Comparison

OBD2 Car Scanner vs OBD2 Trouble Code

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

Head to head
About

OBD2 Car Scanner

Transform your smartphone into a professional car diagnostic tool. Read and clear engine fault codes, monitor real-time sensor data, and perform advanced diagnostics without a mechanic. Supports a wide range of OBD2 compliant vehicles.

Highlights
  • Read and clear engine fault codes
  • Monitor real-time sensor data
  • Turn off check engine light
  • VIN decoder
  • Acceleration performance test
  • Generate PDF diagnostic reports
Features
Read full description

EOBD Facile is the OBD2 car scanner trusted by over 5 million drivers. Connect an ELM327 Bluetooth or WiFi adapter and turn your smartphone into a professional OBD2 diagnostic tool - monitor engine torque, read fault codes, no mechanic needed. ◉ CHECK ENGINE LIGHT IS ON? Run a complete OBD2 car diagnostic in seconds. EOBD Facile reads and clears engine and transmission fault codes (DTCs) so you know exactly what's wrong. Our code database covers 15,000+ definitions, including manufacturer-specific codes for BMW, Audi, Volkswagen, Ford, Mercedes, Renault, Peugeot, Fiat, Opel, Kia, Nissan, Toyota, Volvo, Subaru, Jeep, Lexus and more. ◉ REAL-TIME OBD2 LIVE DATA Monitor your vehicle sensors in real time: engine RPM, coolant temperature, vehicle speed, ignition timing, engine torque, air intake, fuel pressure, EGR, DPF and more. Record sensor sessions and replay them for deeper analysis. ◉ OBD2 SCANNER FEATURES — Read and clear engine and transmission fault codes — Turn off the check engine light from your dashboard — Display manufacturer-specific error codes — Real-time engine torque, RPM and sensor monitoring with live graphs — VIN decoder for vehicle identification — Sensor coherence test for advanced diagnostics — Acceleration performance test (0-60 mph, 0-100 km/h) — Trip recording and data logging — Generate and share PDF diagnostic reports — Built-in ELM327 adapter quality test ◉ OBD2 COMPATIBLE VEHICLES Works with all vehicles compliant with the OBD2 standard (also referred to as OBD-II, OBD 2, EOBD or OBDii). Gasoline cars from 2001, diesel from 2004, and commercial vehicles from 2007 are supported. Thousands of cars verified by our community — check the full list on our website. ◉ EASY CONNECTION EOBD Facile connects to any standard ELM327 OBD2 Bluetooth or WiFi adapter, including klavkarr, Vgate, Veepeak and other compatible car code readers. Plug into your car's OBD 2 port, launch the app, and start scanning. Warning: Many cheap ELM327 clones sold online do not function correctly. Use our built-in adapter test to verify compatibility before buying a new one. Can't find your OBD2 port? Download our free app "Where is my OBD2 port?" to locate it. ◉ UNLOCK PLUS FOR PRO DIAGNOSTICS The PLUS version unlocks manufacturer-specific codes, unlimited sensor recording, PDF reports, VIN decoding, and sensor coherence testing — professional-grade OBD2 diagnostics in your pocket. Download EOBD Facile - the OBD2 car scanner trusted by 5 million+ drivers. ◉ klavkarr.com

About

OBD2 Trouble Code

Instantly look up your car's check engine codes on the go. Access a vast database of OBD2 codes with descriptions and potential causes for all major manufacturers. Save your search history for quick reference.

Highlights
  • OBD2 code lookup
  • Check engine code descriptions
  • Possible cause identification
  • All major manufacturers supported
  • Search history
  • Save results
Features
Read full description

OBD2 Code Guide app to look up your car check engine code on the go, powered by the web's largest database of OBD2 code library. Get the description and the possible cause of the check engine code by searching for the code for all of the major manufacturers and now with quick access to your search history and save results to for use at a later date.

