Comparison

OBD2 Scanner | OBD Auto Doctor vs evcc.io

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

evcc.io

Control your home's electric vehicle charging based on solar energy availability or off-peak electricity rates. This app provides remote access to your local evcc server for seamless integration with your EV charger and compatible solar or battery systems.

Highlights
  • Automatic evcc server detection
  • Interaction with evcc UI
  • Demo instance for testing
  • Light/Dark mode
  • Supports various EV chargers
  • Integrates with smart plugs and battery systems
Features
Read full description

Charge your electric car when the sun is shining or when electricity is clean and affordable. With this app, you can access your local evcc instance on your home network. App Features: - Automatic detection of your evcc server - Interaction with your evcc UI - Demo instance available for testing - Light/Dark Mode: Adapts to your device Prerequisite: You must have evcc installed on a device (Raspberry Pi, Windows, macOS, Linux Docker, ...) at your home. What is evcc? evcc is an open-source software that runs at your home. It is compatible with many PV and battery systems and controls your EV charger - regardless of manufacturer. If your car has an online interface, you can also use smart controls like charging schedules, minimum charging, and charging limits. Additionally, it supports dynamic electricity tariffs, smart plugs, balcony solar systems, and small home batteries. Supported EV Chargers: ABB, ABL, Alfen, Alphatec, Amperfied, Audi, Bender, BMW, cFos, Compleo, CUBOS, Cupra, Dadapower, DaheimLaden, Delta, E.ON Drive, E3/DC, Easee, Ebee, echarge, EcoHarmony, Edgetech, Elli, EM2GO, Ensto, ESL, eSystems, Etrel, EVBox, Fronius, Garo, go-e, HardyBarth, Heidelberg, Hesotec, Homecharge, Innogy, INRO, Juice, KEBA, Kontron Solar, Kostal, KSE, LadeFoxx, LRT, Mennekes, my-PV, NRGKick, OBO Bettermann, OpenEVSE, openWB, Optec, Orbis, PC Electric, Peblar, Phoenix Contact, Porsche, Pracht, Pulsares, Pulsatrix, Qcells, Schneider, Schrack, SENEC, Siemens, Skoda, SMA, Smartfox, SolarEdge, Solax, Sonnen, Spelsberg, Stark in Strom, Sungrow, TechniSat, Tesla, Tigo, TinkerForge, Ubitricity, Vestel, Victron, Viridian EV, Volkswagen, Wallbe, wallbox, Walther Werke, Webasto, Weidmüller, Zaptec Supported Smart Plugs: AVM, Homematic IP, HomeWizard, myStrom, Shelly, Tasmota, TP-Link Supported Inverter and Battery Systems: A-Tronix, Acrel, Ads-tec, Alpha ESS, Ampere, Anker, APsystems, AVM, BGEtech, Bosswerk, Carlo Gavazzi, Deye, E3/DC, Eastron, Enphase, FENECON, FoxESS, Fronius, Ginlong, go-e, GoodWe, Growatt, Homematic IP, HomeWizard, Hoymiles, Huawei, IGEN Tech, Kostal, LG, Loxone, M-TEC, myStrom, OpenEMS, Powerfox, QCells, Qcells, RCT, SAJ, SAX, SENEC, Senergy, Shelly, Siemens, SMA, Smartfox, SofarSolar, Solaranzeige, SolarEdge, SolarMax, Solarwatt, Solax, Solinteng, Sonnen, St-ems, Steca, Sungrow, Sunsynk, Sunway, Tasmota, Tesla, TP-Link, VARTA, Victron, Wattsonic, Youless, ZCS Azzurro, Zendure Supported Vehicles: Aiways, Audi, BMW, Citroën, Dacia, DS, Fiat, Ford, Hyundai, Jeep, Kia, Mercedes-Benz, MG, Mini, Nissan, NIU, Opel, Peugeot, Polestar, Renault, Seat, Skoda, Smart, Tesla, Volkswagen, Volvo, Zero Motorcycles

Screenshots

OBD2 Scanner | OBD Auto Doctor4 screens
evcc.io4 screens

Verdict

The call

The clearest difference is review sentiment: evcc.io at 91% against OBD2 Scanner | OBD Auto Doctor's 30%. evcc.io also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 9). OBD2 Scanner | OBD Auto Doctor's advantage is ratings volume (6.2K vs 1) and update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement 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. evcc.io asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

evcc.io 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. Written reviews point the same way: 30% of OBD2 Scanner | OBD Auto Doctor's written reviews are positive against 91% of evcc.io's.

UpkeepUpdate frequency

OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, evcc.io every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
OBD2 Scanner | OBD Auto Doctor versus evcc.io: the parameters behind the verdict, then further details
ParameterOBD2 Scanner | OBD Auto Doctorevcc.io
PriceFreeFree
Rating4.4 (6.2K ratings)5.0 (1 ratings) — better
Positive reviews30.3% of reviews90.9% of reviews — better
Number of ratings6.2K — better1
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.4 — better
Further details — not scored
Size19 MB46 MB
Age rating4+4+
DeveloperCreosysMichael Geers

Customer experience

OBD2 Scanner | OBD Auto Doctor

All ratings6,206 ratings
Positive84.4%
Neutral4.1%
Negative11.5%
Written reviews577 reviews
Positive30.3%
Neutral8.3%
Negative61.4%

evcc.io

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews22 reviews
Positive90.9%
Neutral4.5%
Negative4.5%

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

evcc.io

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
None

evcc.io

No in-app purchases

Questions

Is OBD2 Scanner | OBD Auto Doctor free?
OBD2 Scanner | OBD Auto Doctor is free to download, with in-app purchases available.
Is evcc.io free?
evcc.io is free to download, with no in-app purchases.
Which has better reviews, OBD2 Scanner | OBD Auto Doctor or evcc.io?
evcc.io is rated higher. OBD2 Scanner | OBD Auto Doctor averages 4.4 out of 5 from 6.2K ratings, while evcc.io averages 5.0 from 1 ratings.
Do OBD2 Scanner | OBD Auto Doctor or evcc.io have ads?
Neither OBD2 Scanner | OBD Auto Doctor nor evcc.io shows ads.
Which is updated more often, OBD2 Scanner | OBD Auto Doctor or evcc.io?
OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, and evcc.io every 2 months. Most recently, OBD2 Scanner | OBD Auto Doctor was updated on October 26, 2026 and evcc.io on October 24, 2026.

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