NTPSync

Update the device clock

NTP (Network Time Protocol) client.

Requires root: No. To see the time you don't need root but to set the system time root is needed.

License: GNU General Public License v3.0

Website: https://www.sufficientlysecure.org/android/
Issue Tracker: https://github.com/free-software-for-android/NTPSync/issues
Source Code: https://github.com/free-software-for-android/NTPSync
Donate: https://www.sufficientlysecure.org/android/
Flattr: https://flattr.com/thing/669294

For full details and additional technical information, see this application's page on the F-Droid wiki.

Packages

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

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  • Version 1.10 (12) - Added on Nov 8, 2016

    This version requires Android 2.1 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Download APK 0.6 MiB PGP Signature

    Permissions

    • ACCESS_NETWORK_STATE
    • ACCESS_SUPERUSER
    • INTERNET
    • RECEIVE_BOOT_COMPLETED
    • WAKE_LOCK
  • Version 1.1 (2) - Added on Jun 7, 2012

    This version requires Android 2.1 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Download APK 182 KiB PGP Signature

    Permissions

    • ACCESS_NETWORK_STATE
    • INTERNET
    • RECEIVE_BOOT_COMPLETED
    • WAKE_LOCK
    • com.android.vending.BILLING
  • Version 1.0 (1) - Added on May 19, 2012

    This version requires Android 2.1 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Download APK 174 KiB PGP Signature

    Permissions

    • ACCESS_NETWORK_STATE
    • INTERNET
    • RECEIVE_BOOT_COMPLETED
    • WAKE_LOCK
    • com.android.vending.BILLING