Mini OBDII vs 4Wheel Aligner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mini OBDII
This app connects to your vehicle via Bluetooth or WiFi to perform diagnostics and monitor driving. It reads and clears fault codes, analyzes performance, and tracks your travel data. Supports multiple languages and high-speed data transmission.
- Fault code reading and clearing
- Instrument panel monitoring
- Performance testing
- Travel analysis
- High-speed data transmission
- Multi-language support
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Mini OBDII is a car diagnostic and monitoring application,support English,Español,Русский,Deutsch,Français,日本語,中文. Through iPhone and iPad, use Bluetooth/WiFi to communicate with the vehicle terminal to complete fault diagnosis and driving assistance functions. It has automobile detection and analysis functions such as fault code reading and clearing, instrument panel, performance test, and travel analysis. It also supports high-speed data transmission and has the advantages of low power consumption and ultra-power saving. caution: 1. Support the adapter that runs through WiFi and Bluetooth 4.0. 2. The parameters supported by each vehicle are different, which has nothing to do with Mini OBDII, but is related to the vehicle control unit.
4Wheel Aligner
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4WHEEL 定位仪专用 iOS 移动端。用于设备外连快速操作。需要连接定位仪设备使用。
Screenshots
Verdict
The clearest difference is update cadence: Mini OBDII at every 3 weeks against 4Wheel Aligner's every 6 months. 4Wheel Aligner's advantage is iOS requirement (8.1 vs 11). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Mini OBDII ships an update every 3 weeks, 4Wheel Aligner every 6 months. The most recent releases landed on October 6, 2026 and September 19, 2026 respectively.
| Parameter | Mini OBDII | 4Wheel Aligner |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 37.5% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11 | 8.1 — better |
| Further details — not scored | ||
| Size | 33 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Chaoyue Technology Development Co.,Ltd | 思 李 |
In-app purchases
Mini OBDII
No in-app purchases
4Wheel Aligner
No in-app purchases
Questions
Is Mini OBDII free?
Is 4Wheel Aligner free?
Do Mini OBDII or 4Wheel Aligner have ads?
Which is updated more often, Mini OBDII or 4Wheel Aligner?
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