Version 1.2.1 has been released! Please report any bugs.

Changelog:

- Better colors on manual tab.

- Settings Tab allows control of audio and fullscreen.

- Usernames scroll if you have many users, and can be clicked for fast access.

- Usernames with upper case are now disallowed. If you already have such an username, rename it in the saves directory. (Ask for help in the forum if you need some)

- A new extra puzzle if you're extra fast in one of the puzzles.

- Background music!

- Email can now be closed by pressing enter.

- Other small fixes.

UPDATE: v1.2.1 is a hotfix for a big bad bug in v1.2.0