# Dimmer vs Screen Brightness Nits Meter

The clearest difference is rating: Screen Brightness Nits Meter at 4.4 against Dimmer's 2.7. Screen Brightness Nits Meter also leads on ads (none vs shown) and review sentiment (71% vs 42%). Dimmer's advantage is in-app purchases (none vs 2) and ratings volume (406 vs 21). On price, update cadence, monetization model and device support there is nothing between them.

Both are free to download. Screen Brightness Nits Meter sells 2 in-app purchases, starting at $0.99 per month. Dimmer asks for nothing beyond the download.

Screen Brightness Nits Meter holds the better App Store score, 4.4 against 2.7. That said, the two scores are not equally well evidenced: Dimmer has 406 ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 42% of Dimmer's written reviews are positive against 71% of Screen Brightness Nits Meter's.

Dimmer ships an update every 3 months, Screen Brightness Nits Meter every 2 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Dimmer | Screen Brightness Nits Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (406 ratings)](https://appshunter.io/ios/app/dimmer-adjust-lcd-brightness/id446306807/reviews) | **[4.4 (21 ratings)](https://appshunter.io/ios/app/screen-brightness-nits-meter/id6749894754/reviews)** |
| Number of ratings | **406** | 21 |
| Positive reviews | 42.4% of reviews | **71.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 43 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [newforestar co,.ltd](https://appshunter.io/developer/293922531) | [Contechity AB](https://appshunter.io/developer/1649290454) |

## What reviewers say

### Dimmer

[App page](https://appshunter.io/ios/app/dimmer-adjust-lcd-brightness/id446306807)

Easily control your device's screen brightness with customizable presets and quick access from widgets. Features include advanced mode for fine-tuning, battery-aware adjustments, and timer-based brightness changes.

**Highlights:** Widget launch for quick brightness presets, Advanced mode with fine adjustment and timer, Battery mode for automatic brightness adjustment, Save and switch between two presets, Timer function with alarm notification, Color bars for visual brightness adjustment

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient brightness control
- 🚀 Quick access to brightness settings
- 💡 Useful for night reading
- 🚀 Handy app for adjusting brightness

**What reviewers complain about**

- 🐛 Brightness resets after screen lock
- 🔋 Brightness doesn't stay at set level
- 🚫 Doesn't dim beyond phone's lowest setting
- 🚫 No additional dimming functionality beyond built-in settings

**Reported bugs**

- Brightness reverts to high level on unlock
- App crashes on launch for some users
- Brightness slider doesn't work as expected

**Requested features**

- Ability to dim screen below phone's minimum brightness
- Option to keep brightness setting after screen lock
- Integration with notification center for quicker access


### Screen Brightness Nits Meter

[App page](https://appshunter.io/ios/app/screen-brightness-nits-meter/id6749894754)

Measure the brightness of any screen, monitor, or display using your smartphone camera. Offers real-time measurements in multiple units and supports calibration for optimal accuracy. Ideal for professionals and enthusiasts needing precise luminance data.

**Highlights:** Measure screen brightness (nits), Real-time luminance readings, Multiple measurement units (fL, sb, L, asb, cd/ft²), Camera-based measurement, Calibration for accuracy, Save measurements with notes, Multilingual support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access (Month) | $0.99 | per month |
| Full Access (Lifetime) | $6.99 | one-time |


## Frequently asked questions

### Is Dimmer free?

Dimmer is free to download, with no in-app purchases.

### Is Screen Brightness Nits Meter free?

Screen Brightness Nits Meter is free to download, with in-app purchases available.

### Which has better reviews, Dimmer or Screen Brightness Nits Meter?

Screen Brightness Nits Meter is rated higher. Dimmer averages 2.7 out of 5 from 406 ratings, while Screen Brightness Nits Meter averages 4.4 from 21 ratings.

### Do Dimmer or Screen Brightness Nits Meter have ads?

Dimmer shows ads; Screen Brightness Nits Meter does not.

### Which is updated more often, Dimmer or Screen Brightness Nits Meter?

Dimmer ships an update every 3 months, and Screen Brightness Nits Meter every 2 months. Most recently, Dimmer was updated on November 6, 2026 and Screen Brightness Nits Meter on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*