# What pairs well with Tolt > Tolt is a referrals tool, and a team running it still has 6 neighbouring categories to staff. The pick in each is Creem for subscription billing, Sender for email service providers, Carrd for landing page builders, Umami for GTM analytics, Judge.me for testimonials & social proof and Collabstr for influencer & creator marketing, each the leading tool in that category on published criteria. - Profile: https://saastracker.org/products/tolt - Category: Affiliate & Referral Programs (https://saastracker.org/categories/affiliate-referral) - Web version: https://saastracker.org/products/tolt/stack ## The stack, category by category | Category | Ideal pairing | Because | Benefit | | --- | --- | --- | --- | | Subscription Billing | [Creem](https://saastracker.org/products/creem) (Best Value) | Tolt is built for referrals, not billing. Creem adds one flat rate with no tiers. | Recurring revenue bills, retries and reconciles itself, including the tax nobody wants to calculate. | | Email Service Providers | [Sender](https://saastracker.org/products/sender) (Best Value) | Tolt is built for referrals, not ESPs. Sender adds paid plans starting at single-digit dollars. | An opt-in audience is owned rather than rented, and reaching it costs nothing per send. | | Landing Page Builders | [Carrd](https://saastracker.org/products/carrd) (Best Value) | Tolt is built for referrals, not landing pages. Carrd adds Pro Plus offers downloadable sites. | A campaign page ships the same afternoon without waiting on an engineer. | | GTM Analytics | [Umami](https://saastracker.org/products/umami) (Best Value) | Tolt is built for referrals, not analytics. Umami adds a very large open-source community with tens of thousands of GitHub stars. | Spend gets attributed to revenue, so the channel that works is the one that gets funded. | | Testimonials & Social Proof | [Judge.me](https://saastracker.org/products/judge-me) (Best Value) | Tolt is built for referrals, not social proof. Judge.me adds a single flat $15 paid plan at any order volume. | Real customer proof sits on the pages where people decide, not only on a review site. | | Influencer & Creator Marketing | [Collabstr](https://saastracker.org/products/collabstr) (Ease of Use) | Tolt is built for referrals, not influencer. Collabstr adds published creator pricing. | Creators get found, briefed and paid on performance, rather than on a flat fee and hope. | ### Creem for Subscription Billing Tolt is built for referrals, not billing. Creem adds one flat rate with no tiers. Recurring revenue bills, retries and reconciles itself, including the tax nobody wants to calculate. The lowest published merchant of record rate among serious competitors at 3.9 percent plus 40 cents, saving roughly 1.3 points against Paddle and Lemon Squeezy on identical assumptions. Paddle holds Category Leader here, and is worth weighing if that is closer to the problem Tolt leaves open. ### Sender for Email Service Providers Tolt is built for referrals, not ESPs. Sender adds paid plans starting at single-digit dollars. An opt-in audience is owned rather than rented, and reaching it costs nothing per send. SMS and email combined inside a single automation flow rather than run as separate channels. Mailchimp holds Category Leader here, and is worth weighing if that is closer to the problem Tolt leaves open. ### Carrd for Landing Page Builders Tolt is built for referrals, not landing pages. Carrd adds Pro Plus offers downloadable sites. A campaign page ships the same afternoon without waiting on an engineer. The constrained editor is a feature, not a limitation, for non-designers. Unbounce holds Category Leader here, and is worth weighing if that is closer to the problem Tolt leaves open. ### Umami for GTM Analytics Tolt is built for referrals, not analytics. Umami adds a very large open-source community with tens of thousands of GitHub stars. Spend gets attributed to revenue, so the channel that works is the one that gets funded. A free Cloud tier at roughly 100,000 events a month with three sites lets a small business start at zero without touching a server. Google Analytics 4 holds Category Leader here, and is worth weighing if that is closer to the problem Tolt leaves open. ### Judge.me for Testimonials & Social Proof Tolt is built for referrals, not social proof. Judge.me adds a single flat $15 paid plan at any order volume. Real customer proof sits on the pages where people decide, not only on a review site. Google rich snippets included at $0, undercutting every competitor in this category, several of which gate structured data behind $50 to $99 plans. Trustpilot holds Category Leader here, and is worth weighing if that is closer to the problem Tolt leaves open. ### Collabstr for Influencer & Creator Marketing Tolt is built for referrals, not influencer. Collabstr adds published creator pricing. Creators get found, briefed and paid on performance, rather than on a flat fee and hope. Strong UGC-only supply, meaning creators who deliver raw footage for paid ads without needing to post to their own audience, which is where much of the current demand sits. ## FAQ ### What is the best stack to run with Tolt? Tolt is a referrals tool, and a team running it still has 6 neighbouring categories to staff. The pick in each is Creem for subscription billing, Sender for email service providers, Carrd for landing page builders, Umami for GTM analytics, Judge.me for testimonials & social proof and Collabstr for influencer & creator marketing, each the leading tool in that category on published criteria. ### What do I pair with Tolt for Subscription Billing? Creem. Tolt is built for referrals, not billing. Creem adds one flat rate with no tiers. Recurring revenue bills, retries and reconciles itself, including the tax nobody wants to calculate. ### How many tools do I need alongside Tolt? Tolt sits next to 6 other categories in a working referrals stack, and its own profile names the gap each one fills. Most teams staff the first two or three and add the rest as the motion grows. ### Is Collabstr worth adding alongside Tolt? Tolt is built for referrals, not influencer. Collabstr adds published creator pricing. Creators get found, briefed and paid on performance, rather than on a flat fee and hope. --- Source: SaaSTracker (https://saastracker.org), an independent editorial project. Pairings are the leading tool in each complementary category, chosen on published criteria: https://saastracker.org/methodology. Placement cannot be purchased.