# Inclinometer vs Opti Clinometer

The clearest difference is rating: Opti Clinometer at 5.0 against Inclinometer's 2.0. Opti Clinometer also leads on in-app purchases (none vs 4) and update cadence (every 2 days vs every 3 weeks). Inclinometer's advantage is ratings volume (12 vs 1) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Inclinometer sells 4 in-app purchases, starting at $1.49 per 2 months. Opti Clinometer asks for nothing beyond the download.

Opti Clinometer holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: Inclinometer has 12 ratings behind it against 1, so its average is the more settled of the two.

Inclinometer ships an update every 3 weeks, Opti Clinometer every 2 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Inclinometer | Opti Clinometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (12 ratings)](https://appshunter.io/ios/app/inclinometer-angle-meter/id6476548258/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/opti-clinometer/id6788531229/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 2 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) | [Burak Kizilobek](https://appshunter.io/developer/6788531231) |

## What reviewers say

### Inclinometer

[App page](https://appshunter.io/ios/app/inclinometer-angle-meter/id6476548258)

This utility app provides a straightforward tool for measuring tilt angles on any surface. It combines a digital reading with an analog-style interface for ease of use. Ideal for quick angle measurements without complexity.

**Highlights:** Measures tilt angle (slope), Digital reading, Analog-like interface, Easy to use, Place on any surface

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.49 | per 2 months |
| Remove Ads | $3.49 | per 6 months |
| Remove Ads | $4.99 | per year |
| Remove Ads | $7.99 | one-time |


### Opti Clinometer

[App page](https://appshunter.io/ios/app/opti-clinometer/id6788531229)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Inclinometer free?

Inclinometer is free to download, with in-app purchases available.

### Is Opti Clinometer free?

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

### Which has better reviews, Inclinometer or Opti Clinometer?

Opti Clinometer is rated higher. Inclinometer averages 2.0 out of 5 from 12 ratings, while Opti Clinometer averages 5.0 from 1 ratings.

### Do Inclinometer or Opti Clinometer have ads?

Neither Inclinometer nor Opti Clinometer shows ads.

### Which is updated more often, Inclinometer or Opti Clinometer?

Inclinometer ships an update every 3 weeks, and Opti Clinometer every 2 days. Most recently, Inclinometer was updated on October 24, 2026 and Opti Clinometer on October 24, 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.*