You can play it either alone or with other players.
Some things may not work properly, please report bugs.
Known issues:

Ball may stick to walls at low speed (>300)
Ball may go through paddle at high speed (~>500)
Ball sometimes may have no cooldown, or it may change its direction while moving

Modes:

- Singleplayer

- Two players

Features:

- Lobby system
- Match settings (ball speed, number of rounds etc.)
- Changing paddle color
- Changing mouse sensitivity

Plans:

- 4 players mode

Special Thanks:

- geleika

GitHub