Film Process Timer vs DarkroomFlow

A film developing timer, with a darkroom color scheme mode where the colors are predominately red hues. It features the ability to create multiple timers, with multiple steps. The timers can be - Grouped in to categories or types - Duplicated - Set to show notification on the Home Screen (if notifications are enabled) - Marked as a favourite for easier access Some predefined timers are available with the free version of the app. These are not modifiable. Steps within timers can be - Up to 24 hours - Easily reordered (drag and drop) - Duplicated - Run automatically or manually (first step always has to be started manually) - Set up to make sound tone periodically. Running a timer shows - Current step information - Remaining time for the current step - Information for the next step - Progress of the process - Remaining time for the process - Selecting the darkroom color mode The user can select options to - Run the app in light or dark mode - Use the darkroom mode color scheme - Enable sounds (off, essential and all) - Change the color of the timer - Enable / Disable the display of the predefined timers. If you have multiple devices you synchronise your timer definitions between devices using iCloud (if available). In the free version of the app you can add a timer with 5 steps, and there are some predefined timers and a small set of color schemes. In the paid version you can have as many timers as your device allows, each with unto 50 steps, additional predefined timers are available and an expanded range of color schemes.

Main Description DarkroomFlow is a precision film development timer designed for analog photographers who develop their own black and white and color film. Whether you're processing Ilford HP5+, Kodak Tri-X, or C-41 color negatives, DarkroomFlow guides you through every step with manufacturer-accurate timing and agitation patterns. ACCURATE TIMING Built on data from the Massive Dev Chart and manufacturer specifications, DarkroomFlow provides precise development times for hundreds of film and developer combinations. Every agitation pattern follows official guidelines from Ilford, Kodak, and CineStill to ensure consistent, professional results. STEP-BY-STEP GUIDANCE The app walks you through the complete development process: - Developer - with manufacturer-specific agitation patterns - Stop Bath - continuous agitation for proper neutralization - Fixer - industry-standard timing and intervals - Final Wash - thorough film cleaning VISUAL FEEDBACK Watch your development tank rotate on screen with real-time agitation indicators. The animated tank shows exactly when to agitate, making it easy to stay on track even in a dark room. GITATION PATTERNS - B&W Films: 10 seconds initial, then 10 seconds every 60 seconds (Ilford standard) - C-41 Color: 10 seconds continuous initial, then 4 inversions every 30 seconds - Stop Bath: Continuous agitation throughout - Customizable patterns for different techniques KEY FEATURES -Multiple temperature options (68°F, 70°F, 75°F, etc.) -Dilution ratios (1+1, 1+4, stock, etc.) -Pause and resume functionality -Audio and visual agitation alerts -Beautiful liquid glass interface -Dark mode optimized for darkroom use -No ads, no subscriptions SUPPORTED FILMS - Ilford HP5 Plus, FP4 Plus, Delta 100/400/3200 - Kodak Tri-X, T-Max, Plus-X - Fuji Neopan, Acros - Fomapan, Rollei, Kentmere - All C-41 color negative films - And many more... SUPPORTED DEVELOPERS - Ilford ID-11, Ilfosol, Microphen - Kodak D-76, HC-110, T-Max - Rodinal/R09 - CineStill CS41 (C-41) - Tetenal Colortec (C-41) - And dozens more... PERFECT FOR - Home darkroom enthusiasts - Photography students - Professional photographers - Anyone developing their own film LEGAL & SAFETY DarkroomFlow provides guidelines based on manufacturer specifications. Always refer to official documentation for your specific chemistry. Film development results can vary based on chemistry age, temperature accuracy, and technique. Test with non-critical film first. PRIVACY DarkroomFlow does not collect any personal data. No account required. No tracking. Your development sessions stay on your device. Start developing film with confidence. Download DarkroomFlow today.