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ProLab film Developer app 

professional film developing at the touch of a button.  
let the app guide you to the perfect negative outlook.

ProLab Film Developer logo for the Photo lab app

The ProLab film Developer 

Darkroom with red light, film canisters, and photo lab app
Ta k e c o n t r o l o f y o u r C 4 1 w i t h t h e P h o t o l a b a p p u i.
ProLab Film App history screen showing temperature changes.
  • WANT TO DEVELOP FILM LIKE A LAB?
     

everything we do at negative outlook is powered by prolab film developer an app we created for the love of analogue photography.
 

we built ProLab because we wanted better control over the development process. and because we run our own film lab, we know how important consistency is.
 

this isn't just a timer app.
 

prolab takes multiple variables into account, including temperature changes, development time and chemical exhaustion, dynamically adjusting your process to help you get the most consistent results from your chemistry.

it’s the software that powers our own lab.
 

whether you're developing film at home or running a professional setup, prolab gives you a smarter, more controlled way to process C-41.

no professional lab equipment is needed. a paterson or jobo tank, a thermometer and a washing-up bowl are enough to get started.
 

but if you already have professional processing equipment, a jobo processor or your own darkroom setup, prolab can take your workflow even further giving you greater control and consistency throughout the process.

we built it for ourselves first.
 

now we're putting the same technology in the hands of film photographers everywhere.

there isn't another app we've found that approaches film development this way.
 

built for film photographers. powered by negative outlook.
 

PROLAB FILM DEVELOPER available now on the apple app store.
 

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ProLab Film Developer app showing chemical temperature.

adaptive development timer.

the first C-41 development app to combine dynamic temperature adjustment and chemistry exhaustion for truly consistent, lab-like results.

Photo lab app showing temperature change detection on iPhone

temperature-compensated development.

every minute. every temperature change. automatically adjusted development time.

Photo lab app tracking chemical life on a smartphone.

chemical tracker

track your chemistry as it ages, automatically adjusting for every roll you develop, giving you greater control and confidence with every process.

Photo lab app timer for film developer process on iPhone

smart timer

from push processing to inversion and rotary development, prolab brings it all together in one dynamic timer giving you the freedom to experiment your way, then save each process with notes for future reference.

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