# EZ App Lynx vs CAR OBD

The clearest difference is in-app purchases: EZ App Lynx at none against CAR OBD's 5. EZ App Lynx also leads on iOS requirement (9.3 vs 13). CAR OBD's advantage is update cadence (every 6 weeks vs every 4 months). On price, ads and device support there is nothing between them.

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

EZ App Lynx ships an update every 4 months, CAR OBD every 6 weeks. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | EZ App Lynx | CAR OBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/car-obd/id6470771313/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 15 MB |
| Requires iOS | **9.3** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Custom Computer Services, Inc.](https://appshunter.io/developer/997940329) | [Dongguan Shendu Research Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1827187525) |

## What reviewers say

### EZ App Lynx

[App page](https://appshunter.io/ios/app/ez-app-lynx/id997940330)

**Features:** macOS Compatibility

**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, Vision Pro support

**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 EZ App Lynx free?

EZ App Lynx is free to download, with no in-app purchases.

### Is CAR OBD free?

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

### Do EZ App Lynx or CAR OBD have ads?

Neither EZ App Lynx nor CAR OBD shows ads.

### Which is updated more often, EZ App Lynx or CAR OBD?

EZ App Lynx ships an update every 4 months, and CAR OBD every 6 weeks. Most recently, EZ App Lynx was updated on October 26, 2026 and CAR OBD on October 20, 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.*