Apollo or ZoomInfo: which fits your company?
Both started from the same promise: find the right people at the right companies and get their contact details. They then grew in different directions. ZoomInfo became an enterprise go-to-market platform with data for sales, marketing and operations teams, intent data, sales engagement, conversation intelligence and an AI assistant called ZoomInfo Copilot. Apollo grew toward smaller teams, with a free plan, self-serve paid plans and engagement tools (sequences, a dialer, tasks) in the same app.
So the real question is not whose database is bigger. It is how your company buys software and who will use it every day. A team of three that wants to send its first sequence on Friday needs something different from a 60-person revenue team whose CRM must stay complete for territory planning and lead routing.
- Choose Apollo if you are a startup, a small sales team or an agency, you want to search, verify and sequence from one screen, and you would rather pay monthly by card than negotiate an annual contract.
- Choose ZoomInfo if you run a mid-market or enterprise team with RevOps support, you need continuous CRM enrichment, org charts and intent across thousands of accounts, and you have the budget and patience for a procurement process.
- Test both if you sell into a niche (a specific country, a vertical, very small companies). Coverage varies more than any vendor page suggests, and your own sample is the only test that counts.
- Wait on both if nobody on your team has time to build lists and run sequences every week. Each tool gives you the raw material; someone still has to do the work. The last section of this page covers that case.
How do Apollo and ZoomInfo compare?
| Apollo | ZoomInfo | |
|---|---|---|
| What it is | Sales platform: B2B database plus engagement tools | Go-to-market data and intelligence platform for sales, marketing and operations |
| Typical buyer | Founders, SDRs, small sales teams and agencies | Sales, marketing and RevOps leaders at mid-market and enterprise companies |
| Data | Searchable contacts and companies with filters, plus CRM enrichment | Contact and company data with firmographics, org charts, technographics and CRM enrichment |
| Intent signals | Buying intent filters on research topics, with data from Bombora; check which plan includes them | Intent data on the topics companies research, sold as a core module |
| Outreach | Built-in email sequences, dialer and tasks | Sales engagement and conversation intelligence (Chorus) sold as separate products |
| Marketing use | Mostly a sales tool | Audiences, website visitor identification and form enrichment |
| Deliverability features | Sends from your connected mailboxes; you manage domains and limits | Depends on the engagement tool you pair it with |
| AI | AI-assisted research and writing in the workflow | Copilot, an assistant that surfaces accounts and suggested next steps |
| Ease of use | Self-serve and quick to learn | Broad and powerful; usually rolled out with onboarding and an admin |
| Buying process | Sign up online; free plan available | Talk to sales; ZoomInfo Lite is a limited free tier |
| Pricing model | Free plan, then per-user plans with credits | Custom quotes, typically annual, based on seats, credits and modules |
| Best for | Startups and small teams that want data and outreach together | Mid-market and enterprise teams with RevOps and a data budget |
What does each company actually sell in 2026?
Feature grids change every quarter. Where each company comes from, and where it is heading, tells you more about your next renewal than any checklist.
ZoomInfo: from contact database to go-to-market platform
ZoomInfo has spent years adding layers on top of its data. It bought Chorus.ai in 2021 to add conversation intelligence (ZoomInfo's announcement), built an AI assistant into the platform, and in 2025 changed its Nasdaq symbol from ZI to GTM while launching a product called GTM Studio (ZoomInfo on the ticker change). The direction is clear: ZoomInfo wants to be the data layer under every go-to-market team, not only the place where reps look up phone numbers. Marketing teams use it to identify website visitors and shorten forms; operations teams use it to keep the CRM complete.
In practice, a ZoomInfo rollout has an owner. Someone maps fields to Salesforce or HubSpot, decides which records are enriched automatically, sets up intent topics and controls who can export. With that person in place, the platform does a lot. Without one, much of what you pay for stays unused.
Apollo: data and outreach for the people doing the work
Apollo put its database and its engagement tools in the same app early on and kept a free plan as the way in. A rep can filter companies and people, check emails, add contacts to a sequence and call from the built-in dialer without switching tabs. Apollo can also enrich the records in your CRM, so it is more than a prospecting tool.
The trade-off mirrors ZoomInfo's. Apollo is easy to start and easy to spread across a small team, but the choices an enterprise admin would make (sending limits, data hygiene rules, who sequences whom) fall to you. If nobody makes them, the problems show up as bounces and two reps emailing the same buyer in the same week.
Whose data is better for your market?
Every data vendor claims the best accuracy, and neither Apollo nor ZoomInfo publishes an audit you can check against your own market. Accuracy also varies by segment: a database can be excellent for US software companies and thin for European manufacturers. Treat any general claim, including on review sites, as a hypothesis.
