Side by side
Microsoft Defender for Business vs SpamHero Business Email Security
Both stand on cloud email security. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial AndroidAPIiPhone+2
Visit Microsoft Defender for Business 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 SecurityThe facts
| Microsoft Defender for Business | SpamHero Business Email Security | |
|---|---|---|
| Free plan | A free trial | A free trial |
| Open source | Not published | Not published |
| Runs on | Android, API, iPhone, Mac, Windows | API, Web |
| Lowest paid plan | See the plans | Lite: $5 per domain a month |
| Plans published | 3 | 4 |
| Maker | Microsoft Defender for Business | Not published |
| Website | microsoft.com | spamhero.com |
| On cloud email security | #2 of 19 | #6 of 19 |
Microsoft Defender for Business: what it does well
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
Alternatives to Microsoft Defender for Business Alternatives to SpamHero Business Email Security The whole list