Comparison

myLightMeter PRO vs Phaos

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

Phaos

This app offers a unique social feed experience focused entirely on film photography. Users can upload complete film rolls, post individual images with detailed metadata, and browse a chronological feed without algorithmic interference. Explore content by camera, lens, or film stock.

Highlights
  • Upload complete film rolls
  • Post images with metadata
  • Chronological feed, no algorithm
  • Explore by camera, lens, film stock
  • View rolls as contact sheets
  • Expired film tracking
Features
Read full description

A social feed. 100% film. Your personal film camera roll. Upload complete rolls and post images—with different aspect ratios, gear, film stocks, film labs, push/pull stops, and more. Browse a chronological feed mixing posts and rolls. Not like any other feed. No algorithm. Just analog. Explore posts and rolls by camera, lens, or film stock. See what Portra 400 looks like on a Hasselblad 500C vs. Contax T2. Phaos’ icon represents the interaction between a photon of light and a silver halide crystal. DETAILS - Upload entire rolls of film, interact with individual photos - Post directly to Phaos with images from rolls - View rolls as contact sheets: 35mm, 120, and large format support - Export contact sheets to camera roll - Multi-image posts with image-specific metadata - Chronological feed mixing posts and rolls—no algorithm - Curated catalog of cameras, lenses, and film stocks - Expired film tracking and push/pull stops - Sign in with Apple, Google, or email - Age 13+ required

Screenshots

myLightMeter PRO4 screens
Phaos4 screens

Verdict

The call

The clearest difference is price: Phaos at Free against myLightMeter PRO's $4.99. Phaos also leads on rating (5.0 vs 4.8). myLightMeter PRO's advantage is ratings volume (1.1K vs 4) and chart position (#16 vs unranked). On update cadence, ads, in-app purchases and device support 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

Phaos is free to download; myLightMeter PRO costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Phaos holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: myLightMeter PRO has 1.1K ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

Scorecard6 real differences · 5 level
myLightMeter PRO versus Phaos: the parameters behind the verdict, then further details
ParametermyLightMeter PROPhaos
Price$4.99Free — better
Rating4.8 (1.1K ratings)5.0 (4 ratings) — better
Positive reviews90.3% of reviews—
Number of ratings1.1K — better4
Update frequencyEvery 5 daysEvery 5 days
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#16 — better—
DevicesiPhoneiPhone
Requires iOS16.0 — better18.0
Further details — not scored
Size57 MB18 MB
Age rating4+12+
DeveloperDavid QuilesDANIELLE MARIE HONAN

Customer experience

myLightMeter PRO

All ratings1,148 ratings
Positive96.0%
Neutral1.4%
Negative2.6%
Written reviews660 reviews
Positive90.3%
Neutral2.4%
Negative7.3%

Phaos

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

Phaos

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

myLightMeter PRO

No in-app purchases

None

Phaos

No in-app purchases

Questions

Is myLightMeter PRO free?
myLightMeter PRO costs $4.99, with no in-app purchases.
Is Phaos free?
Phaos is free to download, with no in-app purchases.
Which has better reviews, myLightMeter PRO or Phaos?
Phaos is rated higher. myLightMeter PRO averages 4.8 out of 5 from 1.1K ratings, while Phaos averages 5.0 from 4 ratings.
Do myLightMeter PRO or Phaos have ads?
Neither myLightMeter PRO nor Phaos shows ads.
Which is updated more often, myLightMeter PRO or Phaos?
myLightMeter PRO ships an update every 5 days, and Phaos every 5 days. Most recently, myLightMeter PRO was updated on October 19, 2026 and Phaos on October 9, 2026.

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