The fair generalization is about depth and use. ZoomInfo is built to keep a large company's CRM complete and current: firmographics, hierarchies, technographics and updates on company events, synced into the systems sales and marketing already use. Apollo is built for a rep who searches, finds 200 people and starts a sequence the same day. Here is how to test coverage in an afternoon:
Pull 100 accounts you know
Take 50 recent wins and 50 good-fit prospects from your CRM, across the regions and company sizes you sell to. With no wins yet, build the list from your ideal customer profile.
Look up the same buyers in both
Use Apollo's free plan and ZoomInfo Lite, or ask ZoomInfo's sales team for trial access, to find the decision-makers you already know at those accounts.
Score what comes back
Count contacts found, correct titles, current employers and emails that pass verification. Add phone numbers if your team calls.
Price the usable result
Multiply each tool's usable rate by the lookups you plan per year, then divide the yearly cost by that number. That is the figure to compare.
| Measure | Tool A | Tool B |
|---|---|---|
| Known decision-makers found (of 100) | 78 | 86 |
| Found with the current title and employer | 70 | 80 |
| Found with an email that passes verification | 61 | 72 |
| Usable rate | 61% | 72% |
| Yearly cost in your quote (example) | $6,000 | $18,000 |
| Usable contacts at 6,000 lookups a year | 3,660 | 4,320 |
| Cost per usable contact | $1.64 | $4.17 |
Reach companies with a reason to buy this week
Startories finds the buying signal, verifies the decision-maker and runs the outreach until they book a call.
Do you need ZoomInfo's intent data, or is Apollo's enough?
Intent data is one of ZoomInfo's main extras. It flags companies whose employees are researching topics related to what you sell, based on content consumption across the web. Used well, it reorders a target account list so reps work the accounts showing activity first. ZoomInfo explains its approach in its own guide to intent data.
Apollo has buying intent filters too. You pick research topics, then filter and sort accounts by their activity on them. The topic data comes from Bombora, which lists Apollo as an integration partner. Check which Apollo plan includes it and how many topics you can track.
A concrete case shows what topic intent can and cannot do. Say you sell payroll software. Intent might show that a 400-person logistics company is reading about payroll tools more than usual this month. That is a good reason to move the account up a rep's list. It is not something the rep can write about: 'we noticed you researching payroll' feels intrusive and is often wrong about who was reading. A public signal works differently. A job post for a payroll specialist, or a finance lead asking on X which payroll tool handles contractors in several states, gives the email a true first line.
- Topic intent pays off when you sell to larger accounts, run account-based campaigns and must decide which 200 of 5,000 target accounts get attention this month.
- It adds less when your buyers are small companies, where too few people browse to produce a reliable signal, or when you need a named person and a specific reason to write.
- Use both kinds: rank accounts with intent, then look for a concrete trigger before you write. Our guide to lead scoring shows how to combine fit, timing and evidence in one score.
What will each one really cost you over a year?
The buying process is as different as the products. Apollo publishes its plans: a free tier to start, then paid plans billed per user, each with credits for exports, emails and phone numbers. You can upgrade or downgrade without talking to anyone. See Apollo's pricing page.
ZoomInfo quotes each deal. Its pricing page routes you to sales, and ZoomInfo also publishes its own article on what ZoomInfo costs. Contracts are typically annual, priced on seats, credits and the modules you add, such as intent data or engagement. Read the renewal and auto-renewal clauses before you sign.
A fair comparison adds every line you will pay for, not only the license. Put both options in one table before the final call:
- How are credits counted, and do unused credits roll over to the next period?
- Which data (mobile numbers, intent, technographics) is included, and which is an add-on?
- What can you keep using from exported data if you cancel?
- How many seats do you really need, and can marketing or ops use the data without a full seat?
- What will the renewal price be, and can a cap on the increase go into the contract?
| Cost line | Apollo | ZoomInfo |
|---|---|---|
| Seats | Per user; count everyone who prospects | Per seat in the quote; ask about access for marketing or ops |
| Data credits | Included per plan; extra credits cost more | Set in the contract; ask how overages are billed |
| Add-ons | Some features need a higher plan | Intent, engagement and conversation intelligence are separate modules |
| Outreach tool | Included (sequences and dialer) | An engagement module or another tool |
| Sending setup | Extra domains and mailboxes you buy and warm up | The same, through whichever tool sends |
| Admin time | Light; often a founder or team lead | Usually a RevOps owner for setup and upkeep |
| Commitment | Monthly or annual billing | Typically annual, with renewal terms to read |
What changes for your team if you switch?
