Darkroom Clock

Darkroom Clock is a flexible darkroom timer app suitable for both film and photo development. Build your own development recipes with separate timers for each stage of your development process. The app includes - fully configurable development recipes. - darkroom mode (safe to use with B&W photographic paper). - clear display with all the information you need. - the whole screen is the start/stop button for the timers - notifications if you leave the app while a timer is still running Also the app is free so there is no reason to not download it.