This is a game for ATARI ST mono emulators. It is written in GFA BASIC 3.6. It is not tested on a real machine and it is possible, that it can't be run on it. You can try to run ANGLFLAT.PRG or ANGLFLAT.GFA in a GFA BASIC interpreter. ANGLFLAT.PRG runs with the emulator hatari 1.8.0 and its built-in EmuTOS-image ( ANGLFLAT.PRG also runs with Steem v3.2 and the TOS-ROM tos1.02de ( It isn't compatible to STEmulator. GFA BASIC was chosen as programming language to write a program compatible to EmuTOS. The game can also be run with hataroid and its built-in EmuTOS-image. hataroid is available for Android devices.

The ball must roll over all flags and avoid crashing into the pirate stones in this game. You can change the flying direction of the ball, if you click on the gamefield and select a direction. If the balls' position is less than thirty pixels from the click position, the direction is changed.