# Level gauge vs PrimeTimeline

The clearest difference is ads: PrimeTimeline at none against Level gauge's shown. PrimeTimeline also leads on update cadence (monthly vs every 9 months). Level gauge's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Level gauge ships an update every 9 months, PrimeTimeline monthly. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Level gauge | PrimeTimeline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (12 ratings)](https://appshunter.io/ios/app/level-gauge/id558393386/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 93.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 16 MB | 4 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuki](https://appshunter.io/developer/558393529) | [Takayuki Hamuro](https://appshunter.io/developer/1875707249) |

## What reviewers say

### Level gauge

[App page](https://appshunter.io/ios/app/level-gauge/id558393386)

This intuitive tool allows you to measure angles and levels in multiple orientations. It offers high precision with smooth movement and includes calibration and hold functions for stable readings. Customize its appearance while enjoying its powerful yet simple design.

**Highlights:** Measure horizontal, vertical, and flat angles, High precision measurements, Smooth and stable readings, Calibration function, Hold function, Customizable appearance

**Features:** Vision Pro support

**In-app purchases:** none


### PrimeTimeline

[App page](https://appshunter.io/ios/app/primetimeline/id6760607676)

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

**In-app purchases:** none


## Frequently asked questions

### Is Level gauge free?

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

### Is PrimeTimeline free?

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

### Do Level gauge or PrimeTimeline have ads?

Level gauge shows ads; PrimeTimeline does not.

### Which is updated more often, Level gauge or PrimeTimeline?

Level gauge ships an update every 9 months, and PrimeTimeline monthly. Most recently, Level gauge was updated on September 18, 2026 and PrimeTimeline on September 9, 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.*