Comparison

Xtool FleX vs OBD2 Scanner ELM327

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

Head to head
About

Xtool FleX

This diagnostic system connects to your iPhone or iPad to provide comprehensive vehicle coverage and full system diagnosis. It offers various special functions and features a small, portable design with a Bluetooth wireless connection.

Highlights
  • Comprehensive vehicle coverage
  • Full system diagnosis
  • Special functions
  • Portable design
  • Bluetooth wireless connection
Features
Read full description

FleX is a smart diagnostic system on demand working with iPhone or iPad. It combines the XTOOL Company’s vast vehicle coverage, strong diagnostic functions and many special functions. It has following features: 1. Comprehensive vehicle coverage, covers most American, Asian, European and Australian cars. 2. Full system diagnosis, with many special functions available based on users' needs. 3. Small and easily portable. 4. Bluetooth wireless connection.

About

OBD2 Scanner ELM327

This app provides comprehensive OBD scanning for vehicles, allowing users to read and clear fault codes from various ECUs, monitor live sensor data, and perform special functions like DPF regeneration and injector coding. It supports over 100 vehicle makes and offers detailed reports and diagnostic assistance.

Highlights
  • Read and delete fault codes from any ECU
  • Monitor over 200 live sensor data points
  • Perform special OBD functions
  • Generate shareable PDF diagnostic reports
  • Check SMOG status for emission tests
  • Reset service/oil lights
  • Track 0-60 and 0-100 timing
Features
Read full description

GaragePro is the perfect OBD Scanning app for automotive enthusiasts, repair shops, and DIYers. Covering 100+ vehicle makes, GaragePro offers you comprehensive OBD coverage such as reading fault codes from all ECUs- Engine, Airbag, ABS, BCM etc., as well as Special functions such as Injector coding, DPF regeneration, Throttle Reset, ABS (Brake) bleeding, Steering angle reset etc. Key Features: OBD2 Scanning: Read and delete fault codes from any module- Engine, ABS, SRS, EPS, BCM and more. GaragePro can read OBD codes from 100s of ECUs across different makes, covering 100,000+ unique DTCs. Live Data Monitoring: Read over 200 live data points from vehicle sensors in real-time, including RPM, speed, coolant temperature, fuel trim etc. as well as vehicle specific live sensor data points. GaragePro OBD2 Scanner also has intuitive graphs and customizable displays, that let your visualize changes in your OBD2 data. You can also export PID readings to Excel or PDF for detailed analyses. Multi-Mode Coverage: Unlock more OBD2 modes than other apps. GaragePro offers access to a plethora of modes/service IDs such as modes 01, 02, 03, 04, 06, 07, 09, 0A, as well as vehicle specific modes for enhanced OBD coverage. Special OBD functions like Injector coding, DPF regeneration, Throttle Reset, ABS (Brake) bleeding, Steering angle reset, Power balance, Fuel Density Reset, Learning Value Reset, Actuation Tests, AC Control Module Reset, Indicator light reset, Brake Pedal Position Sensor learning, Light and Door customizations, etc. Check the app for the full list applicable to your car. PDF report and Support: Get a shareable PDF with code descriptions when scanning a vehicle and share it with your technicians, friends, customers or store it for future comparisons. GaragePro also offers email and chat support to its customers. Smog checks through OBD: Be ready for your vehicle's emission tests by checking SMOG status in the app. Service/Oil reset: GaragePro OBD2 Scanner includes both- Auto and manual methods to reset the Service/Oil lights. Check Engine Light/Dashboard Lights Assistance: Compared to other apps, GaragePro is able to cover not just MIL, but also ABS, airbag, oil level, steering and other warning lights. OBD Freeze Frame data: Read OBD freeze frame data to understand your sensors' state when OBD codes were generated. Track mode: Measure your 0-60, 0-100 timing and see how well you do on the track. Vehicle Compatibility: The GaragePro OBD2 Scanner app works with any vehicle that's compliant with the OBD2 standard (introduced in the USA in 1996). It reads data from 100s of ECUs in cars & bikes, including Engine, ABS, Airbags (SRS), EPS, BCM, Traction Control, Transmission, HVAC, Instrument cluster & more. It is compatible with all American, Japanese, Korean, German, and other European car & bike makes, including but not limited to GM, Toyota, Ford, Lincoln, Buick, Chevrolet , Opel, Nissan, Infinity, Renault, Mercedes, Suzuki, Lexus, Triumph, Hyundai, Kia, Mazda, Honda, Mahindra, Tata, MG, Volkswagen, Audi, Skoda, Seat, BMW and more. For motorcycles, you will need a connecting cable that connects the 16-pin OBD scanner with the bike's OBD port. Bike diagnostics include DTC reading & deletion, live data stream & freeze frame data. OBD Scanner Compatibility: GaragePro OBD2 Scanner works with any Bluetooth OBD Scanner, including most elm327 based OBD scanners. It also works with popular OBD scanners like Vlink, OBDLink, Carista, Veepeak, Viecar, Kiwi and more. GaragePro also has its own OBD2 Scanner that works seamlessly with the app. Please note: The availability of sensor data depends on your vehicle's ECUs. The app can only display information that is provided by your car's systems. Whether you're a car enthusiast seeking performance gains, a mechanic looking to tackle repairs, or a car owner committed to staying informed, GaragePro OBD2 Scanner is the perfect OBD2 diagnostic tool for you. Email support: fix@carpm.in

