# RangeFinder vs OBD2 Scanner

The clearest difference is in-app purchases: RangeFinder at none against OBD2 Scanner's 6. RangeFinder also leads on ads (none vs shown) and update cadence (every 3 days vs monthly). On price and device support there is nothing between them.

Both are free to download. OBD2 Scanner sells 6 in-app purchases, starting at $6.99 per 7 days. RangeFinder asks for nothing beyond the download.

RangeFinder ships an update every 3 days, OBD2 Scanner monthly. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RangeFinder | OBD2 Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/obd2-scanner-torque-elm-327/id6477899127/reviews)** |
| Number of ratings | — | **1.1K** |
| Positive reviews | — | 22.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 34 MB | 102 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen FNIRSI Technology Co., Ltd.](https://appshunter.io/developer/1668707317) | [Phong Pham](https://appshunter.io/developer/1731047500) |

## What reviewers say

### RangeFinder

[App page](https://appshunter.io/ios/app/rangefinder/id6446518734)

**Features:** macOS Compatibility

**In-app purchases:** none


### OBD2 Scanner

[App page](https://appshunter.io/ios/app/obd2-scanner-torque-elm-327/id6477899127)

Transform your smartphone into a powerful car diagnostic tool. Monitor real-time engine data, read and clear trouble codes, and track your vehicle's performance. Customize your dashboard and access repair manuals to understand and fix issues.

**Highlights:** Real-time engine data monitoring, Read and clear trouble codes, Performance tracking, Customizable dashboards, Repair manual database, Compatibility with OBD2 ELM327 adapters

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium weeky freetrial | $6.99 | per 7 days |
| Premium Weekly | $7.99 | per 7 days |
| Premium Monthly | $14.99 | per month |
| Premium Monthly | $17.99 | per month |
| Premium Yearly | $59.99 | per year |
| Lifetime Premium | $69.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use setup
- ✅ Works well for some vehicle models
- ⭐ Useful for basic OBD2 scanning

**What reviewers complain about**

- 💰 Expensive pricing for limited functionality
- 🐛 Bluetooth connection drops frequently
- ❌ Poor compatibility with many vehicle models
- 📱 Deceptive UI with hidden exit menus
- 🔒 Security concerns and unauthorized charges

**Reported bugs**

- Bluetooth connection drops and requires reboot
- App fails to connect to OBD2 devices
- Sensors display N/A values in paid version
- Cannot select vehicle profile
- App crashes or becomes unresponsive

**Requested features**

- Oil temperature and transmission data
- Wheel sensor information
- Pending DTC display
- Permanent check engine light clearing
- Module-specific scanning selection


## Frequently asked questions

### Is RangeFinder free?

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

### Is OBD2 Scanner free?

OBD2 Scanner is free to download, with in-app purchases available.

### Do RangeFinder or OBD2 Scanner have ads?

OBD2 Scanner shows ads; RangeFinder does not.

### Which is updated more often, RangeFinder or OBD2 Scanner?

RangeFinder ships an update every 3 days, and OBD2 Scanner monthly. Most recently, RangeFinder was updated on October 27, 2026 and OBD2 Scanner on October 30, 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.*