Apollo.io vs Reply.io
Reply.io rotates sending across many mailboxes, which is what makes high volume survivable; Apollo.io does not, so its realistic ceiling is much lower.
Apollo.io
An all-in-one prospecting platform that bundles a large B2B contact database with sequencing and dialling.
- Very large built-in contact and company database, so you can go from search to sequence without a separate data vendor
- Buying-intent and filtering tools that make list building fast for a generalist SDR team
- Native CRM sync and dialler, which keeps a small team inside one tool
- Sending is capped per mailbox and there is no deep inbox-rotation model, so true high-volume sending is awkward
- Database accuracy varies sharply by region — notably weaker outside North America
- Deliverability controls are shallower than a dedicated sending platform
Reply.io
A multichannel engagement platform combining email, LinkedIn, calls and an AI SDR layer.
- Genuine multichannel sequencing rather than email with add-ons
- Bundled contact database and AI reply handling
- Reasonable middle ground between SMB senders and enterprise platforms
- Per-user pricing scales poorly for agencies running many mailboxes
- Jack-of-all-trades depth — weaker than specialists in each channel
- Database quality trails dedicated data vendors
Apollo.io vs Reply.io feature comparison
| Apollo.io | Reply.io | |
|---|---|---|
| Product type | all-in-one platform | all-in-one platform |
| Built-in contact database | Yes | Yes |
| Mailbox rotation | No | Yes |
| Built-in warmup | Yes | Yes |
| AI personalisation | Yes | Yes |
| Entry price (September 2026) | $49/user/mo | $59/user/mo |
| Best-fit team size | 1-50 reps | 2-25 users |
Pricing reflects published entry tiers as of September 2026 and changes often — verify before you buy.
Deliverability: the part that decides it
Apollo.io
Adequate for moderate volume from a handful of mailboxes, but it is not built to spread sending across dozens of domains.
Reply.io
Competent warmup and rotation, though volume ceilings arrive sooner than on sending-first platforms.
Which should you pick?
Choose Apollo.io if…
Teams that want data and outreach in one subscription and are willing to trade sending depth for breadth.
Choose Reply.io if…
Teams that want one tool for email plus LinkedIn and calling, with data included.
Apollo.io vs Reply.io: frequently asked questions
What is the main difference between Apollo.io and Reply.io?
Reply.io rotates sending across many mailboxes, which is what makes high volume survivable; Apollo.io does not, so its realistic ceiling is much lower.
Is Apollo.io cheaper than Reply.io?
As of September 2026, Apollo.io starts at $49/user/mo and Reply.io starts at $59/user/mo. Entry price rarely decides it, though: per-user pricing punishes teams that add reps, while per-workspace pricing punishes nobody until you add mailboxes. Work out your cost at the volume you actually plan to send, not at the starting tier.
Which is better for high-volume cold email, Apollo.io or Reply.io?
Reply.io. Competent warmup and rotation, though volume ceilings arrive sooner than on sending-first platforms.
Can you use Apollo.io and Reply.io together?
You can, but there is little reason to — they solve the same job. Teams that run both are usually mid-migration, or splitting clients across two workspaces.
Not sure which fits your motion?
We run outbound on most of these tools for clients every week, so the answer usually depends on your list quality and domain setup rather than the feature grid above. Tell us what you are sending and we will tell you honestly which of the two we would pick — even when the answer is neither.