Here are the instructions to play
1. Download Open Arena from Google Play and run it. Wait the download of the PK3 files (12) and play Open Arena.
2. Download my Bid for Power ioquake3 Bid for Power 1.2 and install it. Open the folder "baseoa" and delete "1.pk3" "2.pk3", rename the folder to "Bid For Power".
3. Copy the "Bid For Power" folder on your Android device
4. Run Open Arena, select the mod and play.