Verdict
Higher trust score: SimpleLogin
Based on our trust scoring, SimpleLogin comes out ahead of GrabMail (7.5 vs 6.9). The gap reflects differences in KYC stance, custody model and operational track record.
Note: Scores are our independent assessment. Both services have valid use cases — read each detail page before deciding.
Score breakdown
Overall /10
SimpleLogin
7.5
Good
GrabMail
6.9
Average
Privacy /100
SimpleLogin
70
Good
GrabMail
90
Good
Trust /100
SimpleLogin
78
Good
GrabMail
58
Average
Side by side
KYC level
L2Discreet
L1Anonymous
Tagline
Open-source email alias service from Proton, letting you create unlimited disposable addresses that forward to your real inbox — with PGP, reverse-alias replies and custom domains. Audited by Securitum.
Free disposable email addresses on three shared domains, readable in the browser or through a keyless REST API and an MCP server for AI agents — no account, no payment, and every message deleted after five days.
Jurisdiction
Switzerland (Proton AG)
Undisclosed
Founded
2020
2026
Tor / .onion
No
No
Categories
Email, Email alias
Email, Privacy, Tool
Feature comparison 8
SimpleLogin
GrabMail
Open source
—
No signup required
—
Mobile app
—
Web app
Instant
—
Available worldwide
Custodial
—
Requires email
—
Read the full reviews
The side-by-side covers the headlines — the detail pages walk through every claim and citation.