Source on GitHub
Testing and Issues
You can test this app and submit issues during the testing period of the Android Contest 2021, Round 2 contest.
Entries with serious issues will not be able to win the contest, but even minor issues might be important for overall results.
adb: failed to install entry2423.apk: Failure [INSTALL_FAILED_NO_MATCHING_ABIS: Failed to extract native libraries, res=-113]