# OBD Compass vs EZProgrammer

The clearest difference is update cadence: EZProgrammer at weekly against OBD Compass's monthly. OBD Compass's advantage is iOS requirement (13.0 vs 15.0). On price, ads, 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.

OBD Compass ships an update monthly, EZProgrammer weekly. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | OBD Compass | EZProgrammer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 25 MB | 52 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) | [Cambrian(Liaoning)Electronics Technology Co., Ltd.](https://appshunter.io/developer/1891639233) |

## What reviewers say

### OBD Compass

[App page](https://appshunter.io/ios/app/obd-compass/id6758076036)

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

**In-app purchases:** none


### EZProgrammer

[App page](https://appshunter.io/ios/app/ezprogrammer/id6761820780)

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

**In-app purchases:** none


## Frequently asked questions

### Is OBD Compass free?

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

### Is EZProgrammer free?

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

### Do OBD Compass or EZProgrammer have ads?

Neither OBD Compass nor EZProgrammer shows ads.

### Which is updated more often, OBD Compass or EZProgrammer?

OBD Compass ships an update monthly, and EZProgrammer weekly. Most recently, OBD Compass was updated on October 14, 2026 and EZProgrammer on October 1, 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.*