Comparison

OBD2 Scanner | OBD Auto Doctor vs BimmerObd

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

Head to head
About

OBD2 Scanner | OBD Auto Doctor

Diagnose your car's engine light issues and monitor real-time performance data. This app allows you to read and clear diagnostic trouble codes, track fuel consumption, and view sensor data. It's a comprehensive tool for understanding your vehicle's health.

Highlights
  • Read and clear OBD2 diagnostic trouble codes (DTC)
  • Reset Check Engine Light
  • Monitor real-time vehicle data and sensor readings
  • Track fuel consumption
  • Read readiness monitor status for emissions testing
  • Initiate service routines
  • Send diagnostic data via email
Read full description

Turn your iPhone into a powerful OBD2 car scanner and diagnose your vehicle yourself. Check why your Check Engine Light is on, read and clear diagnostic trouble codes, monitor live engine data, and check emissions readiness — all from your iPhone or iPad with a compatible OBD2 dongle. CHECK YOUR CHECK ENGINE LIGHT Don't guess what's wrong with your car. OBD Auto Doctor reads diagnostic trouble codes from your vehicle and provides detailed information to help you understand what they mean. • Read diagnostic trouble codes (DTCs) • Clear Check Engine Light codes • View detailed code descriptions • Read freeze-frame data MONITOR YOUR CAR IN REAL TIME See what's happening while your engine is running with live OBD2 data. • Engine RPM and vehicle speed • Coolant temperature • Fuel system and fuel trim data • Throttle position • Intake air and engine load • Oxygen sensor data • And many other vehicle parameters Create your own dashboard and choose exactly which sensors you want to monitor. CHECK EMISSIONS READINESS Preparing for an emissions or vehicle inspection? Check your vehicle's readiness monitors and see whether your car's emissions systems have completed their tests. WORKS WITH OBD2 DONGLES Connect OBD Auto Doctor to your vehicle using a compatible Bluetooth, Wi-Fi or Bluetooth Low Energy (BLE) OBD2 dongle. Compatible dongles include many ELM327-based adapters, OBDLink, Vgate, Linker, Veepeak and other compatible OBD2 interfaces. Please note: An OBD2 dongle is required to connect the app to your vehicle. Dongle compatibility and available features depend on your vehicle. MORE THAN JUST A CODE READER OBD Auto Doctor gives you access to the information your car's onboard diagnostic system makes available. • Read vehicle information • Monitor fuel consumption • View and record live sensor data • Read diagnostic trouble codes • Clear diagnostic trouble codes • Check emissions readiness • View freeze-frame data • Monitor vehicle performance Whether you're trying to understand a Check Engine Light, preparing your car for inspection, monitoring your engine, or simply want to know more about your vehicle, OBD Auto Doctor puts professional-style OBD2 diagnostics in your pocket. Download OBD Auto Doctor and start diagnosing your car today. SUBSCRIPTION OBD Auto Doctor offers optional subscriptions that unlock additional features. Terms of Use: https://www.obdautodoctor.com/terms

About

BimmerObd

Transform your phone into a car diagnostic tool with a compatible OBD-II adapter. Read trouble codes, view live sensor data, and access an offline library for code explanations. Perform service resets and generate PDF reports for your vehicle's records.

Highlights
  • Read and clear trouble codes
  • Offline code library with explanations
  • Live sensor data display
  • Battery health monitoring
  • Readiness and freeze frame data
  • Service resets and guides
  • PDF report generation
  • Multi-vehicle garage
Features
Read full description

