Mailmeteor is the simplest and cheapest mail merge for Gmail, with a generous free tier and a native Google Sheets workflow. We cost about the same per year but aim at people who need sequences and auditable tracking.
Mailmeteor pricing: $9.99/month or $49.99/year · free option: 150 emails/day free
| Capability | OutReach Pilot | Mailmeteor |
|---|---|---|
| Mail merge from CSV or a published Google Sheet link | Yes | Yes (native Sheets) |
| Multi-step follow-up sequences | Yes | Basic |
| Stop a sequence on reply | Yes (IMAP or OAuth) | No |
| Human vs proxy vs bot open classification | Yes | No |
| Per-recipient timeline with IP, user agent and verdict | Yes | Basic |
| Pre-send MX and disposable-domain verification | Yes | No |
| CSV export and signed webhooks | Yes | No |
| Self-hosted: recipient data stays on your machine | Yes | No |
| Price | $49 launch / $79 list / $12 monthly | $49.99/year |
| Free tier | 50/day | 150/day |
Mailmeteor wins on simplicity and free volume. OutReach Pilot wins when you need sequences, honest tracking, and data you control.
Add to Chrome - free Get OutReach Pilot - $49 launch Or monthly $12
Read more: the four ways to do a mail merge · all posts
Comparison based on public pricing and documentation as of 2026-10. Mailmeteor is a trademark of its owner; we are not affiliated. See the full comparison index or read how we handle data.