfer, no account fee

Minimum order quantity is one document with no stated maximum. This is the tier almost every small organisation should be on.

EnterpriseFrom £0.82 plus VAT per item
invoiced
  • Lower per-item rates from 82p
  • Payment by invoice rather than prepaid credit
  • Suited to high-volume and API-driven senders
  • Contractual pricing available on request

About a 19 percent reduction on the Essentials letter rate. Higher volumes and contractual pricing are handled through the sales team rather than published.

Add-ons

  • Additional sheets, mono (£0.08 per page one side, £0.04 reverse): Makes multi-page packs economical rather than proportional to page count.
  • Additional sheets, colour (£0.10 per page one side, £0.05 reverse): A two pence premium over mono per side, which rarely changes a decision.
  • Postage class upgrade (Priced per item): Economy postage is included in the headline rate. Faster classes are available at a per-item uplift, which matters when a letter has a deadline attached.

Billing notes

  • Prices are quoted excluding VAT, which is normal in the UK but means the actual charge on a £1.01 letter is £1.21 including VAT at the standard rate. Model this properly when comparing against a US vendor's inclusive figure.
  • Postage is included in the per-item price at economy class, so the headline rate is close to your true all-in cost for a standard letter.
  • Essentials is funded by prepaid credit topped up by card or BACS, so cash sits with the vendor between mailings. Enterprise moves to invoicing.
  • The Enterprise rate of 82p represents roughly a 19 percent saving on letters, so the crossover point depends entirely on the volume threshold the sales team applies rather than on a published break-even.
  • There is no subscription at any tier, so an account that sends nothing in a quarter costs nothing in that quarter.

Value assessment: Docmail is not cheap per piece and is not trying to be. At £1.01 plus VAT a letter, a bulk print run through a local printer will beat it comfortably at a few thousand pieces. What it is competing against for most of its customers is not a printer, it is a member of staff with a laser printer, a box of envelopes, and a book of stamps, and against that comparison £1.01 all in is close to free because second-class postage plus paper plus envelope already accounts for most of it. The one document minimum, the absence of any account fee, and the £1.50 starting credit make it essentially risk-free to adopt. Judged as a marketing platform it is poor value with no campaign tooling at all. Judged as a way to stop doing your own post, it is excellent.

Strengths & limitations

Strengths

  • No account fee, no subscription, and a minimum order of one document, which makes it viable for organisations that mail irregularly and would waste money on any subscription-based platform.
  • Postage is included in every published price, so the comparison against buying a stamp and doing it yourself is direct rather than requiring a spreadsheet.
  • Genuine UK focus: Royal Mail address validation, sterling pricing, A4 and A5 formats, and C5 envelopes, rather than an American product with international postage bolted on.
  • PDF proof approval before printing, exposed through both the web interface and the API, which prevents the expensive class of mistake that only becomes visible after five hundred pieces have printed.
  • A separate testing environment mirroring the live system, which is a discipline several much newer and better-funded vendors do not bother with.
  • Accepts PDF, RTF, and Word documents, so the input is the file you already wrote rather than a template you have to rebuild in a proprietary editor.
  • Backed by an established Somerset printing company rather than a venture-funded startup, with the operational stability that implies for a service you depend on.

Limitations

  • The API is SOAP with XML payloads. It is documented, stable, and complete, but any developer used to REST, JSON, SDKs, and webhooks will find the integration unpleasant.
  • No marketing automation of any kind: no triggers from a CRM, no drip campaigns, no personalized URLs, no QR code tracking, and no attribution reporting.
  • No per-piece delivery tracking or proof of delivery, so you cannot demonstrate that a specific letter arrived. UK businesses needing that must use Royal Mail signed services directly.
  • United Kingdom only in practice. There is no international rate card and no overseas print network.
  • Prices are quoted excluding VAT, so the real cost of a £1.01 letter is £1.21, which makes casual comparison against inclusive US pricing misleading.
  • Company disclosure is minimal. Ownership, headcount, and financials are not published beyond the Companies House registration, and the Enterprise volume thresholds are not stated.

Head-to-head comparisons

4 alternatives

Docmail vs Stannp

from $0 per month, with a colour letter at $0.99 including postage

Stannp is the modern UK-origin alternative, with volume rate bands behind a £12-equivalent monthly tier, a thousand-plus integrations, and dispatch from three countries. Docmail has no account fee at all, a one-document minimum, PDF proof approval, and a printer's operational depth. Campaign and triggered mail belongs at Stannp; occasional letters, notices, and practice correspondence belong at Docmail.

