illumeter vs Good Light Meter
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.
Good Light Meter
This tool turns your smartphone into a professional exposure meter for photography. It uses your device's camera to calculate real-time Exposure Value (EV) and provides precise recommendations for aperture, ISO, and shutter speed, aiding both film and digital photographers in achieving optimal exposure.
- Real-time Exposure Value (EV) calculation
- Aperture, ISO, and shutter speed recommendations
- Uses device camera for metering
- Suitable for film and digital photography
- Simple and professional interface
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Good Light Meter is a simple film light meter app that transforms your smartphone into a professional exposure tool. Using your device's camera, it calculates the Exposure Value (EV) in real time and offers accurate recommendations for aperture, ISO, and shutter speed. Whether you’re shooting on film or working digitally, this app makes it easy to achieve the ideal exposure.
Screenshots
Verdict
The clearest difference is update cadence: Good Light Meter at every 2 days against illumeter's every 2 weeks. Good Light Meter also leads on rating (5.0 vs 4.6). illumeter's advantage is ratings volume (12 vs 1) and iOS requirement (16.0 vs 18.1). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Good Light Meter holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: illumeter has 12 ratings behind it against 1, so its average is the more settled of the two.
illumeter ships an update every 2 weeks, Good Light Meter every 2 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | illumeter | Good Light Meter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (12 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 12 — better | 1 |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 18.1 |
| Further details — not scored | ||
| Size | 12 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Seunghun Yang | IACTA, LLC. |
In-app purchases
illumeter
No in-app purchases
Good Light Meter
No in-app purchases
Questions
Is illumeter free?
Is Good Light Meter free?
Which has better reviews, illumeter or Good Light Meter?
Do illumeter or Good Light Meter have ads?
Which is updated more often, illumeter or Good Light Meter?
Other comparisons
