Agitate
Multi-tank darkroom timer
About
This app provides a darkroom timer for film development, offering visual and haptic cues for inversions and step changes. It supports single or multiple tanks and includes features like temperature compensation and a lab log. Pro features unlock advanced capabilities like multi-tank management and Apple Watch integration.
What's New in Agitate
1.1
September 24, 2026
Subscriptions & In-App Purchases
$14.99
Agitate Pro
Four tanks, chemistry, notebook, Apple Watch.
FAQ
What is Agitate?
Agitate is a darkroom timer designed for iPhone and Apple Watch to assist with film development. It provides visual countdowns and haptic alerts for inversions and step changes, allowing users to work without touching their phone with wet hands.
Does Agitate have ads?
No, Agitate does not contain advertisements. The app is free to start with a single-tank timer and offers a one-time purchase for additional Pro features.
What are the Pro features in Agitate?
Agitate Pro is a one-time purchase that unlocks up to four tanks simultaneously, a chemistry shelf for tracking chemical age and usage, a shooting diary, and the Apple Watch app. These features are marked as Pro within the app.
Can Agitate be used with multiple tanks?
Yes, the Pro version of Agitate allows you to run up to four tanks at once, each with its own process, color, and label. You can stagger starts, pause individual tanks, or pause all of them.
How does Agitate handle timing accuracy?
Agitate computes every countdown from the moment a tank started and its step schedule, ensuring accuracy even after the app has been in the background. Alerts are local notifications scheduled from these start times.
What film development presets come with Agitate?
Agitate ships with presets for CineStill Cs41, B&W standard (D-76), E-6, and DF-96 monobath. Users can also build and share their own custom processes.
Is Agitate compatible with Apple Watch?
Yes, the Pro version of Agitate includes an Apple Watch companion app. It displays the next tank to flip as a large countdown, shows other tanks as chips, and allows pausing or resuming sessions with wrist buzzes for alerts.
What is the age rating for Agitate?
Agitate has an age rating of 4+ and is available on iPhone, iPad, and Apple Watch.
