FilmDev: Darkroom Timer
Film develop timer & recipes
About
This app provides a multi-stage timer for film development, featuring a darkroom-safe screen, configurable agitation cues, and temperature compensation. It allows users to save custom recipes and log development sessions.
What's New in FilmDev
1.0.1
August 24, 2026
- Export your development log as CSV (Pro) - Advanced log stats: top films, top developers, average rating (Pro) - Duplicate recipes from the menu - Improved ad system and stability - Dilution calculator: exact stock and water for your tank, multi-step chains included - Share a recipe as a QR code, or scan one to import it - Film fridge: track the stock you have on hand and what is nearing its expiry date - Attach a scan of your negatives to any log entry (Pro) - Chemical tracking: note when a bottle was opened and how many rolls it has taken, as a reminder to test it (Pro)
MoreSubscriptions & In-App Purchases
$6.99
FilmDev Pro
Unlimited recipes, no ads, JSON export.
Developer apps
FAQ
Does FilmDev have ads?
Yes, FilmDev contains advertisements. Users can remove ads and unlock additional features like unlimited recipes and export/import functionality through a one-time purchase.
What is the FilmDev Pro upgrade?
FilmDev Pro is a one-time purchase that removes ads, unlocks unlimited recipe storage, and allows for exporting and importing your recipe library as JSON. It is not a subscription.
How accurate is the FilmDev timer?
The timer is based on real elapsed time and remains accurate even when the app is in the background or the phone is locked. This ensures reliable timing for your film development stages.
Can FilmDev be used for different film types?
Yes, FilmDev is designed for home film developers working with B&W and C-41 processes, including push/pull techniques. You can create and save custom recipes for various film stocks and developers.
Is FilmDev safe for use in a darkroom?
FilmDev features a true darkroom-safe screen that displays only pure black with a deep red light, ensuring no white pixels can accidentally expose your film. It is designed to be safe for your eyes and your film.
How does FilmDev handle agitation cues?
FilmDev provides configurable haptic pulses and beep cues to alert you when it's time to agitate. This allows you to focus on the development process without constantly watching the screen.
What is the age rating for FilmDev?
FilmDev has an age rating of 4+, making it suitable for a wide range of users. The app is designed to be private by design, with no account or cloud storage required.
How often is FilmDev updated?
The latest version of FilmDev is 1.0.1, which was last updated on August 24, 2026. Updates typically focus on improving features and ensuring reliability for users.
