anon.li vs Firefox Relay
Firefox Relay is an easy email mask product from Mozilla. anon.li offers more free alias capacity and adds encrypted file transfers for privacy workflows beyond sign-up forms.
Fact-checked against public sources on April 17, 2026.
Key Differences
anon.li advantages:
- More free aliases
- Encrypted Drop included
- CLI and API workflows
- Custom aliases on the free plan
Firefox Relay advantages:
- Mozilla brand trust
- Phone masking option
- Simple browser flow
- Tracker removal
Choose anon.li if you:
- Need aliases and file drops
- Want more free masks
- Need API or CLI access
Choose Firefox Relay if you:
- Use Firefox heavily
- Want phone masking
- Only need simple email masks
Masking & Forwarding
Free email masks
anon.li
10 random + 1 customFirefox Relay
5 masksUnlimited masks
anon.li
Paid Pro random aliasesFirefox Relay
Premium plansUnique domain for on-the-go masks
anon.li
Custom domains on paid plansFirefox Relay
Premium Relay domainReply anonymously
anon.li
Firefox Relay
Premium; up to 100 replies/dayRemove email trackers
anon.li
Known tracker removal in AliasFirefox Relay
File Sharing
| Feature | anon.li | Firefox Relay |
|---|---|---|
| Encrypted file drops | ||
| Password-protected transfer links | Paid Drop plans | |
| Expiring file links | ||
| Download limits |
Encrypted file drops
anon.li
Firefox Relay
Password-protected transfer links
anon.li
Paid Drop plansFirefox Relay
Expiring file links
anon.li
Firefox Relay
Download limits
anon.li
Firefox Relay
Platform Fit
Works outside Firefox
anon.li
Web, CLI, extensionFirefox Relay
Web and browser extensionPhone masking
anon.li
Firefox Relay
Premium phone mask optionOpen source public code
anon.li
Firefox Relay
Premium availability
anon.li
Available where anon.li operatesFirefox Relay
Country-limitedSources
The Bottom Line
Firefox Relay is polished for browser-based masking, especially for Firefox users and phone masking. anon.li is stronger when you want more free email aliases plus encrypted file transfers in the same privacy account.
Last verified: April 17, 2026 · Firefox Relay Premium
Try anon.li Free
No credit card required. Works with your existing email.