# OBDSTAR vs CAR OBD

The clearest difference is rating: CAR OBD at 5.0 against OBDSTAR's 1.5. CAR OBD also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 6 months). OBDSTAR's advantage is in-app purchases (none vs 5) and ratings volume (4 vs 1). On price, review sentiment and device support there is nothing between them.

Both are free to download. CAR OBD sells 5 one-off in-app purchases. OBDSTAR asks for nothing beyond the download.

CAR OBD holds the better App Store score, 5.0 against 1.5. 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, CAR OBD every 6 weeks. The most recent releases landed on September 22, 2026 and August 2, 2026 respectively.

## The numbers

| Metric | OBDSTAR | CAR OBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (4 ratings)](https://appshunter.io/ios/app/obdstar/id6447170127/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/car-obd/id6470771313/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 122 MB | 15 MB |
| Requires iOS | 15.5 | **13** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [深圳市轩宇车鼎科技有限公司](https://appshunter.io/developer/1680461221) | [Dongguan Shendu Research Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1827187525) |

## 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


### CAR OBD

[App page](https://appshunter.io/ios/app/car-obd/id6470771313)

This utility app helps users manage car keys by facilitating the matching of existing keys and the addition of new ones. It supports both single key additions and batch processing for multiple keys.

**Highlights:** Match car keys, Add single car key, Batch add multiple keys, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OBD number recharge One | $3.00 | one-time |
| OBD number recharge Two | $6.00 | one-time |
| OBD number recharge three | $9.00 | one-time |
| OBD number recharge four | $12.00 | one-time |
| OBD number recharge five | $15.00 | one-time |


## Frequently asked questions

### Is OBDSTAR free?

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

### Is CAR OBD free?

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

### Which has better reviews, OBDSTAR or CAR OBD?

CAR OBD is rated higher. OBDSTAR averages 1.5 out of 5 from 4 ratings, while CAR OBD averages 5.0 from 1 ratings.

### Do OBDSTAR or CAR OBD have ads?

OBDSTAR shows ads; CAR OBD does not.

### Which is updated more often, OBDSTAR or CAR OBD?

OBDSTAR ships an update every 6 months, and CAR OBD every 6 weeks. Most recently, OBDSTAR was updated on September 22, 2026 and CAR OBD on August 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*