Most teams compare these two at renewal time, when one contract is about to end. Switching is mostly a process change, and each role feels it differently.
Start 90 days before renewal
Find the notice period in your current contract. Auto-renewal clauses often require written notice weeks before the end date.
Measure real usage
List who logged in last quarter, which modules they used and how many credits went unused. Pay for that, not for the original plan.
Decide who owns each CRM field
If both tools write to the same fields during the overlap, they overwrite each other. Pick one source per field before you connect the new tool.
Carry over suppression lists
Export unsubscribes and hard bounces from the old tool and import them first, so nobody who opted out gets a new sequence.
Re-verify before you send
Do not paste old lists into new sequences. Re-verify emails and rebuild sequences around current messaging.
| Role | Moving from ZoomInfo to Apollo | Moving from Apollo to ZoomInfo |
|---|---|---|
| SDRs | Search, verify and sequence in one tool; less depth on org charts and company news | More data per account; outreach runs in a separate engagement tool or module |
| Account executives | Thinner account context before calls unless another source fills it | Richer account context, plus call recording and analysis if you add Chorus |
| Marketing | Fewer tools for audiences, visitor identification and form enrichment | Data for audiences, website visitors and shorter forms |
| RevOps | Less to administer, though enrichment rules still need an owner | More to administer: field mapping, enrichment schedules, permissions |
| Budget owner | A monthly bill that grows with users | An annual commitment that needs a renewal plan |
Is there a third option besides Apollo and ZoomInfo?
Apollo and ZoomInfo both sell access to data; turning it into conversations is your job. If your team is small and that second step is the bottleneck, you may not need a database contract at all. Startories finds companies through public buying signals (Reddit and X posts, Product Hunt launches, startup directories, hiring and funding news, search results built for your niche), checks each one against your ICP with the reasons written out, finds and verifies the decision-maker, then runs the email outreach and sorts the replies. Data and sending are both in the plan.
It is not a ZoomInfo replacement for an enterprise RevOps team that needs CRM-wide enrichment, org charts and direct dials, and it has no dialer like Apollo's. CRM integrations come with the Scale plan only. It suits founder-led and small B2B teams that want qualified conversations without assembling a stack.
To try it, pick one segment you would otherwise search for in Apollo or ZoomInfo, and one signal that matters to that segment, such as a recent funding round. Starter costs $99 a month and covers one funnel with about 250 qualified and enriched leads a month; your first project starts with a 3-day full-access trial for $1. Read about AI lead generation with Startories, see how it compares in our best AI SDR tools guide, or check plans and pricing.
Frequently asked questions
Is Apollo as good as ZoomInfo?
For startups and small teams, Apollo often covers what they need: searchable contacts, emails and sequences, with a free plan to test. ZoomInfo goes deeper on company data, intent and enterprise support. Test both on your own accounts, since coverage varies by market.
Why does ZoomInfo usually cost more than Apollo?
ZoomInfo sells an enterprise platform: deeper company data, intent signals, CRM enrichment, several modules and account support, through annual contracts. Apollo sells self-serve plans per user. It is closer to a department-wide data platform versus a tool one rep signs up for.
Does Apollo have intent data like ZoomInfo?
Yes, Apollo offers buying intent filters on research topics, with data from Bombora, while ZoomInfo sells intent as a core module. Both describe company-level research activity, not a specific person's need, so pair intent with a concrete reason to write.
Can I use Apollo's free plan for real prospecting?
For testing and light use, yes. The free plan has limited credits and features, so teams that prospect every day usually move to a paid plan. It is a cheap way to check coverage in your market before you commit to anything.
Can I use Apollo and ZoomInfo together?
Some teams do, for example ZoomInfo for CRM enrichment and account data, Apollo for sequences. Decide which tool owns each CRM field, keep one suppression list for unsubscribes, and check that you are not paying twice for the same contacts.
What should a small B2B team use instead of either?
If you have no RevOps support and need meetings more than data, look at tools that include both the leads and the outreach. Startories starts from public buying signals and handles verification, sending and replies, so no separate database is needed.
Sources
- Apollo: Pricing
- Apollo: Sequences overview
- Apollo: Dialer overview
- Apollo: Use CRM enrichment
- Apollo: Buying intent overview
- Bombora: Apollo integration
- ZoomInfo: Pricing
- ZoomInfo: How much does ZoomInfo cost?
- ZoomInfo: What is intent data and how to use it
- ZoomInfo: Introducing ZoomInfo Copilot
- ZoomInfo: Acquisition of Chorus.ai
- ZoomInfo: Ticker change from ZI to GTM
- ZoomInfo: Identify website visitors