# OBD2 Scanner | OBD Auto Doctor vs MaXpeedingRods

The clearest difference is rating: OBD2 Scanner | OBD Auto Doctor at 4.4 against MaXpeedingRods's 3.4. OBD2 Scanner | OBD Auto Doctor also leads on ratings volume (6.2K vs 17). MaXpeedingRods's advantage is in-app purchases (none vs 9) and iOS requirement (14.0 vs 17.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. OBD2 Scanner | OBD Auto Doctor sells 9 in-app purchases, starting at $4.99 per month. MaXpeedingRods asks for nothing beyond the download.

OBD2 Scanner | OBD Auto Doctor holds the better App Store score, 4.4 against 3.4. That said, the two scores are not equally well evidenced: OBD2 Scanner | OBD Auto Doctor has 6.2K ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 30% of OBD2 Scanner | OBD Auto Doctor's written reviews are positive against 27% of MaXpeedingRods's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | OBD2 Scanner | OBD Auto Doctor | MaXpeedingRods |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (6.2K ratings)](https://appshunter.io/ios/app/obd2-scanner-obd-auto-doctor/id908897183/reviews)** | [3.4 (17 ratings)](https://appshunter.io/ios/app/maxpeedingrods/id6450531648/reviews) |
| Number of ratings | **6.2K** | 17 |
| Positive reviews | **30.4% of reviews** | 26.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Freemium | **Free** |
| Size | 19 MB | 261 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Creosys](https://appshunter.io/developer/908897186) | [Hong Kong Ruisu Trading Co.,Limited](https://appshunter.io/developer/1693769303) |

## What reviewers say

### OBD2 Scanner | OBD Auto Doctor

[App page](https://appshunter.io/ios/app/obd2-scanner-obd-auto-doctor/id908897183)

Transform your iPhone into a car diagnostic tool. Read and clear engine trouble codes, monitor live engine data, and check emissions readiness with a compatible OBD2 dongle.

**Highlights:** Read and clear diagnostic trouble codes (DTCs), Monitor live engine data, Check emissions readiness, View freeze-frame data, Create custom sensor dashboards, Works with compatible OBD2 dongles

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly (legacy) | $4.99 | per month |
| Personal, monthly | $4.99 | per month |
| Premium, monthly | $5.99 | per month |
| Professional, monthly | $6.99 | per month |
| Yearly (legacy) | $23.99 | per year |
| Personal, yearly | $23.99 | per year |
| Professional, yearly | $29.99 | per year |
| Premium, annual | $29.99 | per year |
| OBD Auto Doctor Pro (legacy) | $29.99 | one-time |

**What reviewers like**

- 🚀 Works great
- 👍 Easy to use
- 🚀 Accurate diagnostics
- 🚀 Extensive adapter support
- 👍 Helpful for DIY mechanics

**What reviewers complain about**

- 🔒 Requires subscription for full functionality
- 🐛 Connection issues
- 🐛 Inconsistent performance
- 🐛 Doesn't work with all vehicles
- 💰 Expensive subscription

**Reported bugs**

- App crashes on launch
- Fails to detect existing fault codes
- Subscription issues and inability to cancel
- Incompatible with certain OBD2 adapters

**Requested features**

- Add support for more vehicle makes and models
- Improve Bluetooth/WiFi connectivity
- Provide more detailed diagnostic information
- Allow clearing of error codes without subscription
- Add live data dashboards and graphs


### MaXpeedingRods

[App page](https://appshunter.io/ios/app/maxpeedingrods/id6450531648)

Control various car accessories remotely, including heaters, generators, and air compressors. Connect with a community of car enthusiasts, share trending topics, and receive expert support for a seamless automotive experience.

**Highlights:** Smart device control (heaters, generators, air compressors), Real-time monitoring of device data, Customizable air compressor presets, Community forum for car enthusiasts, Expert advice on automotive topics, Responsive customer support

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

**In-app purchases:** none


## Frequently asked questions

### Is OBD2 Scanner | OBD Auto Doctor free?

OBD2 Scanner | OBD Auto Doctor is free to download, with in-app purchases available.

### Is MaXpeedingRods free?

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

### Which has better reviews, OBD2 Scanner | OBD Auto Doctor or MaXpeedingRods?

OBD2 Scanner | OBD Auto Doctor is rated higher. OBD2 Scanner | OBD Auto Doctor averages 4.4 out of 5 from 6.2K ratings, while MaXpeedingRods averages 3.4 from 17 ratings.

### Do OBD2 Scanner | OBD Auto Doctor or MaXpeedingRods have ads?

Neither OBD2 Scanner | OBD Auto Doctor nor MaXpeedingRods shows ads.

### Which is updated more often, OBD2 Scanner | OBD Auto Doctor or MaXpeedingRods?

OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, and MaXpeedingRods every 3 weeks. Most recently, OBD2 Scanner | OBD Auto Doctor was updated on November 11, 2026 and MaXpeedingRods on November 3, 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.*