illumeter vs Shutter Button
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
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.
- 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
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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
Verdict
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
Both are free to download. Shutter Button sells 2 one-off in-app purchases. illumeter asks for nothing beyond the download.
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.
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.
| Parameter | illumeter | Shutter Button |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (11 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 11 — better | 1 |
| Update frequency | Every 2 weeks | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 12 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Seunghun Yang | SEUNGHYUK CHOI |
Customer experience
illumeter
Shutter Button
In-app purchases
illumeter
No in-app purchases
Shutter Button
- Profile, Additional Features$3.99
- Remote Release Activation$10.99
Questions
Is illumeter free?
Is Shutter Button free?
Which has better reviews, illumeter or Shutter Button?
Do illumeter or Shutter Button have ads?
Which is updated more often, illumeter or Shutter Button?
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