Comparison

Omnisend vs Warmly in 2026: free eCommerce email vs $10,000-a-year enterprise GTM automation

The price gap alone tells most of the story. Omnisend starts at zero dollars for eCommerce email and SMS; Warmly starts at $10,000 a year to de-anonymize website visitors and run autonomous AI agents against them. They are not competing for the same customer, and they are barely in the same category.

Updated July 4, 2026
Omnisend
Warmly
Key takeaways
  • Omnisend starts free at $0/month; Warmly starts at $10,000/year with no trial, free tier, or published monthly price.
  • Warmly identifies individual website visitors at the person level through de-anonymization, a capability Omnisend does not have or need.
  • Omnisend automates known-customer email and SMS; Warmly automates engagement with anonymous or newly identified website traffic across chat, email, and ads.
  • Warmly's full AI Inbound Autopilot with unlimited AI Studio Agents costs $30,000/year, while Omnisend's top published tier, Pro, costs $41.30/month.
  • Warmly's Context Graph unifies site visits, CRM data, call transcripts, and chat logs into one account view, a data layer with no Omnisend equivalent.
  • Both platforms report strong customer satisfaction at their respective scale: Omnisend serves 150,000+ eCommerce brands, Warmly holds a 4.8/5 rating across 200+ reviews at the enterprise level.

Omnisend is an eCommerce email and SMS platform with a genuinely usable free plan, built around retention flows like abandoned cart and win-back campaigns for stores that already have customers. Warmly is an enterprise GTM platform that identifies individual website visitors by name through de-anonymization, unifies every account signal into a Context Graph, and deploys autonomous AI agents to engage them across chat, email, and ads, starting at $10,000 a year with no self-serve option. Comparing them mostly clarifies what "marketing automation" has come to mean as a category label: it now spans a $0 eCommerce tool and a five-figure enterprise AI platform with almost nothing in common beyond both automating some kind of message.

The tools at a glance

ToolStarting priceBest for
Omnisend$0/moeCommerce stores automating email and SMS retention marketing off an existing customer list, at little to no upfront cost.
WarmlyFrom $10,000/yearMid-market and enterprise B2B companies with meaningful website traffic who want to identify and autonomously engage anonymous visitors, often replacing SDR agency spend.

Omnisend

Email and SMS automation for eCommerce with a free tier, flat-rate pricing, and free migration from other platforms.

Full review →
Omnisend screenshot

Omnisend serves eCommerce brands that already have customers and want to sell to them again. The free plan covers 500 emails a month with SMS and push included, which is enough for a new store to build and test its first automations, abandoned cart, post-purchase, win-back, before paying anything. Standard at $11.20/month keeps that pricing flat as the list grows rather than escalating the way some competitors do.

Everything in the product assumes the contact already exists in your store's database: a shopper who signed up, browsed, or bought something. Segmentation runs on purchase behavior, product interest, and engagement history, and free migration from Klaviyo or Mailchimp handles moving that history over technically at no charge.

There is no website visitor identification, no anonymous traffic resolution, and no B2B account intelligence anywhere in Omnisend. It was never built to answer "who is browsing my site right now that I do not already have in my system," which is precisely the question Warmly exists to answer.

Pricing
Feature
Free
$0/mo
Standard
From $11.20/mo
Pro
From $41.30/mo
Custom
Contact
Emails per Month500Scaled to listUnlimitedUnlimited
SMS Campaigns
Automation Workflows
Advanced Segmentation
Free Migration
Best for: eCommerce stores automating email and SMS retention marketing off an existing customer list, at little to no upfront cost.

Warmly

AI agents de-anonymize website visitors at the person level and autonomously run inbound and outbound GTM across chat, email, and ads.

Full review →
Warmly screenshot

Warmly answers a question most B2B websites cannot: who exactly is on the site right now. Its de-anonymization layer resolves anonymous traffic to the individual person, not just the company, so a sales team gets a name and buying context before a single form is filled out. That identity resolution feeds into a Context Graph that unifies site visits, CRM records, call transcripts, chat logs, and ad engagement into one real-time account picture.

AI agents act on that Context Graph directly. The Inbound Agent triggers chat, popups, and follow-up email based on visitor identity and intent signals, and the top-tier AI Inbound Autopilot plan runs unlimited AI Studio Agents that qualify leads, generate mini-demo slides, and improve their own chat responses over time, all operating in what Warmly describes as a human-supervised rather than human-run model.

None of this is accessible below $10,000 a year, and there is no self-serve signup or trial of any kind, every plan requires a sales conversation. Add-ons like the GTM Signals Package or Warm Experiences run another $10,000 a year each, and the full AI Inbound Autopilot tier costs $30,000 a year. This is squarely an enterprise and mid-market purchase, aimed at teams with meaningful website traffic and budget to match, often companies replacing $20,000 to $40,000 a month in SDR agency spend.

