AppPriceDataObserved data
AppPriceData
Freestyle Sales Company Limited Partnership
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.
Current observed download price for the selected storefront. Open regional pricing to compare converted prices across countries.
Items currently visible on Apple’s public App Store page. This may not be the complete App Store Connect catalog.
Source: Apple public App Store page · Publicly visible items only · Checked Aug 6, 2026
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 ***
• 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
Quick answers based on the latest observed App Store data.
The latest observed download price is $9.99. Open the official App Store link to confirm the current checkout price.
Apple's public page currently shows 0 purchase items in this storefront. The public list may be incomplete.
Yes. App Store prices can vary by storefront, currency, taxes, and developer pricing. We currently have 6 regional observations.
