Lghtmtr vs Log it.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Log it.
Document your progress with organized photo collections and before-and-after comparisons. Track fitness, skincare, projects, and more with a visual timeline. Your data is kept private and stored locally on your device.
- Organized photo collections
- Before & after comparisons
- Visual timeline of progress
- Local data storage
- Face ID/Touch ID lock
- Annotation tools for comparisons
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Log It helps you document change over time — with organized photo collections, before-and-after comparisons, and a visual timeline of your progress. Everything stays on your device. Whether you’re tracking fitness, skincare, hair, projects, or anything else, Log It makes it easy to capture check-ins, compare results, and look back on how far you’ve come. KEY FEATURES • Collections & folders — Organize progress photos and videos by topic • Before & after compare — View photos side by side or with a slider • Compare markup — Draw and annotate comparisons to highlight changes • Logs & calendar — See your journey on a timeline with notes on each check-in • Face ID / Touch ID lock — Keep your progress private on your phone • Private by design — Your data is stored locally on your device LOG IT PRO Log It requires an active subscription after onboarding. Choose monthly or annual. Monthly includes a 14-day free trial; subscription renews automatically unless canceled. SUBSCRIPTION TERMS • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless canceled at least 24 hours before the end of the current period • Your account will be charged for renewal within 24 hours prior to the end of the current period • You can manage or cancel your subscription anytime in your App Store account settings LEGAL Terms of Use (EULA): https://app.notion.com/p/Log-It-Terms-of-Service-33216353a2268058b3b3d617a2be4cff Privacy Policy: https://app.notion.com/p/Log-It-Privacy-Policy-25316353a22680aa80e2e0fde1b5495e
Screenshots
Verdict
The clearest difference is monetization model: Lghtmtr at free against Log it.'s subscription. Lghtmtr also leads on ratings volume (129 vs 1). Log it.'s advantage is rating (5.0 vs 4.5) and device support (3 vs 1). 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. Lghtmtr sells 1 one-off in-app purchase and Log it. sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Log it. holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Lghtmtr has 129 ratings behind it against 1, so its average is the more settled of the two.
Lghtmtr ships an update every 4 months, Log it. every 5 months. The most recent releases landed on September 27, 2026 and September 15, 2026 respectively.
| Parameter | Lghtmtr | Log it. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (129 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 79.7% of reviews | — |
| Number of ratings | 129 — better | 1 |
| Update frequency | Every 4 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Subscription |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.5 | 15.1 — better |
| Further details — not scored | ||
| Size | 25 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Jacque | Johnny Nguyen |
Customer experience
Lghtmtr
Log it.
In-app purchases
Lghtmtr
- Coffee tip$4.99
Log it.
- PhotoLog Pro Monthly1 Month trial$1.991 Month
- PhotoLog Pro Annual$12.991 Year









