Photography Timers
Precision Timing for Film & Darkroom
Film development timers, reciprocity calculators, and darkroom tools. Free, browser-based, safelight-safe.
Your Darkroom Toolkit
6 tools available
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Film Development Timer
Multi-step sequential timer for B&W, C-41, and E-6 processes
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Long Exposure Calculator
Reciprocity failure correction for film photography
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Stand Development Timer
Long-form ambient timer for stand and semi-stand development
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Enlarger Timer
F-stop timing and test strip mode for darkroom printing
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Cyanotype Timer
UV exposure timer for alternative processes
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Photo Walk Timer
Timed photo challenges and sprint sessions
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