Apollo is the default answer when someone asks "where do I get B2B contact data," and that default exists for good reasons. The platform markets itself as a unified sales platform with a large contact database, multichannel sequencing, inbound visitor identification, and a CRM layer on top. For a team that wants one vendor invoice, that bundling is useful. For a founder doing their own outbound at 30 hours a week, it can be too much product and not enough leverage.
People who look for Apollo alternatives usually have one of three problems. The first is price scaling, which tends to bite when seat counts grow or credit usage gets unpredictable. The second is workflow rigidity, the polite way of saying the sequencer is opinionated and does not bend to your process as easily as a workflow tool would. The third, and the reason this category is moving fastest in 2026, is agent support. If you have started using a coding agent or research agent to do real work, you have probably noticed most sales platforms still treat the human at the keyboard as the only valid operator. Apollo is mature, but it was not designed with an agent as a first-class user.
This post is for the founder or small team trying to figure out which of those problems is theirs.
For a direct comparison, read Clay vs Apollo: data, workflows and outbound, with official sources and a dated pricing check.
How we ranked them
The ranking is honest in two senses. First, Coil is one of the tools and we say so up front. We rank Coil first because it is the tool we know best, not because it is universally the right pick. For most readers, a different tool further down the list will be the answer.
Second, every competitor claim is checked against the vendor's own marketing pages. Where a number could not be verified, we left it out. The category moves fast enough that any specific claim is probably out of date within a quarter, so we focused on the durable parts: who each tool is built for, where it is strong, and what it asks you to bring.
Coil: agent-driven outbound for founders
Coil is built on a principle we describe in detail in the agent-driven lead gen pillar: humans and approved agents should operate the same organization-scoped services. The web dashboard supports hands-on work; the coil CLI exposes JSON for scripts and agent runtimes. Coil does not currently ship an MCP server.
The agent-access angle is the part most worth understanding if you are comparing Coil to Apollo. With Coil, an approved agent calls the same organization-scoped services used by the dashboard instead of learning the UI through screenshots. The founder sets the strategy and reviews consequential actions; the agent operates supported mechanics through the API or JSON CLI.
This matters most for founders running their own outreach during the pre-Series A stretch, where repeated setup and fragmented product state make a workflow difficult to reproduce. The founder guide walks through that operating model.
What Coil does not do today, and what we will not pretend it does. Coil is not an Apollo-scale contact database, so some workflows still need a separate data source. Coil also has no built-in sender. Supported downstream work can use a configured SmartLead connection or an admin-published webhook automation, while warm-up and inbox health remain outside Coil. There is no inbound visitor identification layer in the Apollo sense.
The clearest way to evaluate Coil is to inspect the documented prospect sources, recipe lifecycle, approval boundaries, and open-beta dashboard. Approved operators can separately use the reviewed JSON CLI artifacts.
Best for: Solo founders and small teams who already use an agent capable of operating an authenticated JSON CLI and want bounded outbound workflows on the same organization-scoped surface.
Clay: workflow engineering
Clay positions itself as a go-to-market platform with access to a large network of third-party data providers and a workflow builder that orchestrates enrichment across them. The phrase the RevOps community uses is "enrichment waterfall," which is what Clay enables: hit provider A, then provider B if A misses, then provider C, until a row has the fields you need.
If you have someone on the team whose job is to build outbound workflows, Clay is more powerful than Apollo. The combination of a wide data network and a flexible workflow surface lets you do things Apollo's sequencer cannot, like a fifteen-step enrichment pipeline that pulls from several databases and conditionally routes the result to the right CRM object.
The cost is the learning curve. Clay rewards the RevOps engineer and punishes the casual user. The interface is closer to a spreadsheet with a programming model than to a sales tool, and credit accounting across providers is hard to predict if you do not actively manage it. Clay has been investing in AI agents that drive its workflows, but the platform's centre of gravity is still a human operator in the spreadsheet view.
The honest summary: if you have someone whose job is outbound engineering, Clay beats Apollo on flexibility. If you do not, the same flexibility will be the thing that bites you.
Best for: Teams with a dedicated RevOps engineer who wants to compose data providers rather than be locked into one.
Lusha: contact DB at a fairer price
Lusha is a lighter alternative to Apollo's database with a Chrome extension that pulls contact details off LinkedIn, plus pre-built workflow plays for common enrichment tasks. The pitch is GTM data for teams of all sizes, with strong compliance credentials including GDPR certification and SOC 2 Type II.
If your problem with Apollo is price scaling, Lusha is worth a serious look. It is positioned as more accessible, the Chrome extension fits the manual prospecting workflow founders actually run, and the compliance story is useful in Europe. What Lusha does not give you: a multichannel sequencer in the Apollo sense, or the workflow depth of Clay. If you want the database without the bundle, that is a feature. If you wanted the bundle, you will have to stitch.
Best for: Lean teams who want contact data with a Chrome extension and clean compliance, and who are willing to bring their own sending and CRM layers.
ZoomInfo: enterprise DB
ZoomInfo is the enterprise comparison point. The platform combines contact and company data with intent signals, enrichment, and a copilot layer aimed at revenue teams past the founder-doing-outbound stage. The customer base skews toward larger organisations, integrations are extensive, and the database is one of the deepest in the category.