Pricing
Feature
AI Web-Deanonymization
From $10,000/year
Inbound Chat
From $20,000/year
AI Inbound Autopilot
From $30,000/year
Person-level visitor ID
CRM sync
AI chatbot (1 Agent)
Unlimited AI Studio Agents
Autonomous qualification + goals
GTM Signals Package (add-on)$10K/yr$10K/yr$10K/yr
Best for: Mid-market and enterprise B2B companies with meaningful website traffic who want to identify and autonomously engage anonymous visitors, often replacing SDR agency spend.

Head-to-head feature comparison

Feature
Omnisend
Warmly
Primary jobRetention email and SMS for existing customersIdentifying and engaging anonymous B2B website visitors
Free plan or trialYes, free plan, no trial neededNo, sales conversation required
Entry price$0/mo$10,000/year
Website visitor de-anonymizationNoYes, person-level identification
Autonomous AI agentsNoYes, human-supervised AI agents
SMS includedYesNo
eCommerce-specific automationYesNo
Unified cross-channel account viewNoYes, the Context Graph
Requires sales conversation to buyNo, self-serve signupYes, no self-serve option
Best-fit company sizeSmall to mid-size eCommerce brandsMid-market and enterprise B2B

Which should you choose?

eCommerce stores with a limited or no marketing budgetOmnisend
Enterprise B2B teams with significant website traffic and SDR budgetWarmly
Founders wanting to start automating email today at zero costOmnisend
Revenue leaders replacing an SDR agency with AI-driven engagementWarmly
Small teams that need SMS alongside emailOmnisend
Enterprise GTM teams running account-based programsWarmly

It is worth being direct about how little these two tools actually compete. Omnisend's entire value proposition is accessibility, free to start, flat pricing, no sales call required. Warmly's entire value proposition is the opposite, a five-figure annual commitment justified by replacing expensive SDR headcount with AI-driven visitor identification and engagement. A team asking "Omnisend or Warmly" almost certainly has the wrong question; the real question is whether their growth problem is eCommerce retention (Omnisend's entire world) or anonymous B2B website traffic going unidentified (Warmly's entire world), and those two problems rarely coexist in the same company at the same time.

Bottom line

Omnisend is the right choice for the overwhelming majority of businesses reading this: a store with customers to retain, a limited marketing budget, and no need for enterprise sales GTM infrastructure. Warmly only makes sense for a specific and narrower profile, a B2B company with real website traffic volume and either an existing SDR budget it wants to redirect or an ABM program that needs person-level visitor identification, and even then only after a pilot confirms match rates are strong enough on that specific domain to justify the $10,000 floor.

Frequently asked questions

Is Warmly overkill for a small eCommerce store?

Yes, almost certainly. Warmly is priced and built for B2B companies with significant website traffic and an existing SDR budget to redirect, starting at $10,000 a year with no self-serve option, while Omnisend covers eCommerce retention marketing for free or a fraction of that cost. A small store has no practical use for person-level visitor de-anonymization or autonomous B2B engagement agents.

Can Omnisend identify anonymous website visitors the way Warmly does?

No, Omnisend has no visitor de-anonymization capability at all and works exclusively with contacts already in your store's database from signups, purchases, or imports. Warmly's entire product is built around resolving anonymous traffic to named individuals, which is a fundamentally different data capability that Omnisend does not attempt.

Why does Warmly cost so much more than Omnisend?

Warmly is priced as an enterprise GTM replacement for expensive SDR agency spend, with customers reportedly replacing $20,000 to $40,000 a month in outsourced SDR costs, so its $10,000 to $30,000 annual pricing is positioned against that budget line rather than against a marketing tool subscription. Omnisend is priced for eCommerce brands managing existing customer email, a much lower-stakes and lower-cost automation problem by comparison.

Does Warmly offer any free trial or lower-cost entry option in 2026?

No, Warmly requires a sales conversation for every tier and has no published free trial, free plan, or monthly pricing option, starting at $10,000 per year for its most basic AI Web-Deanonymization tier. This is a considered enterprise purchase that requires internal budget approval rather than a self-serve signup.

What is the minimum website traffic needed to justify Warmly's cost?

Warmly does not publish a specific traffic threshold, but the company's own guidance suggests sites with only a few hundred monthly B2B visitors will see limited value since the de-anonymization layer needs enough volume to surface actionable leads regularly. Omnisend has no comparable traffic requirement since it operates on your existing contact list rather than live site visitors.

Can a company use both Omnisend and Warmly at the same time?

Yes, though this would be unusual since they serve different business models, a B2B company running Warmly for enterprise visitor identification would generally not also need Omnisend's eCommerce-specific cart abandonment and SMS features unless it also operated a separate direct-to-consumer storefront. Most companies reading this comparison need one or the other, not both.

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