MFA mobile application
This mobile app is designed to make your multifactor authentication lightning fast.
Free, modern, versatile, secure authenticator for your passwordless logins
SystoLOCK Companion
SYSTOLOCK COMPANION
For Corporate Protection
Works within SystoLOCK servers for best-of-breed, passwordless enterprise MFA protection.

For Active Directory
Industry standard protection

Read more about SystoLOCK →
SYSTOLOCK COMPANION
For Personal Protection
Use it for logging in to Google, Yahoo, and other
services that support one-time passwords.

Easy to use
OATH-compatible
100% Free
Why Use SystoLOCK Companion
This mobile application can save you a lot of time and make multifactor authentication more convenient than ever. SystoLOCK Companion is complete, compatible, convenient and German-made.
Fast Login with QR Codes
Scan QR codes to log in —
no typing required!
Smart Login with Push
Complies with the security standards of NIS2,
DORA, and PCI DSS. Made with German quality.
Offline Login
Always secure offline:
Companion makes it possible!
Easy to Use
A contactless yet highly secure way to
log in without passwords.
Protect Your Personal Logins Too
Based on industry standards, SystoLOCK Companion is also compatible with any device or service that generates or consumes OATH-based one-time passwords.
Try out this new level of security
Download the Free app now and try It!