# Clinometer + bubble level vs Clinometer+

The clearest difference is price: Clinometer+ at Free against Clinometer + bubble level's $1.99. Clinometer+ also leads on rating (4.5 vs 4.0) and ratings volume (1K vs 42). Clinometer + bubble level's advantage is review sentiment (91% vs 48%) and chart position (#131 vs unranked). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Clinometer+ is free to download; Clinometer + bubble level costs $1.99 up front. Clinometer + bubble level sells 3 one-off in-app purchases and Clinometer+ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Clinometer+ holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Clinometer+ has 1K ratings behind it against 42, so its average is the more settled of the two. Written reviews complicate that: 91% of Clinometer + bubble level's written reviews are positive against 48% of Clinometer+'s, so the app with the better star average is not the one people write more warmly about.

Clinometer + bubble level ships an update every 4 months, Clinometer+ every 2 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Clinometer + bubble level | Clinometer+ |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (42 ratings)](https://appshunter.io/ios/app/clinometer-plus-bubble-level/id286215117/reviews) | **[4.5 (1K ratings)](https://appshunter.io/ios/app/clinometer-plus/id1494068762/reviews)** |
| Number of ratings | 42 | **1K** |
| Positive reviews | **90.6% of reviews** | 48.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#131** | — |
| Size | 14 MB | 16 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Peter Breitling](https://appshunter.io/developer/286215120) | [Tue Nguyen Minh](https://appshunter.io/developer/434811167) |

## What reviewers say

### Clinometer + bubble level

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

**Currently charting:** #131 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


### Clinometer+

[App page](https://appshunter.io/ios/app/clinometer-plus/id1494068762)

This utility app functions as a car inclinometer to help drivers understand road conditions for safer driving. It requires a car phone holder and offers a calibration feature for accurate readings on flat surfaces.

**Highlights:** Car inclinometer, Road condition analysis, Safe driving aid, Calibration feature, Easy to use

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $1.99 | one-time |

**What reviewers like**

- 👍 Cool app
- 👍 Useful for work
- 👍 Easy to use

**What reviewers complain about**

- 💰 Not free to use
- 🐛 Terrible calibration
- 🔍 Deceptive free features

**Reported bugs**

- Gave child a virus that searched for pornography
- Doesn't function at all

**Requested features**

- Ability to mount at any angle and calibrate
- Dampened response speed


## Frequently asked questions

### Is Clinometer + bubble level free?

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

### Is Clinometer+ free?

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

### Which has better reviews, Clinometer + bubble level or Clinometer+?

Clinometer+ is rated higher. Clinometer + bubble level averages 4.0 out of 5 from 42 ratings, while Clinometer+ averages 4.5 from 1K ratings.

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

Neither Clinometer + bubble level nor Clinometer+ shows ads.

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

Clinometer + bubble level ships an update every 4 months, and Clinometer+ every 2 months. Most recently, Clinometer + bubble level was updated on October 12, 2026 and Clinometer+ on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*