Full Docmail vs Stannp comparison

Docmail vs LetterStream

from $0 per month, with Express postcards from $0.91 and First-Class letters from $1.27

LetterStream is the US mirror image: a long-established print bureau with a free account, no minimum, and letters from $1.27, plus Certified Mail and Electronic Return Receipt that Docmail has no equivalent for. Neither operates in the other's postal system. UK organisations use Docmail; US organisations use LetterStream, and businesses in both places will need both.

Full Docmail vs LetterStream comparison

Docmail vs PostGrid

from $0 per month with 4x6 postcards at $0.902 each

PostGrid is a proper REST API with CASS verification, NCOA, HIPAA coverage, and a free plan covering 500 US mailings a month, but it is American and publishes no UK rate card. Docmail is British, cheaper for a UK letter once international postage is accounted for, and far easier for a non-technical user. Build software mail on PostGrid if your recipients are American; use Docmail if they are British.

Full Docmail vs PostGrid comparison

Docmail vs Lob

from $0 per month with postcards at $0.905 each

Lob is the largest and best-engineered platform in this category, with an eight-event tracking feed and postcards from $0.615, all built around USPS. Docmail is a Somerset printer with a SOAP API, no tracking, and a one-letter minimum. The comparison is really about geography: Lob is not a serious option for UK-bound mail, and Docmail is not a serious option for US volume.

Full Docmail vs Lob comparison

Implementation & onboarding

Setup time
Under half an hour for a first letter through the web interface, since the input is a document you already have. API integration takes a developer a few days, mostly because SOAP tooling is unfamiliar rather than because the service is complicated.
Learning curve
Very low for the web workflow, which is deliberately built for non-technical administrators and backed by free training. Moderate for the API purely because of the SOAP and XML surface.
Onboarding
Entirely self-serve with a free account and £1.50 of starting credit, plus free training for users who want it. Enterprise pricing and invoicing require contacting the company.
Migration notes
Coming from an in-house print and post routine, there is nothing to migrate beyond your address list and your document templates, both of which Docmail accepts in the formats you already have. Run the list through Royal Mail validation on arrival, since a manually maintained list almost always contains addresses that will not validate.

Platform, API & security

Platforms
Web applicationSOAP web service APISeparate testing environmentDocument upload in PDF, RTF, and Word
API
A SOAP web service that creates, proofs, and confirms orders for mailings, single letters, postcards, and greeting cards. Documents submit as files or by name; address lists submit as CSV, XLS, XLSX, tab delimited, or fixed-width files, or one at a time via AddAddress. A full mirror testing environment is provided.
Compliance
Royal Mail address validationUK company registration as CFH Docmail Ltd, company number 1716891
Data residency
United Kingdom. Production runs from Radstock, Somerset through Royal Mail.
SSO
Not published.
Security notes
Operated by an established UK printing company under UK data protection law. Formal certifications are not prominently published, so a buyer handling sensitive correspondence should request current accreditation details directly rather than assume them.

Support & resources

Channels
Telephone supportEmail supportFree training for new users
Documentation
A help site covering account setup, formats, pricing, and the Docmail API, with separate API documentation and access to a mirror testing environment.
Community
No public forum. Support is direct and, unusually for this category, includes offered training sessions.

Company

Founded
2008
Headquarters
Radstock, Somerset, United Kingdom
Ownership
Privately held. Operated by CFH Docmail Ltd, registered in England as company number 1716891.
Employees
Not disclosed
Funding
No outside funding disclosed. The business grew out of an established commercial printing operation rather than venture capital.

Timeline

  1. 2008CFH Docmail launches Docmail, one of the first online hybrid mail services in the United Kingdom, putting an established printing operation behind a web interface.
  2. 2012The SOAP web service API opens programmatic ordering for mailings, single letters, postcards, and greeting cards, with a mirror testing environment.
  3. 2016Royal Mail address validation is integrated, improving deliverability and in some cases qualifying validated addresses for cheaper postage.
  4. 2020Hybrid mail demand rises sharply as UK offices empty and organisations lose access to their own printers and franking machines.
  5. 2026Published pay-as-you-go pricing from £1.01 plus VAT for an A4 mono letter including economy postage, with an invoiced Enterprise tier from 82p and a one-document minimum.

Integrations

  • SOAP web service API
  • Document upload in PDF, RTF, and Word
  • Address list upload in CSV, XLS, XLSX, tab delimited, and fixed-width formats
  • Stored address lists and documents selectable by name
  • Royal Mail address validation

Frequently asked questions

11 questions

What is Docmail?

