toolgrep / Email & messaging / Aionda Mail
Alternatives to Aionda Mail
Aionda Mail: Quantum-secure email and groupware from Germany with end-to-end encryption. 8 products similar to Aionda Mail, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 5 of 8 have an API, 1 of 8 offers an MCP server, 3 of 8 are open source.
- Tuta
End-to-end encrypted email, calendar, and contacts service with quantum-resistant encryption.
- addy.io
Open-source anonymous email forwarding with unlimited aliases
- Forward Email
Free email forwarding for custom domains with open-source email hosting, sending, and a developer API.
- Mutant Mail
Manage multiple email addresses from one inbox with two-way email routing
- Imitate Email
Sandbox email server for software teams
- Alias Email
Free email alias service that forwards messages to your main inbox
- EmailGuard API
Developer API for email validation: checks live MX records, blocks disposable emails, and autocorrects typos.
- Mailinator
Email and SMS workflow testing for developers and QA teams
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Aionda Mail | Freemium · from 0 EUR | yes | yes | yes | — | — |
| Tuta | Freemium | yes | no | no | no | yes |
| addy.io | Freemium · from $1/month (Lite, billed yearly); Pro $3/month billed yearly or $4/month billed monthly; Duo $4.50/month; Family $7.50/month | yes | yes | no | no | yes |
| Forward Email | Freemium · from $3/month | yes | yes | yes | — | yes |
| Mutant Mail | Freemium | yes | no | no | no | no |
| Imitate Email | Freemium · from $7/mo | yes | yes | no | no | no |
| Alias Email | Freemium · from $3.33 | yes | no | no | no | no |
| EmailGuard API | Freemium | yes | yes | no | — | — |
| Mailinator | Freemium | yes | yes | no | yes | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
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