Multifactor
A password manager built for secure sharing with humans & AI
OnlyKey
OnlyKey is an open source alternative to YubiKey
Updated February 2026
| Multifactor | OnlyKey | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 1 | 1 |
| Pros | 0 | 0 |
| FactScore™ | 15.1 | 15.1 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Both tools score equally on FactScore™
Pros & Cons
Only in Multifactor — Pros
No unique pros listedBoth tools — Pros
—Only in OnlyKey — Pros
No unique pros listedOnly in Multifactor — Cons
—Both tools — Cons
—Only in OnlyKey — Cons
—Details
| Multifactor | OnlyKey | |
|---|---|---|
| Categories | Password managers, Security software | Password managers |
| Platforms | Web · iOS · Android | Web |
| Became Popular | November 3, 2025 | December 25, 2019 |
| Website | multifactor.com | onlykey.io |
Who Should Pick Which?
Choose Multifactor if...
- No unique pros listed
Choose OnlyKey if...
- No unique pros listed
With a FactScore™ of 15.1 vs 15.1, Multifactor leads in community reception. Multifactor uniquely offers No unique pros listed, while OnlyKey stands out for No unique pros listed.
What Users Say
Multifactor
Multifactor is preferred because it allows you to share account access securely with humans and AI agents without ever revealing actual passwords, making revocation and permission management instan...
OnlyKey
Using my OnlyKey-Duo for half a year now , I am enthousiastic about it. Functioning reliable on my USB A/C devices. Easy configuration and backup , but lacks support if you have issues. (just forum...
Related Comparisons
Frequently Asked Questions
What are the pros of Multifactor compared to OnlyKey?
Multifactor uniquely offers: No unique pros listed.
What are the pros of OnlyKey compared to Multifactor?
OnlyKey uniquely offers: No unique pros listed.
Is Multifactor better rated than OnlyKey?
Multifactor is rated 5.0★ from 1 reviews. OnlyKey is rated 5.0★ from 1 reviews.
What is the FactScore™ of Multifactor and OnlyKey?
FactScore™ weighs rating and review volume together. Multifactor scores 15.1 and OnlyKey scores 15.1.
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