# LedgerLinc Mobile vs OBD Compass

The clearest difference is update cadence: LedgerLinc Mobile at every 5 days against OBD Compass's monthly. OBD Compass's advantage is iOS requirement (13.0 vs 16.0). 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.

LedgerLinc Mobile ships an update every 5 days, OBD Compass monthly. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | LedgerLinc Mobile | OBD Compass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Size | 33 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Opensoft, Inc.](https://appshunter.io/developer/1671134675) | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) |

## What reviewers say

### LedgerLinc Mobile

[App page](https://appshunter.io/ios/app/ledgerlinc-mobile/id6702018980)

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

**In-app purchases:** none


### OBD Compass

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

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

**In-app purchases:** none


## Frequently asked questions

### Is LedgerLinc Mobile free?

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

### Is OBD Compass free?

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

### Do LedgerLinc Mobile or OBD Compass have ads?

Neither LedgerLinc Mobile nor OBD Compass shows ads.

### Which is updated more often, LedgerLinc Mobile or OBD Compass?

LedgerLinc Mobile ships an update every 5 days, and OBD Compass monthly. Most recently, LedgerLinc Mobile was updated on October 8, 2026 and OBD Compass on October 14, 2026.

---

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