# What pairs well with URIports > URIports is a deliverability tool, and a team running it still has 8 neighbouring categories to staff. The pick in each is Instantly for cold email outreach, InboxKit for cold email infrastructure, ZeroBounce for email verification, Mailchimp for email service providers, Reply.io for sales engagement, AiSDR for AI SDR agents, HubSpot CRM for sales CRM and Google Analytics 4 for GTM analytics, each the leading tool in that category on published criteria. - Profile: https://saastracker.org/products/uriports - Category: Email Deliverability & Warming (https://saastracker.org/categories/email-deliverability) - Web version: https://saastracker.org/products/uriports/stack ## The stack, category by category | Category | Ideal pairing | Because | Benefit | | --- | --- | --- | --- | | Cold Email Outreach | [Instantly](https://saastracker.org/products/instantly) (Category Leader) | URIports is built for deliverability, not cold email. Instantly adds bundled validation, tracking domains, and ESP matching bake deliverability hygiene into defaults. | Outreach goes out on a schedule and replies land in one place instead of a personal inbox. | | Cold Email Infrastructure | [InboxKit](https://saastracker.org/products/inboxkit) (Category Leader) | URIports sends buyers elsewhere for hosted SPF, DKIM, or DMARC records managed for them. InboxKit adds domain isolation panels and per-domain administration. | Sending moves off the main domain, so a burned domain costs a spare rather than the company's email. | | Email Verification | [ZeroBounce](https://saastracker.org/products/zerobounce) (Category Leader) | URIports lists no inbox placement testing among its limits. ZeroBounce covers verification on its own. | Dead addresses come off the list before the send, so the bounce rate never touches the domain. | | Email Service Providers | [Mailchimp](https://saastracker.org/products/mailchimp) (Category Leader) | URIports is built for deliverability, not ESPs. Mailchimp adds predictive lifetime value and purchase likelihood. | An opt-in audience is owned rather than rented, and reaching it costs nothing per send. | | Sales Engagement | [Reply.io](https://saastracker.org/products/reply-io) (Category Leader) | URIports lists report volume is pooled across DMARC among its limits. Reply.io adds Email Volume plan. | One cadence covers email, calls and LinkedIn, so nobody drops a follow-up between tools. | | AI SDR Agents | [AiSDR](https://saastracker.org/products/aisdr) (Category Leader) | URIports lists no vendor-by-vendor setup wizards among its limits. AiSDR adds multi-channel execution across email. | Research, writing and sending happen without a headcount, and the meetings still get booked. | | Sales CRM | [HubSpot CRM](https://saastracker.org/products/hubspot-crm) (Category Leader) | URIports reports on domains, not on people. HubSpot CRM is where a reply from a domain that finally started landing becomes a contact somebody follows up. | Every conversation ends up on a record, so a rep leaving does not take the pipeline with them. | | GTM Analytics | [Google Analytics 4](https://saastracker.org/products/google-analytics) (Category Leader) | URIports is built for deliverability, not analytics. Google Analytics 4 adds enormous ecosystem of free training. | Spend gets attributed to revenue, so the channel that works is the one that gets funded. | ### Instantly for Cold Email Outreach URIports is built for deliverability, not cold email. Instantly adds bundled validation, tracking domains, and ESP matching bake deliverability hygiene into defaults. Outreach goes out on a schedule and replies land in one place instead of a personal inbox. Unlimited accounts + free warm-up on every tier makes scaled sending economics unbeatable at the entry level. Smartlead holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### InboxKit for Cold Email Infrastructure URIports sends buyers elsewhere for hosted SPF, DKIM, or DMARC records managed for them. InboxKit adds domain isolation panels and per-domain administration. Sending moves off the main domain, so a burned domain costs a spare rather than the company's email. Genuine Google Workspace, Microsoft 365, and Azure accounts rather than private SMTP dressed up as provider mailboxes. Maildoso holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### ZeroBounce for Email Verification URIports lists no inbox placement testing among its limits. ZeroBounce covers verification on its own. Dead addresses come off the list before the send, so the bounce rate never touches the domain. Unknown results are not charged and credits never expire, so the effective cost is the headline cost. MillionVerifier holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### Mailchimp for Email Service Providers URIports is built for deliverability, not ESPs. Mailchimp adds predictive lifetime value and purchase likelihood. An opt-in audience is owned rather than rented, and reaching it costs nothing per send. Genuine breadth in one account: campaigns, branching journeys, landing pages, forms, surveys, ads, SMS, and ecommerce reporting without assembling a stack. Sender holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### Reply.io for Sales Engagement URIports lists report volume is pooled across DMARC among its limits. Reply.io adds Email Volume plan. One cadence covers email, calls and LinkedIn, so nobody drops a follow-up between tools. Widest real channel coverage in its price class. Outplay holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### AiSDR for AI SDR Agents URIports lists no vendor-by-vendor setup wizards among its limits. AiSDR adds multi-channel execution across email. Research, writing and sending happen without a headcount, and the meetings still get booked. Sending infrastructure is included rather than assumed: domains, mailboxes, warmup, and LinkedIn allowances all sit inside the plan price, which removes the biggest hidden cost in AI SDR buying. Regie.ai holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### HubSpot CRM for Sales CRM URIports reports on domains, not on people. HubSpot CRM is where a reply from a domain that finally started landing becomes a contact somebody follows up. Every conversation ends up on a record, so a rep leaving does not take the pipeline with them. One shared record across marketing, sales, service, content, and commerce, which delivers closed-loop attribution that stitched-together stacks rarely achieve. Zoho CRM holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ### Google Analytics 4 for GTM Analytics URIports is built for deliverability, not analytics. Google Analytics 4 adds enormous ecosystem of free training. Spend gets attributed to revenue, so the channel that works is the one that gets funded. Free at unlimited traffic volume, which no privacy-first competitor can match once a site passes a few hundred thousand pageviews a month. Umami holds Best Value in the same category, and is the swap to make when the budget matters more than the ceiling. ## FAQ ### What is the best stack to run with URIports? URIports is a deliverability tool, and a team running it still has 8 neighbouring categories to staff. The pick in each is Instantly for cold email outreach, InboxKit for cold email infrastructure, ZeroBounce for email verification, Mailchimp for email service providers, Reply.io for sales engagement, AiSDR for AI SDR agents, HubSpot CRM for sales CRM and Google Analytics 4 for GTM analytics, each the leading tool in that category on published criteria. ### What do I pair with URIports for Cold Email Outreach? Instantly. URIports is built for deliverability, not cold email. Instantly adds bundled validation, tracking domains, and ESP matching bake deliverability hygiene into defaults. Outreach goes out on a schedule and replies land in one place instead of a personal inbox. ### How many tools do I need alongside URIports? URIports sits next to 8 other categories in a working deliverability 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 Google Analytics 4 worth adding alongside URIports? URIports is built for deliverability, not analytics. Google Analytics 4 adds enormous ecosystem of free training. Spend gets attributed to revenue, so the channel that works is the one that gets funded. --- 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.