Side by side
Forward vs KaiMail
Both stand on email forwarding services. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIWeb
Forward covers custom-domain alias routing, catch-all delivery, and domain-based sending, with API and workflow options for teams. Check the plan limits and export process against your needs before choosing it.
Visit Forward Free plan APIWeb
KaiMail combines custom-domain forwarding, webhook delivery, and API-based sending. Check the plan limits and technical setup requirements against the volume and integrations you need.
Visit KaiMailThe facts
| Forward | KaiMail | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Web | API, Web |
| Lowest paid plan | Starter: $2 a month | KaiMail Plus: ¥550 a month |
| Plans published | 5 | 4 |
| Maker | Not published | Not published |
| Website | forward.redsols.com | kaimail.net |
| On email forwarding services | #5 of 25 | #9 of 25 |
Forward: what it does well
- Free plan includes one domain and 25 aliases.
- Catch-all routing can cover uncreated addresses and typos.
- Supports sending as a domain from Gmail and apps.
- Delivery logs and API are available on paid plans.
What to know first
- Free plan is limited to 500 forwards per day.
- Starter is $2 a month, billed yearly.
- Account export must be requested from support.
KaiMail: what it does well
- Forwards incoming email with ARC and DKIM signing.
- Webhook delivery includes signatures and retries.
- Sending API provides tracking IDs and status checks.
- Free plan includes one domain and mailbox.
- Supports email events sent to HTTP endpoints.
What to know first
- Free plan is limited to 300 emails monthly.
- Support is provided exclusively via email.
- DNS and webhook setup require technical knowledge.
- Webhook attachments are retained for seven days by default.
Alternatives to Forward Alternatives to KaiMail The whole list