For a 50-plus person revenue team that needs intent data, technographics, and a vendor procurement is happy with, ZoomInfo is hard to dismiss. The contract motion is enterprise. You will talk to a salesperson, the price is not posted, and the buying cycle is measured in weeks.
For a founder doing their own outbound, ZoomInfo is almost always too much product. The depth that justifies the price tag is depth a solo operator cannot use. The right question to ask is whether you have outgrown Apollo upward, not laterally. If Apollo's data is too thin for a mid-market sales team with intent-led plays, ZoomInfo is the answer. If Apollo is too much tool for you, ZoomInfo is the wrong direction.
Best for: Revenue teams at 50-plus people who need intent data, technographics, and an enterprise vendor relationship.
Lemlist: sender with light enrichment
Lemlist is a sales engagement platform built around sending. The product covers email, LinkedIn, WhatsApp, SMS, and calls from a single interface, with a deliverability layer called lemwarm that handles automated inbox warm-up. Lemlist has been adding enrichment and AI features, including an MCP integration, but the centre of gravity is still the sender.
If you came to Apollo for the sequencer and stayed for the database, and the sequencer is what you actually use, Lemlist is the closer specialist. The deliverability tooling is a real feature, and the multichannel surface is broader than Apollo's by default. What Lemlist asks you to bring is data. Most Lemlist users pair it with a separate enrichment tool, sometimes Apollo itself, sometimes Clay, sometimes a verified-email service.
Best for: Teams who treat sending as the bottleneck and are willing to bring their own data source.
Cognism: Apollo's closest peer
Cognism is the most direct database competitor to Apollo, and it is the right first call if you sell into Europe. The platform's positioning emphasises GDPR-compliant data sourcing, ISO 27001 and SOC 2 parity, and phone-verified mobile numbers. Cognism notes that teams with at least five salespeople tend to see the most value, a useful filter on whether the buyer profile matches.
Where Cognism is genuinely strong is the combination of European coverage and mobile data quality. If you sell into the UK, DACH, or the Nordics and your Apollo phone numbers have been thin, Cognism is the most likely fix. The verified mobiles claim is a real differentiator for teams running outbound calling.
The trade-off is bundle versus best-of-breed. Cognism is a database with workflow on top, and the buyer is choosing one vendor for the data layer. Pricing is enterprise-style with no public tiers, which means a procurement conversation rather than self-serve.
Best for: B2B sales teams selling into Europe who need GDPR-compliant data and verified mobile coverage at five-plus seats.
Comparison
The shortest version of the above, for skimming.
- Coil. For solo founders and small teams who want approved agents to operate bounded outbound workflows through an authenticated API and public JSON CLI. Availability: open-beta product with a public npm CLI and separately released runtime skills. Strongest at: reviewed workflows with explicit approval boundaries.
- Clay. For RevOps engineers composing data providers. Agent support is improving but the centre of gravity is a human operator. Pricing posture: usage-based with credits. Strongest at: enrichment waterfalls.
- Lusha. For lean teams who want a contact DB with strong compliance. Agent support via API. Pricing posture: lighter than Apollo. Strongest at: clean contact data plus Chrome extension.
- ZoomInfo. For 50-plus person revenue teams needing intent data and enterprise integrations. Agent support exists via API and copilot. Pricing posture: enterprise. Strongest at: depth.
- Lemlist. For teams whose bottleneck is sending, not data. MCP integration available. Pricing posture: per-seat. Strongest at: multichannel sending and deliverability.
- Cognism. For B2B sales teams in or selling into Europe. Agent support via API. Pricing posture: enterprise. Strongest at: GDPR coverage and verified mobiles.
FAQ
Why is Coil first?
Because we wrote the post and we know Coil best. We have tried to be honest about where Coil is smaller than Apollo and where it does not yet match feature-for-feature. If you are a 50-person revenue team, Coil is probably not your tool yet. If you are a founder running outbound through an agent, it probably is. Take the framing, ignore the rank, pick what fits.
Is Apollo bad?
No. Apollo is a mature, capable platform with one of the largest databases in the category and a sequencer that works. The reason this post exists is that no single tool is right for every buyer. If you are a sales team of ten with a clear process and you want one vendor invoice, Apollo is a reasonable default. The buyers who should look elsewhere are the ones at the edges: solo founders, RevOps engineers who want more flexibility, European teams who need GDPR-grade data, and teams whose specific gripe is Apollo's sequencer or its price curve.
What about a tool not listed here?
The intentional omissions are tools we did not feel we could rank honestly without a deeper look. If you are evaluating something not on this list, the outbound stacks post describes the three generations of outbound tooling and gives you a way to place any vendor on the map yourself.
How do I migrate from Apollo?
Export your existing lists from Apollo as CSV and import them into whichever tool you pick. The harder part is the sequences, because the underlying sending logic is different across platforms, so plan to rebuild rather than convert. If you are moving lead data to Coil, use its documented import surface and review the resulting organization-scoped rows; Coil does not translate Apollo sequence definitions.
What does "agent-driven" mean in practice?
It means an approved agent can run supported source, recipe, and lifecycle operations through Coil's authenticated API or JSON CLI instead of scraping the dashboard. Role gates and explicit provider-spend confirmations still apply. The agent-driven lead gen pillar goes into the architectural detail.
Where to go next
If you want to see what Coil exposes to an approved agent, start with the agent API page and the documented JSON CLI. They describe the current organization-scoped commands and approval boundaries without implying a live autonomous demo.