Side by side
SpamHero Business Email Security vs SpamSieve
Both stand on email anti-spam software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial APIWeb
SpamHero combines inbound filtering, quarantine, and email continuity with Microsoft 365 and Google Workspace support. Its trial is free for 30 days, while paid plans are priced per domain and some listed rates change after an introductory period.
Visit SpamHero Business Email Security Free trial Mac
SpamSieve is focused on filtering mail inside supported Mac applications, with local processing and customizable rules. Confirm your mail client is supported and note that malware scanning is not included.
Visit SpamSieveThe facts
| SpamHero Business Email Security | SpamSieve | |
|---|---|---|
| Free plan | A free trial | A free trial |
| Open source | Not published | Not published |
| Runs on | API, Web | Mac |
| Lowest paid plan | Lite: $5 per domain a month | SpamSieve: $39.99, paid once |
| Plans published | 4 | 1 |
| Maker | Not published | Not published |
| Website | spamhero.com | c-command.com |
| On email anti-spam software | #12 of 28 | #16 of 28 |
SpamHero Business Email Security: what it does well
- Filters spam, viruses, and malware
- Searchable quarantine supports viewing and recovery
- Queues mail for up to five days during server outages
- Free 30-day trial requires no payment information
- 24/7 chat support
What to know first
- No free plan
- Lite excludes outbound SMTP
- API keys are limited to 60 requests per minute
- Phone support is weekdays from 6am to 6pm Mountain Time
SpamSieve: what it does well
- Adaptive Bayesian filtering
- Rules support headers, body text, and regex
- Checks attachments for spam content
- Mail data stays on the Mac
- 30-day trial available
What to know first
- No free plan
- Requires macOS 10.13 or later
- Browser-based mail is unsupported
- Does not run on iOS
Alternatives to SpamHero Business Email Security Alternatives to SpamSieve The whole list