SuperImage: Free and open source AI image upscaler for Android
github.com
github.com
If you are the dev, have you considered SHARK? Vulkan performance seems to be excellent on AMD cards: https://github.com/nod-ai/SHARK/tree/2f36de319a52479039c7ea0...
The processing time of SuperImage is longer because it's running on an Android phone (Snapdragon 855). I've edited the submission title to make this clearer.