Screenshots

Xtool FleX1 screens
OBD2 Scanner ELM3274 screens

Verdict

The call

The clearest difference is rating: Xtool FleX at 5.0 against OBD2 Scanner ELM327's 4.3. Xtool FleX also leads on in-app purchases (none vs 24) and iOS requirement (8.0 vs 12.0). OBD2 Scanner ELM327's advantage is ratings volume (25 vs 1). On price, update cadence, 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 Scanner ELM327 sells 23 in-app purchases, starting at $4.99 per year. Xtool FleX asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Xtool FleX holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: OBD2 Scanner ELM327 has 25 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Xtool FleX ships an update every 5 weeks, OBD2 Scanner ELM327 every 3 weeks. The most recent releases landed on October 20, 2026 and October 22, 2026 respectively.

Scorecard5 real differences · 5 level
Xtool FleX versus OBD2 Scanner ELM327: the parameters behind the verdict, then further details
ParameterXtool FleXOBD2 Scanner ELM327
PriceFreeFree
Rating5.0 (1 ratings) — better4.3 (25 ratings)
Positive reviews—46.2% of reviews
Number of ratings125 — better
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better12.0
Further details — not scored
Size500 MB65 MB
Age rating4+4+
Developer翔宇 金Zymbia Interactive Technologies Private Limited

Customer experience

Xtool FleX

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

OBD2 Scanner ELM327

All ratings19 ratings
Positive78.9%
Neutral5.3%
Negative15.8%
Written reviews65 reviews
Positive46.2%
Neutral3.1%
Negative50.8%

Bugs and requests

Xtool FleX

Not enough reviews yet to summarise bugs or requests.

OBD2 Scanner ELM327

Reported bugs

21 issues
  • App stops working
  • App does not load past splash screen
  • App is not responding properly
  • App crashes when trying to buy subscription
  • App starts crashing after a few days
Show 16 more
  • License removed after uninstall/reinstall
  • App does not start after downloading
  • Shows false error codes
  • Requires uninstall to connect
  • App closes and won't open
  • Cannot clear codes after paying for subscription
  • Scanning issue (stops at 4%)
  • App hangs at 5% during scan
  • Freezes or gives an error during scan
  • Most GM PIDs not available
  • Live View Advanced PIDs missing
  • Cannot pull or clear codes
  • Not functional after updates
  • Cannot link to iPhone
  • Not working on multiple car models
  • Service reset states not available after payment

Requested features

8 requests
  • DPF REGEN feature
  • Ability to select new vehicle easily
  • Reactivate perpetual license without reinstalling
  • List of approved scanner devices
  • Support for WiFi adapters on iOS
Show 3 more
  • Add Google ID option for iPhone
  • Fix PIDs missing in Live View Advanced
  • Option to store data locally instead of server

In-app purchases

None

Xtool FleX

No in-app purchases

23 purchases

OBD2 Scanner ELM327

Subscriptions11
  • AI Scan Summary (Yearly)$4.991 Year
  • Standard - Yearly$9.491 Year
  • Personal Plan$9.991 Year
Show 8 more
  • Lite - Yearly$9.991 Year
  • Standard - Yearly$19.991 Year
  • Advanced - Yearly$23.991 Year
  • Advanced + AI Summary - Yearly$28.991 Year
  • Premium - Yearly$32.991 Year
  • Standard - Yearly$34.991 Year
  • Advanced - Yearly$71.991 Year
  • Advanced - Yearly$99.991 Year
One-time12
  • Lite - Perpetual$17.99
  • Lite - Perpetual$21.99
  • Standard - Perpetual$34.99
Show 9 more
  • Standard - Perpetual$37.99
  • Standard - Perpetual$54.99
  • Lifetime Subsciption$69.99
  • Standard - Perpetual$69.99
  • Advanced - Perpetual2 variants$99.99
  • Advanced - Perpetual$109.99
  • Advanced - Perpetual$129.99
  • Advanced - Perpetual$159.99
  • Advanced - Perpetual$199.99

Questions

Is Xtool FleX free?
Xtool FleX is free to download, with no in-app purchases.
Is OBD2 Scanner ELM327 free?
OBD2 Scanner ELM327 is free to download, with in-app purchases available.
Which has better reviews, Xtool FleX or OBD2 Scanner ELM327?
Xtool FleX is rated higher. Xtool FleX averages 5.0 out of 5 from 1 ratings, while OBD2 Scanner ELM327 averages 4.3 from 25 ratings.
Do Xtool FleX or OBD2 Scanner ELM327 have ads?
Neither Xtool FleX nor OBD2 Scanner ELM327 shows ads.
Which is updated more often, Xtool FleX or OBD2 Scanner ELM327?
Xtool FleX ships an update every 5 weeks, and OBD2 Scanner ELM327 every 3 weeks. Most recently, Xtool FleX was updated on October 20, 2026 and OBD2 Scanner ELM327 on October 22, 2026.

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