# Angle Meter vs Eruption Time

The clearest difference is ads: Eruption Time at none against Angle Meter's shown. Eruption Time also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (15.0 vs 18.6). On price, in-app purchases and device support there is nothing between them.

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

Angle Meter ships an update every 4 months, Eruption Time every 3 weeks. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Angle Meter | Eruption Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (64 ratings)](https://appshunter.io/ios/app/angle-meter/id422843391/reviews)** | — |
| Number of ratings | **64** | — |
| Positive reviews | 31.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 8 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [nakhon phagdeechat](https://appshunter.io/developer/386312256) | [Project Barn LLC](https://appshunter.io/developer/1869576301) |

## What reviewers say

### Angle Meter

[App page](https://appshunter.io/ios/app/angle-meter/id422843391)

Measure angles and slopes with your phone's camera. Offers real-time angle display, two measurement modes, and the ability to capture and store measurements.

**Highlights:** Real-time angle display, Two measurement modes, Camera-based angle measurement, Measure angles from images, Level meter functionality, Calibration for accuracy

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

**In-app purchases:** none


### Eruption Time

[App page](https://appshunter.io/ios/app/eruption-time/id6780317289)

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

**In-app purchases:** none


## Frequently asked questions

### Is Angle Meter free?

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

### Is Eruption Time free?

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

### Do Angle Meter or Eruption Time have ads?

Angle Meter shows ads; Eruption Time does not.

### Which is updated more often, Angle Meter or Eruption Time?

Angle Meter ships an update every 4 months, and Eruption Time every 3 weeks. Most recently, Angle Meter was updated on October 11, 2026 and Eruption Time on September 29, 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.*