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AI Ark vs Apollo
The database everybody starts with against a newcomer that costs a fraction per verified email. We run both, at opposite ends of the same pipeline.
Reviewed by Théo Pascard, Co-founder · Updated October 2026
Quick answer
Apollo is a complete starting point: 275M contacts, a sequencer and a dialer, sold per seat with a free plan and close to ten thousand public reviews. AI Ark is a data source only: lookalike and semantic search across a claimed 400M profiles, credits from $49 a month, and a charge only when the email passes verification at export. Pick Apollo if you need one tool to find and work a list and want evidence before you buy. Pick AI Ark if you already have a sender and want cheap verified records, and accept that its coverage figures are the vendor's own.
Side by side
| AI Ark | Apollo | |
|---|---|---|
| What it is | AI list-building from 400M B2B profiles | All-in-one B2B database, sequencer and dialer |
| Category | B2B Databases | B2B Databases |
| Pricing model | Credits | Per seat, annual |
| Starting price | From $49/mo | From $49/mo |
| Free plan | Yes | Yes |
| Real cost per work email | $0.0049 | $0.20 |
| Real cost per mobile | $0.049 | $1.60 |
| What you pay for | Credits, charged only when the email verifies | Seats, each with a yearly credit allowance |
| Database size (vendor figure) | 400M+ profiles, 70M+ companies | 275M+ contacts |
| Beyond data | Enrichment API, Clay compatibility | Sequencer, dialer, Chrome extension |
| Market rating | Not enough public reviews | 4.7/5 (9,660 reviews) |
| Enjyn Score | Not scored | 9.2/10 |
| Our experience | Operated | Operated |
Cost per result from our Credit Cost Comparator, prices checked June 2026. Market rating is the public review average; the Enjyn Score is our own grading.
Pick AI Ark if
- You already have a sequencer and only need a data source
- You want to pay per verified email, not per seat
- Lookalike search from your best customers is how you build lists
- You need an enrichment API to plug into Clay or your own workflow
Where it breaks. It is a newer platform, so the coverage and accuracy claims (400M+ profiles, low bounce rates) come from the vendor and have not been validated by independent third parties or a meaningful base of public reviews. Teams that need a long, proven track record or audited data quality should treat it as unverified until they run their own tests.
Full AI Ark review →Pick Apollo if
- You want database, sequencer and dialer in one login
- Most of your targets are in the US
- You want a large public review base before committing
Where it breaks. On deliverability if you send natively, and on FR/EU data depth. Treat it as a source, not a sender.
Full Apollo review →Our take. We do not choose between them, and that is the honest answer for most teams. Apollo sits at the front of our pipeline as a source: saved searches per ICP, exports on a schedule, never the native sender. AI Ark sits at the very end of our enrichment waterfall, called only on the contacts the earlier finders missed, which is where a per-hit price is cheapest. If you must pick one, pick on what you lack. No tooling at all: Apollo, because it is a working stack on day one. A stack already in place and a budget problem: AI Ark, after a paid test on your own ICP, because nothing it claims about coverage has been checked by anyone but the vendor. One wiring detail from our own use: a miss comes back as a success with an empty payload, so check the payload, not the status code.
Frequently asked questions
Is AI Ark cheaper than Apollo?
Per record, yes, by a wide margin in our comparator. AI Ark spends credits only on verified emails, from $49 for 5,000 credits, while Apollo sells seats from $49 a month billed annually, each with a yearly credit allowance. But an Apollo seat also buys a sequencer and a dialer, so compare the whole stack, not the data line.
Does AI Ark have a free plan?
Yes: 100 credits a month, verified emails only, no card required. Apollo's free plan gives 900 credits a year per seat.
Can AI Ark replace Apollo?
As a data source, possibly, once you have tested its coverage on your segment. As a tool, no: it does not sequence or dial, so you still need a sender.
Which one has better data?
Nobody outside the vendor can say for AI Ark: it has no meaningful public review base yet. Apollo has thousands of reviews, and the recurring caveat is thinner coverage outside the US. Test both on fifty contacts you already know.
Still torn between the two?
We run outbound stacks for B2B teams and pick tools by what they cost per result, not by the pitch.
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