Apollo.io vs Overloop AI in 2026: Established sales stack vs AI-written multichannel prospecting
Apollo.io wins on database size, price, and breadth. Overloop AI bets that AI-personalized copy and automated meeting booking are worth a higher per-seat price.
Apollo.io
Overloop AI- Apollo.io's database covers 275M+ contacts against Overloop AI's 450M+ prospects, but Apollo.io's free tier lets you test data quality before paying anything, while Overloop AI has no free plan at all.
- Overloop AI's Starter plan starts at $69 per user per month, well above Apollo.io's $49/seat Basic plan, despite Apollo.io including a dialer that Overloop AI does not have anywhere in its product.
- Overloop AI includes native LinkedIn outreach steps in the same campaign workflow as email; Apollo.io has no LinkedIn automation built into its own sequencing product.
- Overloop AI generates full email copy from a description of your ICP and product, reading company and job context rather than inserting static fields; Apollo.io's AI Assistant supports natural-language list building but is capped at 5 chats on the free tier.
- Automated meeting booking triggers directly off a positive reply inside Overloop AI; Apollo.io has no equivalent built-in scheduling automation tied to sequence replies.
- Apollo.io includes call recordings with AI-generated insights on Professional and Organization plans, a capability Overloop AI does not offer since it has no calling feature at all.
Both of these platforms try to collapse the gap between finding a prospect and getting them on a call, but they start from very different scale and price points. Apollo.io's 275M+ contact database, built-in dialer, and $49/seat entry price make it the default choice for teams that want breadth and a free tier to test the data first. Overloop AI is smaller and pricier at $69/user for Starter, but it leans harder into AI: describe your ICP and it drafts personalized sequences, coordinates email and LinkedIn steps together, and books meetings automatically off a positive reply. The question is not which tool has more features on paper, it is whether Overloop AI's narrower, AI-first workflow is worth paying more per seat than Apollo.io's far larger and cheaper alternative.
The tools at a glance
Apollo.io
Sales intelligence and outreach platform with 275M+ verified contacts, email sequences, dialer, and AI-powered prospecting.
Apollo.io wins the scale argument outright. The 275M+ contact database is searchable across 65+ filters, and the free tier gives 900 credits per year, which is enough to genuinely test data quality on your target market before spending anything. That test-before-you-buy option is something Overloop AI does not offer at all.
Where Apollo.io pulls ahead structurally is the dialer. A built-in US dialer ships on every paid plan, and Professional and Organization tiers add call recordings with AI-generated insights: objections raised, topics discussed, follow-up recommendations. Sequences support email, phone tasks, and manual actions, plus automated workflows that trigger off intent signals or CRM events on Professional and above.
What Apollo.io does not do natively is LinkedIn automation or AI-drafted full sequences from a single prompt. Its AI Assistant handles natural-language list building and lead scoring, but sequence copy still needs to be written by a rep or imported from a template, which is the exact gap Overloop AI is built to close.
| Feature | Free $0/mo | Basic $49/seat/mo | Professional $79/seat/mo | Organization $119/seat/mo |
|---|---|---|---|---|
| Credits per seat per year | 900 | 30,000 | 48,000 | 72,000 |
| Built-in dialer | Credits-based | ✓ | ✓ | ✓ |
| LinkedIn outreach | ✗ | ✗ | ✗ | ✗ |
| AI Assistant | 5 chat limit | ✓ | ✓ | ✓ |
| Automated workflows | ✗ | ✗ | ✓ | ✓ |
| Call recordings + AI insights | ✗ | ✗ | 4,000 mins | 8,000 mins |
Overloop AI
AI-powered sales prospecting that builds your lead list, writes the email, and books the meeting without manual effort.
Overloop AI is built around removing a specific piece of manual work: writing the first email. You describe your ICP and product, and the AI reads company signals and job context to generate a full outreach sequence, not just a name inserted into a template. That output is editable, but it starts from something closer to a finished draft than a blank page.
The multichannel piece matters here too. LinkedIn connection requests, profile views, and messages run in the same campaign workflow as email steps, which Apollo.io simply does not offer. When a prospect replies positively, automated meeting booking can trigger a scheduling flow directly, cutting out the back-and-forth that usually follows a good reply.
