DevProCo – Film Dev Timer

DevProCo is a precise development process timer for analog photographers — whether you're developing B&W film, color negative (C-41), slide film (E-6), or darkroom prints (RA-4).

FEATURES
• Guided step-by-step development sessions with automatic agitation reminders
• Text-to-speech announces each step and agitation — keep your hands in the tank
• Hands-free voice control: say "next" to advance steps
• Automatic chemistry volume and dilution calculator
• Built-in process library with pre-configured recipes (Rodinal, DD-X, C-41, RA-4)
• Create and save your own custom processes
• Share processes with other DevProCo users via QR code
• Screen stays on during active sessions
• Supports English, German, Spanish and French