LensTutorial vs Lghtmtr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LensTutorial
Learn photographic lens usage with interactive simulations and calculations. Visualize effects of lens controls and estimate parameters like angle of view and depth of field easily. Supports all modern cameras.
- Interactive lens simulations
- Depth of field calculator
- Angle of view estimation
- 35-mm equivalent calculation
- Subject magnification display
- Support for modern cameras
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LensTutorial is about learning to use photographic lenses the easy way. The app wraps all lens calculations into one package and allows you to quickly see them in action. Learning photography can be easy and we encourage you to use our app to facilitate this process. LensTutorial allows to simulate photographic lens usage and display effects of lens controls manipulation. The app combines both visual and interactive way of representing information with classic DOF calculator functionality. It allows to quickly estimate and visualize the following parameters on one screen: Angle of view Total depth of field Near range of depth Far range of depth 35-mm equivalent of focal length Subject magnification All modern cameras of various makers supported.
Lghtmtr
This app provides a minimalist light meter to help users determine ideal exposure settings for photography. It visually demonstrates the relationship between ISO, aperture, and shutter speed, making it intuitive for learning photographers.
- Minimalist light meter
- Intuitive exposure settings
- Visual feedback
- Adjustable ISO, aperture, shutter speed
- Camera profile customization
- Scene reference with readings
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Lghtmtr is a beautifully simple light meter that helps you find — and understand — the ideal exposure settings for a scene. Built for film photographers and anyone learning the craft, it makes the relationship between ISO, aperture, and shutter speed feel intuitive and the visual feedback helps reinforce the connection between them. Take a reading, get your settings, and start exploring. Adjust one value and the others respond instantly. Lock settings to experiment and see how each change affects your exposure. You can easily add camera profiles to the app to limit the possible values to what's most relevant to your camera and lens combination. With a visual reference of the scene behind every reading, Lghtmtr helps you shoot with clarity and confidence.
Screenshots
Verdict
The clearest difference is rating: Lghtmtr at 4.5 against LensTutorial's 2.9. Lghtmtr also leads on review sentiment (80% vs 50%) and monetization model (free vs free with in-app purchases). LensTutorial's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 17.5). On price, update cadence, ads and in-app purchases 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. LensTutorial sells 4 one-off in-app purchases and Lghtmtr sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Lghtmtr holds the better App Store score, 4.5 against 2.9. That said, the two scores are not equally well evidenced: Lghtmtr has 129 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 50% of LensTutorial's written reviews are positive against 80% of Lghtmtr's.
LensTutorial ships an update every 7 months, Lghtmtr every 4 months. The most recent releases landed on September 10, 2026 and October 9, 2026 respectively.
| Parameter | LensTutorial | Lghtmtr |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (7 ratings) | 4.5 (129 ratings) — better |
| Positive reviews | 50.0% of reviews | 79.7% of reviews — better |
| Number of ratings | 7 | 129 — better |
| Update frequency | Every 7 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 10.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 7 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Alf Jorgen Bratane | Alexander Jacque |
Customer experience
LensTutorial
Lghtmtr
In-app purchases
LensTutorial
- Aperture upgrade$0.99
- Zoom upgrade$0.99
- Distance upgrade$0.99
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- Built-In lens$1.99
Lghtmtr
- Coffee tip$4.99









