# Carista OBD2 vs Boost Speed Next

The clearest difference is review sentiment: Boost Speed Next at 89% against Carista OBD2's 34%. Boost Speed Next also leads on in-app purchases (none vs 10) and ads (none vs shown). Carista OBD2's advantage is ratings volume (4.3K vs 3) and chart position (#164 vs unranked). On price 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. Boost Speed Next asks for nothing beyond the download.

Boost Speed Next holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Carista OBD2 has 4.3K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 34% of Carista OBD2's written reviews are positive against 89% of Boost Speed Next's.

Carista OBD2 ships an update every 3 weeks, Boost Speed Next weekly. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Carista OBD2 | Boost Speed Next |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (4.3K ratings)](https://appshunter.io/ios/app/carista-obd2/id954363569/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/boost-speed-next/id1448461166/reviews)** |
| Number of ratings | **4.3K** | 3 |
| Positive reviews | 34.2% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#164** | — |
| Size | 141 MB | 171 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Prizmos](https://appshunter.io/developer/954363568) | [ECU=SHOP](https://appshunter.io/developer/1389703440) |

## What reviewers say

### 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


### Boost Speed Next

[App page](https://appshunter.io/ios/app/boost-speed-next/id1448461166)

This utility app allows users to customize various driving modes for their vehicle, including throttle response, eco mode, and anti-slip settings. It also features an anti-theft mode that can electronically lock the throttle pedal with a password.

**Highlights:** Adjustable Ramble Mode, 14-step throttle response, User-defined Eco Mode, Adjustable Anti-Slip Mode, Password-protected Anti-Theft Mode, Real-time accelerator value display

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Carista OBD2 free?

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

### Is Boost Speed Next free?

Boost Speed Next is free to download, with no in-app purchases.

### Which has better reviews, Carista OBD2 or Boost Speed Next?

Boost Speed Next is rated higher. Carista OBD2 averages 4.6 out of 5 from 4.3K ratings, while Boost Speed Next averages 5.0 from 3 ratings.

### Do Carista OBD2 or Boost Speed Next have ads?

Carista OBD2 shows ads; Boost Speed Next does not.

### Which is updated more often, Carista OBD2 or Boost Speed Next?

Carista OBD2 ships an update every 3 weeks, and Boost Speed Next weekly. Most recently, Carista OBD2 was updated on November 6, 2026 and Boost Speed Next on November 2, 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.*