# Advent vs Screen Brightness Nits Meter

The clearest difference is price: Screen Brightness Nits Meter at Free against Advent's $0.99. Screen Brightness Nits Meter also leads on update cadence (every 2 months vs every 38 months). Advent's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Screen Brightness Nits Meter is free to download; Advent costs $0.99 up front. Screen Brightness Nits Meter sells 2 in-app purchases, starting at $0.99 per month. Advent asks for nothing beyond the download.

Advent ships an update every 38 months, Screen Brightness Nits Meter every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Advent | Screen Brightness Nits Meter |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.3 (20 ratings)](https://appshunter.io/ios/app/screen-brightness-nits-meter/id6749894754/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 43 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alex Codrington](https://appshunter.io/developer/358228521) | [Contechity AB](https://appshunter.io/developer/1649290454) |

## What reviewers say

### Advent

[App page](https://appshunter.io/ios/app/advent-countdown-and-reminders/id1579390687)

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

**In-app purchases:** none


### 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 Advent free?

Advent costs $0.99, with no in-app purchases.

### Is Screen Brightness Nits Meter free?

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

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

Neither Advent nor Screen Brightness Nits Meter shows ads.

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

Advent ships an update every 38 months, and Screen Brightness Nits Meter every 2 months. Most recently, Advent was updated on October 27, 2026 and Screen Brightness Nits Meter on October 30, 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.*