# OBDSTAR vs LAUNCH i

The clearest difference is rating: OBDSTAR at 1.5 against LAUNCH i's 1.0. OBDSTAR also leads on ratings volume (4 vs 1). LAUNCH i's advantage is ads (none vs shown) and update cadence (every 10 days vs every 6 months). On price, review sentiment, in-app purchases and device support there is nothing between them.

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

OBDSTAR holds the better App Store score, 1.5 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

OBDSTAR ships an update every 6 months, LAUNCH i every 10 days. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | OBDSTAR | LAUNCH i |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (4 ratings)](https://appshunter.io/ios/app/obdstar/id6447170127/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/launch-i-tpms/id6755132271/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | Ad-supported | **Free** |
| Size | 122 MB | 45 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [深圳市轩宇车鼎科技有限公司](https://appshunter.io/developer/1680461221) | [Launch Tech Co., Ltd](https://appshunter.io/developer/447568418) |

## What reviewers say

### OBDSTAR

[App page](https://appshunter.io/ios/app/obdstar/id6447170127)

A handheld maintenance database for technicians, offering technical support, data queries, video viewing, and after-sales consultation. It provides a comprehensive database for automotive, motorcycle, and marine maintenance, aiming for efficient and professional service.

**Highlights:** Handheld maintenance database, Technical support, Data query, Video viewing, After-sales consultation, Comprehensive maintenance data

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

**In-app purchases:** none


### LAUNCH i

[App page](https://appshunter.io/ios/app/launch-i-tpms/id6755132271)

This utility app works with a specific tire pressure tool to activate, program, and copy sensor IDs. It supports 98% of market activation and programming, and provides guidance for tire pressure learning on most models. Users can also read tire pressure and temperature data to resolve tire pressure issues.

**Highlights:** Activate tire pressure sensors, Program tire pressure sensors, Copy sensor IDs, Supports 98% of market activation/programming, Tire pressure learning guidance, Read tire pressure and temperature data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBDSTAR free?

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

### Is LAUNCH i free?

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

### Which has better reviews, OBDSTAR or LAUNCH i?

OBDSTAR is rated higher. OBDSTAR averages 1.5 out of 5 from 4 ratings, while LAUNCH i averages 1.0 from 1 ratings.

### Do OBDSTAR or LAUNCH i have ads?

OBDSTAR shows ads; LAUNCH i does not.

### Which is updated more often, OBDSTAR or LAUNCH i?

OBDSTAR ships an update every 6 months, and LAUNCH i every 10 days. Most recently, OBDSTAR was updated on October 9, 2026 and LAUNCH i on September 29, 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.*