# Dr.OBD vs ActiveOBD

The clearest difference is in-app purchases: Dr.OBD at none against ActiveOBD's 1. Dr.OBD also leads on iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ActiveOBD sells 1 in-app purchase, starting at $4.99 per month. Dr.OBD asks for nothing beyond the download.

Dr.OBD ships an update every 2 months, ActiveOBD every 3 months. The most recent releases landed on September 22, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | Dr.OBD | ActiveOBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (39 ratings)](https://appshunter.io/ios/app/activeobd/id1524791245/reviews)** |
| Number of ratings | — | **39** |
| Positive reviews | — | 45.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Freemium |
| Size | 3 MB | 24 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Leagend Optoelectronics Co., Ltd.](https://appshunter.io/developer/6798210621) | [Mykhailo Zolotarov](https://appshunter.io/developer/1524791247) |

## What reviewers say

### Dr.OBD

[App page](https://appshunter.io/ios/app/drobd/id1225894625)

**In-app purchases:** none


### ActiveOBD

[App page](https://appshunter.io/ios/app/activeobd/id1524791245)

This app functions as an OBDII scanner, offering specialized support for Subaru vehicles (MY2012+). It provides basic parameter readings for free, with a subscription unlocking advanced features like trouble code reading and data logging.

**Highlights:** OBDII scanning, Subaru-specific support (MY2012+), CVT Oil Temperature reading, AWD duty (%) parameter reading, Trouble code reading (full version), Data logging (full version), Graphs building (full version)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version Subscription | $4.99 | per month |


## Frequently asked questions

### Is Dr.OBD free?

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

### Is ActiveOBD free?

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

### Do Dr.OBD or ActiveOBD have ads?

Neither Dr.OBD nor ActiveOBD shows ads.

### Which is updated more often, Dr.OBD or ActiveOBD?

Dr.OBD ships an update every 2 months, and ActiveOBD every 3 months. Most recently, Dr.OBD was updated on September 22, 2026 and ActiveOBD on July 23, 2026.

---

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