Microsoft vs Fastmail
Based on our analysis, Fastmail is the more privacy-respecting choice overall.
BACK →| Category | Microsoft | Fastmail |
|---|---|---|
| Overall | C- · 44/100 | B+ · 79/100 |
| What they collect | Concern (35) | Mixed (74) |
| Who they share it with | Concern (40) | Mixed (76) |
| What you can do | Mixed (58) | Positive (82) |
| What they promise | Mixed (52) | Mixed (80) |
Microsoft's privacy statement covers an enormous product surface — Windows, Office, Azure, Bing, Xbox, and Copilot — and the data practices vary dramatically across them. The umbrella policy is deliberately vague, deferring almost all specifics to product-level documentation. Cross-product data combination, AI model training on your content, and employer/school access to your files and communications are the key risks most consumers don't realise they're accepting.
View full analysis →Fastmail is a paid email provider that doesn't sell your data or serve ads, has clear retention periods and a transparency report — but unlike Proton, staff can technically access your emails, data moves through US and Indian infrastructure, and IP logs are kept for a year.
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