# Clinometer + bubble level vs Offline Inclinometer

The clearest difference is price: Offline Inclinometer at Free against Clinometer + bubble level's $1.99. Offline Inclinometer also leads on in-app purchases (none vs 3) and update cadence (monthly vs every 4 months). Clinometer + bubble level's advantage is ads (none vs shown) and chart position (#55 vs unranked). On device support there is nothing between them.

Offline Inclinometer is free to download; Clinometer + bubble level costs $1.99 up front. Clinometer + bubble level sells 3 one-off in-app purchases. Offline Inclinometer asks for nothing beyond the download.

Clinometer + bubble level ships an update every 4 months, Offline Inclinometer monthly. The most recent releases landed on September 24, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Clinometer + bubble level | Offline Inclinometer |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.0 (42 ratings)](https://appshunter.io/ios/app/clinometer-plus-bubble-level/id286215117/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 90.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#55** | — |
| Size | 14 MB | 67 MB |
| Requires iOS | **11.0** | 14.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Peter Breitling](https://appshunter.io/developer/286215120) | [Hopebest Inc Limited](https://appshunter.io/developer/1717524727) |

## What reviewers say

### Clinometer + bubble level

[App page](https://appshunter.io/ios/app/clinometer-plus-bubble-level/id286215117)

**Currently charting:** #55 Top Paid · Utilities (US App Store)

This professional tool offers precise slope measurement using all sides of your device and its camera. It supports various modes, relative angle measurements, and advanced calibration for accurate results in diverse applications.

**Highlights:** Multiple measurement modes (Clinometer, Camera, Bubble Level), Relative angle measurement, Advanced two-way calibration, Speech synthesis for readings, Five unit modes (degrees, percentage, rise/run), Motion-sensitive lock feature, Peer mode for two-device measurements

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Updates Level Bronze | $0.99 | one-time |
| Support Developer Level Silver | $2.99 | one-time |
| Support Developer Level Gold | $7.99 | one-time |

**What reviewers like**

- 👍 Accurate and reliable
- 🚀 Easy to use and calibrate
- 💡 Useful for various applications (construction, DIY, etc.)
- 🔍 Helpful for aligning satellite dishes, solar panels, and more
- 🔍 Great for leveling and measuring angles

**What reviewers complain about**

- 🐛 Calibration issues on some devices
- 🐛 Occasional crashes or freezes
- 🔍 Not accurate enough for some specialized uses (e.g., golf greens)
- 🔍 Lack of clear instructions or tutorial

**Reported bugs**

- Calibration not working correctly on some devices
- App freezing or crashing on launch for some users
- Readings not accurate when device is in a case

**Requested features**

- Dark mode or night-friendly interface
- Ability to measure average slope over a distance
- Option to display both degrees and percent slope
- Integration with camera for sighting and measuring angles
- Bluetooth connectivity to pair multiple devices


### Offline Inclinometer

[App page](https://appshunter.io/ios/app/offline-inclinometer/id6499039794)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clinometer + bubble level free?

Clinometer + bubble level costs $1.99, and also offers in-app purchases.

### Is Offline Inclinometer free?

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

### Do Clinometer + bubble level or Offline Inclinometer have ads?

Offline Inclinometer shows ads; Clinometer + bubble level does not.

### Which is updated more often, Clinometer + bubble level or Offline Inclinometer?

Clinometer + bubble level ships an update every 4 months, and Offline Inclinometer monthly. Most recently, Clinometer + bubble level was updated on September 24, 2026 and Offline Inclinometer on May 16, 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.*