Turn your phone into a capable car diagnostic tool. Connect a standard, compatible Wi-Fi OBD-II adapter and read what your vehicle's computer is really reporting — trouble codes, live sensor data, readiness monitors and more. WHAT YOU CAN DO - Read and clear trouble codes. Scan the engine and other control modules for current, pending and permanent diagnostic trouble codes, then clear them after a repair. - Understand every code. A built-in offline library explains what each code means, its likely causes, common symptoms, suggested fixes and a typical repair cost range. No internet connection needed. - Watch live data. Real-time engine speed, vehicle speed, coolant and intake temperature, engine load, throttle position, fuel trims, airflow, timing and more on smooth custom gauges and charts. - Check battery health. Follow charging voltage with clear resting, cranking and charging readouts. - Readiness and freeze frame. See which emissions monitors are ready before an inspection, and view the sensor snapshot captured when a fault was set. - Service resets and guides. Step-by-step guidance for common maintenance procedures. - Reports. Save any scan and export a clean PDF to share with a workshop or keep for your records. - Garage. Store several vehicles and switch between them in a tap. - Knowledge base. Plain-language articles that explain codes, monitors and how the whole system works. COMPATIBILITY Works with most vehicles that support the OBD-II standard — generally cars and light trucks sold from 1996 onward in North America, and from 2001 (petrol) or 2004 (diesel) onward in Europe. Real-time features require a compatible Wi-Fi OBD-II adapter, sold separately by third parties. Demo Mode needs no hardware at all. PRIVATE BY DESIGN Everything runs on your device. No accounts, no sign-ups, no ads and no tracking. Your vehicle data, code lookups and reports stay on your phone. A NOTE This is an independent product and is not affiliated with, endorsed by or associated with any vehicle manufacturer or adapter maker. Diagnostic information is provided for guidance only — always confirm any repair with a qualified technician. Subscription Information: . Payment will be charged to your Apple ID upon purchase confirmation. . Subscriptions automatically renew unless canceled at least 24 hours before the current period ends. . Renewal charges occur within 24 hours before the current period ends. . Manage or cancel subscriptions in your App Store account settings. . If a free trial is offered, unused portions will be forfeited upon subscription purchase. Privacy Policy: https://doc-hosting.flycricket.io/lntm-s-privacy-policy/4d4e0876-516c-428c-b630-4e9ccd29f174/privacy Terms & Conditions: https://doc-hosting.flycricket.io/lntm-s-terms-conditions/635273cf-17ef-4330-ba8b-00940c49d9eb/terms

Screenshots

OBD2 Scanner | OBD Auto Doctor4 screens
BimmerObd4 screens

Verdict

The call

The clearest difference is rating: BimmerObd at 5.0 against OBD2 Scanner | OBD Auto Doctor's 4.4. BimmerObd also leads on update cadence (every 2 days vs every 3 weeks). OBD2 Scanner | OBD Auto Doctor's advantage is ratings volume (6.2K vs 1). On price, ads, in-app purchases and monetization model 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 | OBD Auto Doctor sells 9 in-app purchases, starting at $4.99 per month and BimmerObd sells 3 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

BimmerObd holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: OBD2 Scanner | OBD Auto Doctor has 6.2K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, BimmerObd every 2 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
OBD2 Scanner | OBD Auto Doctor versus BimmerObd: the parameters behind the verdict, then further details
ParameterOBD2 Scanner | OBD Auto DoctorBimmerObd
PriceFreeFree
Rating4.4 (6.2K ratings)5.0 (1 ratings) — better
Positive reviews30.3% of reviews—
Number of ratings6.2K — better1
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size19 MB5 MB
Age rating4+4+
DeveloperCreosysNguyen Tra My Le

Bugs and requests

OBD2 Scanner | OBD Auto Doctor

Reported bugs

4 issues
  • App crashes on launch
  • Fails to detect existing fault codes
  • Subscription issues and inability to cancel
  • Incompatible with certain OBD2 adapters

Requested features

6 requests
  • Add support for more vehicle makes and models
  • Improve Bluetooth/WiFi connectivity
  • Provide more detailed diagnostic information
  • Allow clearing of error codes without subscription
  • Add live data dashboards and graphs
Show 1 more
  • Integrate with vehicle maintenance scheduling

BimmerObd

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

OBD2 Scanner | OBD Auto Doctor

Subscriptions8
  • Monthly (legacy)$4.991 Month
  • Personal, monthly$4.991 Month
  • Premium, monthly$5.991 Month
Show 5 more
  • Professional, monthly$6.991 Month
  • Yearly (legacy)$23.991 Year
  • Personal, yearly$23.991 Year
  • Professional, yearly$29.991 Year
  • Premium, annual3 Days trial$29.991 Year
One-time1
  • OBD Auto Doctor Pro (legacy)$29.99
3 purchases

BimmerObd

Subscriptions3
  • Premium Membership Weekly$8.997 Days
  • Premium Membership Monthly3 Days trial$19.991 Month
  • Premium Membership Yearly$49.991 Year

Questions

Is OBD2 Scanner | OBD Auto Doctor free?
OBD2 Scanner | OBD Auto Doctor is free to download, with in-app purchases available.
Is BimmerObd free?
BimmerObd is free to download, with in-app purchases available.
Which has better reviews, OBD2 Scanner | OBD Auto Doctor or BimmerObd?
BimmerObd is rated higher. OBD2 Scanner | OBD Auto Doctor averages 4.4 out of 5 from 6.2K ratings, while BimmerObd averages 5.0 from 1 ratings.
Do OBD2 Scanner | OBD Auto Doctor or BimmerObd have ads?
Neither OBD2 Scanner | OBD Auto Doctor nor BimmerObd shows ads.
Which is updated more often, OBD2 Scanner | OBD Auto Doctor or BimmerObd?
OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, and BimmerObd every 2 days. Most recently, OBD2 Scanner | OBD Auto Doctor was updated on October 26, 2026 and BimmerObd on October 25, 2026.

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