# ActiveOBD vs Stenfox Orion

The clearest difference is in-app purchases: Stenfox Orion at none against ActiveOBD's 1. Stenfox Orion also leads on update cadence (every 9 days vs every 3 months). ActiveOBD's advantage is iOS requirement (13.0 vs 17.6). On price, 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. Stenfox Orion asks for nothing beyond the download.

ActiveOBD ships an update every 3 months, Stenfox Orion every 9 days. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ActiveOBD | Stenfox Orion |
| --- | --- | --- |
| 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 | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 24 MB | 30 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mykhailo Zolotarov](https://appshunter.io/developer/1524791247) | [STENFOX](https://appshunter.io/developer/1896408448) |

## What reviewers say

### 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 |


### Stenfox Orion

[App page](https://appshunter.io/ios/app/stenfox-orion/id6769336754)

**In-app purchases:** none


## Frequently asked questions

### Is ActiveOBD free?

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

### Is Stenfox Orion free?

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

### Do ActiveOBD or Stenfox Orion have ads?

Neither ActiveOBD nor Stenfox Orion shows ads.

### Which is updated more often, ActiveOBD or Stenfox Orion?

ActiveOBD ships an update every 3 months, and Stenfox Orion every 9 days. Most recently, ActiveOBD was updated on October 15, 2026 and Stenfox Orion on October 8, 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.*