# Off vs DeciCheck

The clearest difference is price: Off at Free against DeciCheck's $2.99. Off also leads on device support (3 vs 1). DeciCheck's advantage is in-app purchases (none vs 1) and ads (none vs shown). On iOS requirement there is nothing between them.

Off is free to download; DeciCheck costs $2.99 up front. Off sells 1 one-off in-app purchase. DeciCheck asks for nothing beyond the download.

## The numbers

| Metric | Off | DeciCheck |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.6 (789 ratings)](https://appshunter.io/ios/app/off-road-inclinometer/id1489831780/reviews)** | — |
| Number of ratings | **789** | — |
| Positive reviews | 77.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 1 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joaquin Tare](https://appshunter.io/developer/1489831779) | [岩 薄](https://appshunter.io/developer/1889622837) |

## What reviewers say

### Off

[App page](https://appshunter.io/ios/app/off-road-inclinometer/id1489831780)

Monitor your vehicle's pitch and roll angles while off-roading. Features include customizable vehicles, alarms, and data logging for analysis. Offers a smooth user experience with a clean, relevant display.

**Highlights:** Read pitch and roll values, Customizable vehicle profiles, Pitch and roll alarms, Data logging and CSV export, Integrated compass, Themable interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock features | $3.99 | one-time |

**What reviewers like**

- 👍 Clean, simple, and professional interface
- ✅ Accurate incline and camber measurements
- 💰 Affordable premium version ($3) with no subscription
- 🎨 Customizable vehicle graphics and icons
- ⚙️ Easy zero/calibration reset functionality

**What reviewers complain about**

- 🐛 Inconsistent and inaccurate readings
- 📱 Intrusive ads in free version
- ⚠️ Occasional false/erratic measurements
- 🎨 Limited vehicle design options
- 📊 Basic graphics quality

**Reported bugs**

- Scam/virus warning pop-ups appearing on second use
- Slope percentage cannot be disabled despite settings
- Alarms set to 30 degrees produce no audible or visual feedback
- Inconsistent measurement accuracy requiring multiple resets
- Ad interruptions causing screen blanks during app use

**Requested features**

- CarPlay support
- Split View multitasking support
- Additional vehicle models (Jeep XJ, Bronco, Land Rover Discovery 2, Toyota Landcruiser 80/76 series)
- Bicycle and motorcycle designs
- Altitude reading display


### DeciCheck

[App page](https://appshunter.io/ios/app/decicheck-decibel-meter/id6769820298)

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

**In-app purchases:** none


## Frequently asked questions

### Is Off free?

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

### Is DeciCheck free?

DeciCheck costs $2.99, with no in-app purchases.

### Do Off or DeciCheck have ads?

Off shows ads; DeciCheck does not.

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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.*