Full Client

Download the Full Client if you need both AquaRO and kRO.


  1. Click one of the links above.
  2. Download the file to your hard disk.
  3. After the download is complete, run patcher.exe (kRO update).
  4. Once the kRO has update, run AquaRO Thor.exe (Run as administrator) to get the latest update from AquaRO.
  5. Once done, start the game and enjoy.

 Lite Client

Download the Lite Client if you already have the kRO files and only need AquaRO.