Massive Dev Chart Timer
by Freestyle Photo & Imaging
Pay once $9.99 3.7 · 55 ratingsiPhone & iPad
About Massive Dev Chart Timer
The Massive Dev Chart is the world's largest film development chart with easy to use multi step timer and darkroom support for iPhone and iPad. Watch the instructional video at: https://www.youtube.com/watch?v=P915z6THiY8.
*** Features ***
Read more
• Offline copy of The Massive Dev Chart in your pocket
• Multi Step Timer with sound notifications
• Customizable agitation scheme
• Darkroom themes
• Dilution Mixer
• Support for two-step development and two-step fixing
• Support for optional hypoclear and photo flo steps
• Automated development time/temperature compensation
How it charges
Pay once $9.99
Paid once — $9.99 — with no in-app purchases.
The store lists no in-app purchases.
Checked against the store listing on Oct 29, 2026. Something wrong? Tell us