Screenshots

OBD2 Car Scanner4 screens
OBD2 Trouble Code4 screens

Verdict

The call

The clearest difference is rating: OBD2 Car Scanner at 4.6 against OBD2 Trouble Code's 3.3. OBD2 Car Scanner also leads on review sentiment (55% vs 37%) and ratings volume (5K vs 306). OBD2 Trouble Code's advantage is in-app purchases (none vs 3) and iOS requirement (10.0 vs 14.0). On price, ads 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

Both are free to download. OBD2 Car Scanner sells 3 one-off in-app purchases. OBD2 Trouble Code asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OBD2 Car Scanner holds the better App Store score, 4.6 against 3.3. That said, the two scores are not equally well evidenced: OBD2 Car Scanner has 5K ratings behind it against 306, so its average is the more settled of the two. Written reviews point the same way: 55% of OBD2 Car Scanner's written reviews are positive against 37% of OBD2 Trouble Code's.

Scorecard6 real differences · 4 level
OBD2 Car Scanner versus OBD2 Trouble Code: the parameters behind the verdict, then further details
ParameterOBD2 Car ScannerOBD2 Trouble Code
PriceFreeFree
Rating4.6 (5K ratings) — better3.3 (306 ratings)
Positive reviews54.6% of reviews — better37.0% of reviews
Number of ratings5K — better306
Update frequencyEvery 5 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.010.0 — better
Further details — not scored
Size65 MB24 MB
Age rating4+4+
DeveloperOUTILS OBD FACILE SARLHassan Benessafi

Customer experience

OBD2 Car Scanner

All ratings5,015 ratings
Positive89.8%
Neutral4.5%
Negative5.6%
Written reviews1,002 reviews
Positive54.6%
Neutral7.0%
Negative38.4%

OBD2 Trouble Code

All ratings306 ratings
Positive47.7%
Neutral24.5%
Negative27.8%
Written reviews73 reviews
Positive37.0%
Neutral13.7%
Negative49.3%

User reviews

OBD2 Car Scanner

From 5K App Store ratings

What we love

  • 👍 Helpful for diagnosing issues
  • 🚀 Easy to use and connect
  • 💡 Provides useful vehicle data
  • 🔍 Able to read and clear error codes

Room to improve

  • 💰 Expensive for full functionality
  • 🔒 Requires paid upgrade to access key features
  • 🐛 Connectivity issues and app crashes
  • 🚫 Limited functionality in free version

OBD2 Trouble Code

From 306 App Store ratings

What we love

  • 📚 Comprehensive OBD code database
  • 👍 Easy to navigate interface
  • 💡 Helpful for understanding car diagnostic codes
  • ⚡ Useful for mechanical troubleshooting

Room to improve

  • 😤 Forced review requirement before app usage
  • 📺 Excessive ads throughout the app
  • 🔋 High battery consumption
  • 🚫 App won't function without review completion
  • ⚠️ Misleading review-gating mechanism

Bugs and requests

OBD2 Car Scanner

Reported bugs

3 issues
  • Unable to connect to some OBD2 adapters
  • Incorrect or missing sensor data
  • Paid version not functioning as expected

Requested features

4 requests
  • Add support for more vehicle makes and models
  • Improve user interface and data visualization
  • Ability to reset service lights and perform more advanced diagnostics
  • Integrate with vehicle GPS for location-based data

OBD2 Trouble Code

Reported bugs

6 issues
  • App crashes or won't open without review
  • Ads prevent normal app usage
  • More info button doesn't expand for some codes
  • Incompatibility with certain vehicle models
  • Mislabeled codes (P0450-P0459)
Show 1 more
  • Connection issues with some OBD readers

Requested features

5 requests
  • More detailed code explanations
  • Offline functionality
  • Better navigation for new users
  • Support for codes without letter prefixes
  • Expanded information sections for specific codes

In-app purchases

3 purchases

OBD2 Car Scanner

One-time3
  • Basic Edition$19.99
  • Upgrade to Plus Edition$20.99
  • Plus edition$39.99
None

OBD2 Trouble Code

No in-app purchases

Questions

Is OBD2 Car Scanner free?
OBD2 Car Scanner is free to download, with in-app purchases available.
Is OBD2 Trouble Code free?
OBD2 Trouble Code is free to download, with no in-app purchases.
Which has better reviews, OBD2 Car Scanner or OBD2 Trouble Code?
OBD2 Car Scanner is rated higher. OBD2 Car Scanner averages 4.6 out of 5 from 5K ratings, while OBD2 Trouble Code averages 3.3 from 306 ratings.
Do OBD2 Car Scanner or OBD2 Trouble Code have ads?
Neither OBD2 Car Scanner nor OBD2 Trouble Code shows ads.

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