Comparison

illumeter vs Shutter Button

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

Head to head
About

illumeter

This app functions as a portable light meter, allowing users to measure exposure values like aperture, shutter speed, and ISO. It offers features for logging shots with location and settings, and provides customization options for a personalized user experience.

Highlights
  • Exposure measurement (Aperture, Shutter Speed, ISO)
  • Tap-to-focus exposure lock
  • Exposure compensation
  • Frame logging with location and settings
  • List and map view of logged frames
  • Customizable settings and appearance
Features
Read full description

illumeter, The Simplest Light Meter in Your Pocket. Exposure Meter • Choose the value you want to measure from Aperture, Shutter Speed, or ISO. • The selected value automatically adjusts based on changes in the other two settings. • Tap a specific point on the screen to lock the exposure to that area. • An exposure compensation feature is provided to help you handle various challenging lighting conditions. Frame Logging • Log your frames by composing your shot and pressing the shutter button. • Location, date and time, EV value, and settings are recorded with each frame. • Review your recorded frames in a list and on a map. • Easily delete or edit incorrect frames. Settings & Personalization • Easily toggle various features on or off. • Deactivate or remove unused values. • Customize the app's appearance and feedback to your preference.

About

Shutter Button

This app functions as a Bluetooth camera remote, offering an integrated exposure meter and a LiDAR-based rangefinder. It supports various exposure modes and metering methods, along with zoom and frameline features for precise shot composition. Additional modes include bulb and timer functions for extended shooting capabilities.

Highlights
  • Bluetooth camera remote
  • Exposure meter (AV, TV, M modes)
  • LiDAR rangefinder
  • Exposure compensation
  • Framelines for various formats
  • Bulb and timer modes
  • Instax Style Log feature
Features
Read full description

Film Oddments Bluetooth Camera Remote with Exposure Meter and Rangefinder This app serves as a Bluetooth-enabled camera remote, incorporating both an exposure meter and a rangefinder. Compatible with film cameras and all cameras equipped with a mechanical shutter release, the app allows remote shutter control via Bluetooth. Exposure Meter (AV, TV, M Modes) Supports exposure compensation in 1/3-stop increments and displays exposure values from -5 to +5 EV. LiDAR Rangefinder Accurately measures distances using your iPhone’s built-in LiDAR sensor. *Requires a device equipped with a LiDAR sensor. Key Features: - Exposure Meter: AV, TV, and M modes, exposure compensation, integrated remote shutter control - Rangefinder: Distance measurement using LiDAR sensor Selectable exposure modes and metering methods include: - iPhone AE Metering - Average Metering - Framing Area Average Metering - Spot Metering Zoom Function: - Supports focal lengths from 13mm to 550mm Framelines: - Includes framelines for 135 full-frame and selected medium-format sizes Improved dials and touch feedback: - Added haptic feedback (vibration) Frame your shot and preview composition accurately. Additional Features: Shutter Trigger: Capture photos instantly with a single button press Bulb Mode: Hold the shutter open for long-exposure photography Timer Mode: Hands-free shooting with adjustable timer settings Timed Bulb Mode: Automatic control of long exposures with preset timers Shutter Depth Adjustment: Precisely control the shutter release depth Log Feature Added - A new “Instax Style Log” toggle is available under Exposure Meter → Settings. - Press and hold the shutter button on the Exposure Meter screen for at least 1 second to save the current metadata to the native Photos app. - You can enter custom text under Exposure Meter → Settings → Value Settings, which will be recorded with each log. *Swipe up on the Exposure Meter screen to open Exposure Meter → Settings. Demo Video: https://youtu.be/dvUyKOs7xEY LiDAE Demo Video: https://www.youtube.com/shorts/azueoZaa90M

Screenshots

illumeter4 screens
Shutter Button4 screens

Verdict

The call

The clearest difference is in-app purchases: illumeter at none against Shutter Button's 2. illumeter also leads on ratings volume (11 vs 1). Shutter Button's advantage is rating (5.0 vs 4.6) and update cadence (every 5 days vs every 2 weeks). On price, review sentiment, ads and monetization model 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

Both are free to download. Shutter Button sells 2 one-off in-app purchases. illumeter asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Shutter Button holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: illumeter has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

illumeter ships an update every 2 weeks, Shutter Button every 5 days. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

Scorecard4 real differences · 6 level
illumeter versus Shutter Button: the parameters behind the verdict, then further details
ParameterillumeterShutter Button
PriceFreeFree
Rating4.6 (11 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings11 — better1
Update frequencyEvery 2 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS16.0 — better17.6
Further details — not scored
Size12 MB4 MB
Age rating4+4+
DeveloperSeunghun YangSEUNGHYUK CHOI

Customer experience

illumeter

All ratings11 ratings
Positive90.9%
Neutral9.1%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Shutter Button

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

illumeter

No in-app purchases

2 purchases

Shutter Button

One-time2
  • Profile, Additional Features$3.99
  • Remote Release Activation$10.99

Questions

Is illumeter free?
illumeter is free to download, with no in-app purchases.
Is Shutter Button free?
Shutter Button is free to download, with in-app purchases available.
Which has better reviews, illumeter or Shutter Button?
Shutter Button is rated higher. illumeter averages 4.6 out of 5 from 11 ratings, while Shutter Button averages 5.0 from 1 ratings.
Do illumeter or Shutter Button have ads?
Neither illumeter nor Shutter Button shows ads.
Which is updated more often, illumeter or Shutter Button?
illumeter ships an update every 2 weeks, and Shutter Button every 5 days. Most recently, illumeter was updated on October 7, 2026 and Shutter Button on October 3, 2026.

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