You can use TeleSec OneTimePass SmartToken-app to generate one-time passwords for the TeleSec OneTimePass service of T-Systems International GmbH.
The App is available for Smartphones and Tablets with Android OS from Version 5.0 and for wearables/smartwatches running Wear OS.
Not running on devices with Tizen OS (Samsung Gear S2 / Gear S3 / Galaxy Watch)!!!
For further information please visit http://www.telesec.de