# 123\Tune+ vs OBDGO PRO

The clearest difference is update cadence: 123\Tune+ at every 3 weeks against OBDGO PRO's every 2 months. 123\Tune+ also leads on ratings volume (242 vs 25). OBDGO PRO's advantage is review sentiment (69% vs 58%) and iOS requirement (11.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for 123\Tune+ against 4.6 for OBDGO PRO. That said, the two scores are not equally well evidenced: 123\Tune+ has 242 ratings behind it against 25, so its average is the more settled of the two. Written reviews are what separate them: 58% of 123\Tune+'s written reviews are positive against 69% of OBDGO PRO's.

123\Tune+ ships an update every 3 weeks, OBDGO PRO every 2 months. The most recent releases landed on October 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 123\Tune+ | OBDGO PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (242 ratings)](https://appshunter.io/ios/app/123tune-plus/id890882601/reviews) | **[4.6 (25 ratings)](https://appshunter.io/ios/app/obdgo-pro/id1593164986/reviews)** |
| Number of ratings | **242** | 25 |
| Positive reviews | 57.7% of reviews | **69.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 209 MB | 137 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Albertronic B.V.](https://appshunter.io/developer/890882604) | [OBD GO TECH CO LTD](https://appshunter.io/developer/1627457928) |

## What reviewers say

### 123\Tune+

[App page](https://appshunter.io/ios/app/123tune-plus/id890882601)

Control your classic car's ignition wirelessly via Bluetooth. Adjust advance and vacuum curves, monitor real-time engine data, and utilize features like a PIN-code immobilizer and rev limiter. Compatible with a wide range of classic vehicles.

**Highlights:** Wireless ignition curve adjustment, Real-time engine data monitoring, PIN-code immobilizer, Soft rev limiter, Tune mode for timing tests, MAP/boost sensor support

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

**In-app purchases:** none


### OBDGO PRO

[App page](https://appshunter.io/ios/app/obdgo-pro/id1593164986)

Unlock hidden vehicle features and perform OBD-II diagnostics with this app. It allows you to activate functionalities like wireless CarPlay, disable start-stop systems, and scan/clear trouble codes. Generate detailed diagnostic reports to understand and repair your car.

**Highlights:** Unlock hidden vehicle features, OBD-II code scanning and clearing, Generate and share diagnosis reports, Activate wireless CarPlay, Disable start-stop systems, View freeze frame data, Interactive data stream graphing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 123\Tune+ free?

123\Tune+ is free to download, with no in-app purchases.

### Is OBDGO PRO free?

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

### Which has better reviews, 123\Tune+ or OBDGO PRO?

OBDGO PRO is rated higher. 123\Tune+ averages 4.5 out of 5 from 242 ratings, while OBDGO PRO averages 4.6 from 25 ratings.

### Do 123\Tune+ or OBDGO PRO have ads?

Neither 123\Tune+ nor OBDGO PRO shows ads.

### Which is updated more often, 123\Tune+ or OBDGO PRO?

123\Tune+ ships an update every 3 weeks, and OBDGO PRO every 2 months. Most recently, 123\Tune+ was updated on October 16, 2026 and OBDGO PRO on September 30, 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.*