Hayago app
Hayago is Games tool that is open source under the MIT license. Hayago is a simple, functional, and efficient time control software for Android. It doesn'trequire any permissions and it doesn't try to be more than what it is.
It comes with everything you'd expect from a go/chess clock, but nothing more.
Features:
- byo-yomi, canadian overtime, and sudden death modes
- time presets(bullet, blitz, rapid)
- time increment
- audio feedback for start/stop, low time, player's turn change.
- landscape mode
- black/grey/white aesthetic
- minimalist and lightweight
Website: https://biotstoiq.gitlab.io/hayago.html
Source: https://biotstoiq.gitlab.io/source.html