Best SpamSieve Alternatives in 2026
Updated
19 apps from email anti-spam software ranked against SpamSieve on the same published basis.
- 1SpamSieve vs MailWasher
- 2SpamSieve vs Mailprotector
- 3SpamSieve vs Libraesva Email Security
- 4SpamSieve vs Mailinblack Protect
- 5SpamSieve vs SpamTitan Gateway
- 6SpamSieve vs Cleanmail
- 7SpamSieve vs Forcepoint Email Security Cloud
- 8SpamSieve vs MX Guarddog
- 9SpamSieve vs MailChannels Inbound Filtering
- 10SpamSieve vs SpamHero Business Email Security
- 11SpamSieve vs N-able Mail Assure
- 12SpamSieve vs JetEmail
- 13SpamSieve vs Proxmox Mail Gateway
- 14SpamSieve vs Vade for Microsoft 365
- 15SpamSieve vs Apache SpamAssassin
- 16SpamSieve vs Zerospam
- 17SpamSieve vs Rspamd
- 18SpamSieve vs Cisco Catalyst Center
- 20SpamSieve vs Symantec IT Management Suite
SpamSieve alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | MailWasher | 8.3 | Free plan | $4.16/mo | Android, iOS, Windows |
| 2 | Mailprotector | 7.9 | Free plan | Free | API, Web |
| 3 | Libraesva Email Security | 7.3 | No | — | self-hosted, Web |
| 4 | Mailinblack Protect | 7.3 | No | — | API, self-hosted, Web |
| 5 | SpamTitan Gateway | 7.2 | No | — | self-hosted, Web |
| 6 | Cleanmail | 7.0 | No | — | self-hosted, Web |
| 7 | Forcepoint Email Security Cloud | 6.7 | No | — | Web |
| 8 | MX Guarddog | 6.6 | No | $0.25/mo | Web |
| 9 | MailChannels Inbound Filtering | 6.4 | No | — | API, Web |
| 10 | SpamHero Business Email Security | 6.4 | No | $5/mo | API, Web |
| 11 | N-able Mail Assure | 6.2 | No | — | Web |
| 12 | JetEmail | 6.2 | Free plan | $29/mo | Web |
| 13 | Proxmox Mail Gateway | 6.0 | No | €15.83/mo | Linux, Web |
| 14 | Vade for Microsoft 365 | 6.0 | No | — | Web |
| 15 | Apache SpamAssassin | 5.8 | No | — | — |
| 16 | Zerospam | 5.7 | No | €5/mo | Web |
| 17 | Rspamd | 5.5 | No | — | Linux, Mac |
| 18 | Cisco Catalyst Center | 5.2 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 20 | Symantec IT Management Suite | 4.6 | No | — | Linux, Mac, Windows |
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Questions about SpamSieve alternatives
What is the best alternative to SpamSieve?
MailWasher, number 1 in email anti-spam software with a score of 8.3 out of 10. The others here: Mailprotector, Libraesva Email Security, Mailinblack Protect and 15 more.
What is the best free alternative to SpamSieve?
MailWasher is the best-ranked alternative with a free plan. 3 of the 19 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.