Mails.ai vs Warmbly
| Mails.ai | Warmbly | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Web | Web |
| Free plan | Yes | Yes |
| Email warm-up | No | Yes |
| Mailbox rotation | No | Yes |
| Multichannel outreach | No | — |
| Reply detection | Yes | Yes |
| Daily send limit | — | 100 /day |
| Personalization features | — | ai |
Both are listed in Best Cold Email Software. On Everything Xiaomi, Warmbly scores higher on our published basis.