Docmail is a UK hybrid mail service run by CFH Docmail Ltd from Radstock in Somerset. You upload a document and an address list, or submit them through an API, and Docmail prints, folds, inserts, and posts the item through Royal Mail with postage already included in the price. It handles letters, postcards, and greeting cards, with a minimum order of one document.

How much does Docmail cost?

There is no account fee. An A4 black and white letter into a C5 envelope with economy postage is £1.01 plus VAT, colour is £1.05, an A5 postcard is £1.02 mono or £1.10 colour, and an A3 folded piece is £1.12 mono or £1.21 colour. Additional mono sheets are 8p per side and 4p on the reverse. Higher-volume users can move to an invoiced Enterprise tier from 82p plus VAT.

What does one postcard actually cost, all in?

An A5 colour postcard is £1.10 plus VAT, so £1.32 including VAT at the standard rate, covering printing and standard postage with no platform fee. Five hundred postcards therefore cost £550 plus VAT, or £660 inclusive. Note that Docmail prices a postcard slightly above a letter, which is unusual and reflects a print bureau's cost structure rather than a marketing platform's.

How does that compare with sending a £25 gift?

A £25 gift through a corporate gifting platform typically lands somewhere around £32 to £40 delivered once shipping and platform markup are added, which is roughly 25 to 30 Docmail postcards. Docmail does not send gifts. It does send greeting cards, which for many small organisations is the closest thing they actually need and costs a fraction of a gifting platform's per-recipient economics.

Is there a platform fee or do I pay purely per piece?

Purely per piece. There is no subscription, no seat licence, and no minimum spend on the Essentials plan, and the minimum order quantity is a single document. You fund the account by card top-up or BACS transfer and draw down as you send. That is why organisations that mail irregularly, such as parish councils and small charities, end up here rather than at a platform charging a monthly fee.

Does Docmail check addresses?

Yes. Addresses validate against the Royal Mail database, which reduces returns and in some cases qualifies the mailing for cheaper postage, so validation can pay for itself directly rather than only saving waste. There is no NCOA-style change of address product equivalent to what the US vendors sell, so a very old list will still carry movers.

Can Docmail prove that a letter arrived?

No. There is no per-piece delivery tracking and no proof of delivery product. Docmail confirms that an item was produced and posted, which covers most ordinary correspondence, but if you need evidence that a specific letter was received you need a Royal Mail signed-for service arranged separately. This is the clearest functional gap against LetterStream on the US side.

Can I automate sends from my own system?

Yes, through the API, with the caveat that it is SOAP rather than REST. It creates, proofs, and confirms orders for mailings, single letters, postcards, and greeting cards; documents submit as PDF, RTF, or Word files or by name; and addresses submit as list files or one at a time through an AddAddress call. There is a separate testing environment mirroring live, so the integration can be exercised without printing anything.

Does Docmail send mail outside the UK?

It is a UK service through and through: sterling pricing, Royal Mail postage, A4 and A5 formats, C5 envelopes, and UK address validation. There is no international rate card. A business with recipients across multiple countries should look at Stannp, which dispatches from the UK, US, and Canada.

How does Docmail compare with printing and posting letters myself?

That is the comparison it is actually built for. Second-class postage, paper, an envelope, toner, and the wear on an office printer already account for most of £1.01, and the remainder buys you the folding, the stuffing, the walk to the post box, and the staff time. For anything above a handful of letters a week, doing it yourself is a false economy, which is precisely the argument hybrid mail has been making since 2008.

Is Docmail a stable vendor?

It is operated by CFH Docmail Ltd, a Somerset company registered in England as number 1716891, and Docmail itself launched in 2008. That is an unusually long operating history for this category and the business grew out of an established commercial printing operation rather than venture funding. Detailed ownership, headcount, and financials are not published.

Editorial verdict

Docmail is the right answer to a narrow question asked by a great many UK organisations: how do I stop printing, folding, and stamping letters myself without signing up for a marketing platform I will never use? No account fee, a one-document minimum, postage inside the price, PDF proof approval, and Royal Mail address validation make it essentially risk-free to adopt, and the £1.50 starting credit funds a genuine test. What you do not get is any marketing tooling, any delivery tracking, any international coverage, or a modern API. It is a printer with a web front end and a SOAP endpoint, run by a company that has been doing this since 2008. For a practice, a charity, a council, or a firm posting letters in ones and tens, that is exactly the right product. For a campaign, look at Stannp instead.

Written by the SaaSTracker editorial team. Awards, when shown, are judged against the published criteria in our methodology.