Comparison

myLightMeter PRO vs ColorDev Timer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

myLightMeter PRO

This app provides precise exposure metering for photographers, supporting both digital and analog workflows. It offers a comprehensive set of manual controls and advanced tools like a hyperfocal distance calculator.

Highlights
  • Extended low-light sensitivity
  • Incident and reflected metering
  • Manual exposure control
  • Hyperfocal distance calculator
  • Save and review exposure data
  • Extract exposure data from photos
Features
Read full description

Designed by a photographer, for photographers. Built for reliable, precise exposure measurement across film and digital workflows. myLightMeter PRO gives you full control over exposure through a clean, professional set of tools. Key Features • Incident and reflected-light metering • Classic and Pro interface styles • Full manual control over aperture, shutter speed, ISO, and exposure compensation in 1/3- or 1/2-stop increments • Exposure range from 4 hours in Long Exposure mode to 1/8000 s, f/1.0 to f/512, and ISO 0.8 to 409,600 • Aperture-priority (Av) and shutter-priority (Tv) modes • Automatic ISO adjustment or ISO lock • Reciprocity correction for long film exposures • Sensitivity down to −2.5 EV, ideal for low-light scenes • Average multiple readings • Import shutter speed, aperture, and ISO from photos in your library • Organize readings into Sessions with photos, exposure data, camera and lens details, and notes • Keep your Sessions synced through iCloud, so they remain available when you switch phones or use another device • Export Sessions as PDFs or print them Advanced Tools • Hyperfocal-distance calculator • Five configurable presets, each storing camera, lens, ISO, filter, and film settings • EV display with an analog scale or numerical reading • mySPOTMETER and f/Tools integration About This app is built and maintained by an independent photographer and developer. It is the tool I personally use and continuously refine. If you have suggestions or need support, contact me at: davidquiles@me.com

About

ColorDev Timer

Features
Read full description

ColorDev Timer is designed for analog photographers developing color film (C-41) who want a clear, reliable, and distraction-free workflow. Choose your development kit, enter the total chemistry volume, how many rolls have already been processed, and whether you’re pushing or pulling film. The app calculates the timings and guides you through each development phase with a clear, lab-friendly timer. All development phases are listed with their individual durations, and the current phase is clearly highlighted. You can start any phase with a single tap and reset the entire process whenever needed. ColorDev Timer also tracks chemical usage, helping you know when your chemistry is approaching its recommended limits. Key features: • Phase-based development timer • Push / pull support • Development kit and volume selection • Roll usage tracking • Clean interface suitable for darkroom use • Designed for real analog workflows • App for Apple Watch No ads. No accounts. No clutter. Just analog photography.

Screenshots

myLightMeter PRO4 screens
ColorDev Timer4 screens

Verdict

The call

The clearest difference is price: ColorDev Timer at Free against myLightMeter PRO's $4.99. ColorDev Timer also leads on device support (3 vs 1). myLightMeter PRO's advantage is in-app purchases (none vs 1) and update cadence (every 5 days vs every 4 months). On ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

ColorDev Timer is free to download; myLightMeter PRO costs $4.99 up front. ColorDev Timer sells 1 one-off in-app purchase. myLightMeter PRO asks for nothing beyond the download.

UpkeepUpdate frequency

myLightMeter PRO ships an update every 5 days, ColorDev Timer every 4 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

Scorecard5 real differences · 6 level
myLightMeter PRO versus ColorDev Timer: the parameters behind the verdict, then further details
ParametermyLightMeter PROColorDev Timer
Price$4.99Free — better
Rating4.8 (1.1K ratings) — better—
Positive reviews90.3% of reviews—
Number of ratings1.1K — better—
Update frequencyEvery 5 days — betterEvery 4 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
Best chart rank#16 — better—
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS16.0 — better17.6
Further details — not scored
Size53 MB6 MB
Age rating4+4+
DeveloperDavid QuilesAngel David Rodriguez

Bugs and requests

myLightMeter PRO

Reported bugs

3 issues
  • Crashes on startup
  • Inconsistent behavior between free and pro versions
  • Incorrect shutter speed and aperture options for some cameras

Requested features

4 requests
  • Ability to lock shutter speed and aperture
  • Smaller spot metering area
  • Support for more film/sensor formats
  • Improved incident metering with diffuser

ColorDev Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

myLightMeter PRO

No in-app purchases

1 purchases

ColorDev Timer

One-time1
  • Buy me a coffee$2.99

Questions

Is myLightMeter PRO free?
myLightMeter PRO costs $4.99, with no in-app purchases.
Is ColorDev Timer free?
ColorDev Timer is free to download, with in-app purchases available.
Do myLightMeter PRO or ColorDev Timer have ads?
Neither myLightMeter PRO nor ColorDev Timer shows ads.
Which is updated more often, myLightMeter PRO or ColorDev Timer?
myLightMeter PRO ships an update every 5 days, and ColorDev Timer every 4 months. Most recently, myLightMeter PRO was updated on October 12, 2026 and ColorDev Timer on October 9, 2026.

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