# CARAPP vs Carista OBD2

The clearest difference is rating: Carista OBD2 at 4.6 against CARAPP's 1.5. Carista OBD2 also leads on review sentiment (34% vs 0%) and ratings volume (4.3K vs 2). CARAPP's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Carista OBD2 sells 5 in-app purchases, starting at $19.99 per month. CARAPP asks for nothing beyond the download.

Carista OBD2 holds the better App Store score, 4.6 against 1.5. That said, the two scores are not equally well evidenced: Carista OBD2 has 4.3K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of CARAPP's written reviews are positive against 34% of Carista OBD2's.

CARAPP ships an update monthly, Carista OBD2 every 3 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | CARAPP | Carista OBD2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/carapp/id650286646/reviews) | **[4.6 (4.3K ratings)](https://appshunter.io/ios/app/carista-obd2/id954363569/reviews)** |
| Number of ratings | 2 | **4.3K** |
| Positive reviews | 0.0% of reviews | **34.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#164** |
| Size | 43 MB | 141 MB |
| Requires iOS | **6.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Autophix Tech Co., Ltd](https://appshunter.io/developer/650288249) | [Prizmos](https://appshunter.io/developer/954363568) |

## What reviewers say

### CARAPP

[App page](https://appshunter.io/ios/app/carapp/id650286646)

This utility app connects to your car's hardware to retrieve diagnostic trouble codes and security information. It displays real-time data like oil consumption and provides alerts for malfunctions, temperature, speed, and maintenance reminders, helping car owners manage costs.

**Highlights:** Retrieve diagnostic trouble codes, Display real-time oil consumption, Clear trouble code information, Vehicle malfunction alerts, Maintenance and shift reminders, Real-time vehicle security information

**Features:** macOS Compatibility

**In-app purchases:** none


### Carista OBD2

[App page](https://appshunter.io/ios/app/carista-obd2/id954363569)

**Currently charting:** #164 Top Grossing · Utilities (US App Store)

Diagnose warning lights, reset fault codes, and monitor live vehicle data. Customize car features and perform DIY service procedures. Supports over 30 car brands and millions of users worldwide.

**Highlights:** Diagnose and reset fault codes, Monitor live vehicle data, Customize hidden car features, Perform DIY service procedures, Supports 30+ car brands, SFD & SFD2 compatibility

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Car – Monthly | $19.99 | per month |
| Pro | $19.99 | per month |
| 1 month Pro | $19.99 | per month |
| 3 month Pro | $29.99 | per 3 months |
| Pro | $59.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Customization options
- 🚀 Efficient diagnostics
- 💡 Helpful for maintenance
- 👍 Great customer support

**What reviewers complain about**

- 💰 Expensive subscription
- 🔒 Requires account login
- 🐛 Connectivity issues
- 🔒 Locked features behind paywall
- 🐛 Unreliable functionality

**Reported bugs**

- App crashes and freezes
- Subscription issues and billing problems
- Incompatibility with certain OBD2 adapters
- Customization features not working as expected
- Inaccurate fault code detection

**Requested features**

- Support for more vehicle makes and models
- Offline diagnostics and customization
- Ability to save customization settings
- More detailed error code information
- Improved user interface and navigation


## Frequently asked questions

### Is CARAPP free?

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

### Is Carista OBD2 free?

Carista OBD2 is free to download, with in-app purchases available.

### Which has better reviews, CARAPP or Carista OBD2?

Carista OBD2 is rated higher. CARAPP averages 1.5 out of 5 from 2 ratings, while Carista OBD2 averages 4.6 from 4.3K ratings.

### Do CARAPP or Carista OBD2 have ads?

Carista OBD2 shows ads; CARAPP does not.

### Which is updated more often, CARAPP or Carista OBD2?

CARAPP ships an update monthly, and Carista OBD2 every 3 weeks. Most recently, CARAPP was updated on November 1, 2026 and Carista OBD2 on November 6, 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.*