Comparison

OBD Compass vs iCarX

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OBD Compass

Features
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The Bluetooth OBDII scan tool is loaded with essential features such as full OBDII functionality. Key Features: 1. Vehicle health check, read vehicle faults. 2. Various visual data such as numerical values, waveforms, and dials. 3. n-depth analysis of fault codes, including causes of generation, potential impacts of fault codes on vehicles, maintenance suggestions, and estimated costs, etc. 4. Maintenance records and reminders. 5. Community and Knowledge Base.

About

iCarX

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iCarX is an AI-powered vehicle health assistant that brings advanced detection technology to your iPhone. Detect engine issues, paint damage, and tire wear with ease. 【Three Core Detection Features】 Engine Sound Diagnosis Record 10-15 seconds of engine sound using your iPhone's microphone. AI spectrum analysis instantly identifies potential issues: • Engine knocking detection • Belt noise recognition • Bearing wear assessment • Valve tapping diagnosis • Cylinder misfire identification Paint Damage Detection Capture photos of your vehicle's body, and AI identifies various paint damage: • Scratch detection and depth assessment • Dent recognition with location marking • Paint chip analysis • Paint aging evaluation Tire Tread Analysis Take close-up photos of tire treads for AI-powered depth measurement: • Inner/center/outer tread depth measurement • Wear uniformity analysis • Replacement timing alerts • Safety level assessment 【Key Advantages】 On-Device AI: All processing happens locally, no network required, full privacy Instant Results: Get detection results within seconds History Tracking: Save reports and monitor vehicle health trends Multilingual: Supports English and Simplified Chinese Professional & Reliable: Powered by CoreML and TensorFlow Lite models 【Privacy Protection】 We take your data security seriously: • All photos, recordings, and reports stored locally on your device • No data uploaded to any servers • Delete all data anytime • Compliant with GDPR, CCPA, and COPPA 【Use Cases】 • Routine vehicle self-inspection • Pre-purchase used car evaluation • Pre-trip safety checks • Regular vehicle health monitoring • Preliminary diagnosis before professional service 【System Requirements】 • iOS 16.0 or later • Compatible with iPhone and iPad • Camera and microphone access required 【Disclaimer】 iCarX detection results are for reference only and cannot replace professional mechanic diagnosis. For major faults or safety concerns, please consult professional automotive services. Download iCarX today and let AI be your vehicle health guardian!

Screenshots

OBD Compass3 screens
iCarX3 screens

Verdict

The call

The clearest difference is price: OBD Compass at Free against iCarX's $169.00. OBD Compass also leads on iOS requirement (13.0 vs 16.0). On 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

CostPrice · In-app purchases · Ads · Monetization

OBD Compass is free to download; iCarX costs $169.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 4 level
OBD Compass versus iCarX: the parameters behind the verdict, then further details
ParameterOBD CompassiCarX
PriceFree — better$169.00
Update frequencyMonthly—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size25 MB57 MB
Age rating4+4+
DeveloperHK TOPDON TECHNOLOGY Co., LIMITED亮 陈

In-app purchases

None

OBD Compass

No in-app purchases

None

iCarX

No in-app purchases

Questions

Is OBD Compass free?
OBD Compass is free to download, with no in-app purchases.
Is iCarX free?
iCarX costs $169.00, with no in-app purchases.
Do OBD Compass or iCarX have ads?
Neither OBD Compass nor iCarX shows ads.

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