Darkroom Timing Made Simple.

Professional-grade precision for every roll, every time.

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Find Your Stock

Silver Labs has over 50 black and white film stocks to choose from or choose the C-41 color development process.

Select Your Developer

Your selected film stock filters developers known to work with it, making your developer easy to find.

Get Your Temp

Measure your developer temperature and the app will adjust time based on temperature.

Push It or Pull It

If you didn't photograph at box speed, Silver Labs will automatically adjust your developer time for you.

Why Silver Lab?

Calculating time and setting timers has never been easier! We do all the hard work for you – from calculating based off your film stock, developer, developer temperature, and exposure compensation needs. Silver Labs utilizes a backlog of developer tests to ensure your film is perfect when you unravel it from the spool to dry. Built in is our calculating algorithm and a darkroom timer that notifies you when to start and stop agitation with one of our many alert sounds (You get to choose!)