The tradeoff is price and maturity. Starter costs $69 per user per month, well above Apollo.io's entry tier, with no free plan to test the AI output first. Overloop AI is also a smaller, less established platform with a thinner review base than category leaders, and database quality outside major English-speaking markets can be inconsistent.
| Feature | Starter $69/user/mo | Growth $99/user/mo | Enterprise Contact sales |
|---|---|---|---|
| Prospect database access | ✓ | ✓ | ✓ |
| AI email generation | ✓ | ✓ | ✓ |
| LinkedIn outreach | ✓ | ✓ | ✓ |
| Automated meeting booking | ✓ | ✓ | ✓ |
| CRM integrations | ✗ | ✓ | ✓ |
| API access | ✗ | ✓ | ✓ |
Head-to-head feature comparison
| Feature | Apollo.io | Overloop AI |
|---|---|---|
| Contact database size | 275M+ contacts, 73M+ companies | 450M+ prospects |
| Free tier | Yes, 900 credits/year | No |
| AI sequence generation from a prompt | AI Assistant for list building, not full sequences | Yes, full sequences from an ICP description |
| LinkedIn outreach | No | Yes, native to campaign workflow |
| Built-in dialer | Yes, on all paid plans | No |
| Automated meeting booking | No | Yes, triggered off positive replies |
| CRM integrations | Yes, from Basic | Yes, on Growth and above |
| API access | Yes | No, not on Starter |
| Review base / market maturity | Used by 600,000+ companies | Smaller review footprint than category leaders |
| Starting price | $49/seat/month | $69/user/month |
Which should you choose?
Apollo.ioOverloop AIApollo.ioOverloop AIApollo.ioOverloop AIOverloop AI's pitch only makes financial sense if it is actually replacing two subscriptions rather than adding a third. At $69 to $99 per user per month, it costs more per seat than Apollo.io's comparable tiers, and that premium buys AI-written sequences, native LinkedIn steps, and automated meeting booking that Apollo.io does not have. Apollo.io answers a different question: it gives you more database, a phone channel, and a free tier to prove the data works before you pay, at a lower price than Overloop AI charges for its entry tier.
Bottom line
Choose Apollo.io if data breadth, phone calling, and price are the deciding factors, and you are comfortable writing or templating your own sequence copy. Choose Overloop AI if you are currently juggling a separate data tool and a separate outreach tool and want AI-generated copy plus LinkedIn and email running together in one workflow, and the higher per-seat cost is offset by dropping a second subscription. Do not buy Overloop AI expecting Apollo.io-level database scale or a phone dialer; it has neither.
Frequently asked questions
Is Overloop AI cheaper than Apollo.io?
No, Overloop AI is more expensive at the entry tier: Starter costs $69 per user per month against Apollo.io's $49/seat Basic plan, and Apollo.io also offers a free tier with 900 credits per year that Overloop AI does not match at any price point.
Does Apollo.io support LinkedIn outreach the way Overloop AI does?
No, Apollo.io has no native LinkedIn automation in its own sequencing product. Overloop AI runs LinkedIn connection requests, profile views, and messages in the same campaign workflow as email steps, which is one of its clearest differentiators against Apollo.io.
Can Overloop AI write my cold email sequences for me?
Yes, that is its core feature: you describe your ideal customer profile and product, and the AI generates a full multi-step email sequence personalized to each prospect segment using company and role signals. The output is editable before you send it, and it is meant to reduce copywriting time rather than eliminate human review entirely.
Which tool has a bigger prospect database, Apollo.io or Overloop AI?
Overloop AI's stated database is larger at 450M+ prospects compared to Apollo.io's 275M+ contacts. That said, Apollo.io is the more established platform with a larger review base and a free tier that lets you validate match quality for your specific market before committing, which Overloop AI does not offer.
Does Apollo.io have automated meeting booking like Overloop AI?
No, Apollo.io does not have a built-in scheduling automation triggered directly off sequence replies. Overloop AI's automated meeting booking captures a positive reply and moves straight into a scheduling flow without a rep manually sending a calendar link.
Is Overloop AI worth it if I already have a phone dialer elsewhere?
It can be, since Overloop AI does not include calling at all and is priced purely around AI-written email and LinkedIn sequencing plus meeting booking. If you already have Apollo.io or a separate dialer for calls, adding Overloop AI on top only makes sense if the AI-generated copy and LinkedIn coordination genuinely save more time than the extra per-seat cost.