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Best Elm 327 Free Apps

108+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated May 2026

Whether you're new to elm 327 free or looking for an upgrade, our curated collection of 108+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Elm 327 Free

OBD2 Car Scanner - EOBD Facile#1

OBD2 Car Scanner - EOBD Facile by Outils OBD Facile

Torque ELM327 Diagnostic Tool
Editor's Choice
🔧 Utilities
4.6😐(4.8K ratings)
FreeIn-App Purchases
OBD2 Car Scanner - EOBD Facile screenshot 1
OBD2 Car Scanner - EOBD Facile screenshot 2
OBD2 Car Scanner - EOBD Facile screenshot 3
OBD2 Car Scanner - EOBD Facile screenshot 4
OBD2 Car Scanner - EOBD Facile screenshot 5
OBD2 Car Scanner - EOBD Facile screenshot 6

An ultimate OBD2 Bluetooth car scanner app that helps diagnose engine and transmission issues by connecting to an ELM327 adapter. View and clear fault codes, see real-time data, and track trip records with this powerful tool. Check compatibility with your vehicle and access accurate diagnostics to take control of your car maintenance.

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
Car Scanner ELM OBD2#2

Car Scanner ELM OBD2 by Stanislav Svistunov

The best OBD2 diagnostic tool!
Strong Contender
🔧 Utilities
4.8😊(31K ratings)
FreeAdsIn-App Purchases
Car Scanner ELM OBD2 screenshot 1
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Car Scanner ELM OBD2 screenshot 3
Car Scanner ELM OBD2 screenshot 4
Car Scanner ELM OBD2 screenshot 5
Car Scanner ELM OBD2 screenshot 6

What We Love

  • 🚀 Works great with cheap OBD2 adapters
  • 👍 Highly customizable dashboard
  • 👍 Comprehensive sensor data
  • 👍 Helpful error code lookup

Room to Improve

  • 🐛 Occasional connection issues
  • 🐛 Incorrect sensor readings for some vehicles
  • 🐛 Crashes or freezes on some devices
OBD2 Scanner: Torque ELM 327#3

OBD2 Scanner: Torque ELM 327 by MONIQ TAP COMPANY LIMITED

Torque OBD2 Car Scanner ELM327
Worth Considering
🔧 Utilities
4.6😞(802 ratings)
FreeAdsIn-App Purchases
OBD2 Scanner: Torque ELM 327 screenshot 1
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Turn your smartphone into a car mechanic with this OBD2 scanner app! Detect issues in your vehicle, monitor performance, and access real-time data to keep your car running smoothly. Get started with your car's diagnostics now!

What We Love

  • 👍 Simple and easy to use setup
  • ✅ Works well for some vehicle models
  • ⭐ Useful for basic OBD2 scanning

Room to Improve

  • 💰 Expensive pricing for limited functionality
  • 🐛 Bluetooth connection drops frequently
  • ❌ Poor compatibility with many vehicle models

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ELM327 WiFi Detect
ELM327 WiFi Detect
ELM327 WiFi Detect
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Elm 327 Car Scanner - Plier.AI
Elm 327 Car Scanner - Plier.AI
Elm 327 Car Scanner - Plier.AI
Torque Pro Obd2 Scanner Elm327
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Diagnose car issues and estimate repair costs instantly with our AI-powered app, connecting to any Elm327 OBD2 device via Bluetooth. Download now and transform your iPhone into a powerful car diagnostic tool, simplifying car maintenance and empowering informed decision-making.

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Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
Car Scanner | OBD Auto Doctor
OBD2 diagnostics for ELM 327
Free

Turn your mobile phone into a powerful automotive car scanner with this leading OBD2 car diagnostics tool. Quickly read diagnostic trouble codes, track vehicle data in real-time, and monitor sensor data to enhance your car knowledge and performance. See https://www.obdautodoctor.com/help/articles/obd2-compatible-cars/ for compatible vehicles.

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OBDII Scanner ELM327 OBD2
OBDII Scanner ELM327 OBD2
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Car Scanner ELM OBD2 327
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ELM327 WiFi Diagnostic
ELM327 WiFi Diagnostic
ELM327 WiFi Diagnostic
Car diagnostic
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This car diagnostic tool supports all ELM327 versions and protocols, allowing users to check versions, protocols, and execute example commands through a built-in terminal. Download now and start diagnosing your vehicle's issues efficiently.

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Carista OBD2
Carista OBD2
Carista OBD2
Code, Service, Diagnose cars
Free

Access a mobile DIY car mechanic with the Carista App – code, diagnose warning lights, monitor live data, and service your car easily. Save time and money on workshop visits, unlock hidden features, and customize your car's behavior with a wide range of supported car brands. Visit https://carista.com/supported-cars to check compatibility.

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ZUS - Save Car Expenses
ZUS - Save Car Expenses
ZUS - Save Car Expenses
ZUS Smart Driving Assistant
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Track your car expenses, improve your driving habits, and earn cash rewards with this smart driving assistant app. Save money on maintenance and fuel while enhancing your overall driving experience. Download now to start saving!

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OBD2 Scanner ELM327: GaragePro
OBD2 Scanner ELM327: GaragePro
OBD2 Scanner ELM327: GaragePro
OBD Scanning at turbo speed!
Free

GaragePro is an advanced OBD Scanner app offering comprehensive diagnostic features for cars and bikes, including reading and deleting fault codes from various modules, live data monitoring, special OBD functions like Injector coding and DPF regeneration, smog check readiness, service light resets, and more. Compatible with a wide range of vehicles, GaragePro provides detailed insights and support for automotive enthusiasts, repair shops, and DIYers.

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13
MotorData OBD ELM car scanner
MotorData OBD ELM car scanner
MotorData OBD ELM car scanner
Car diagnostic. Dashboard.
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Turn your phone into a powerful car diagnostic tool with this advanced OBD2 scanner app. Diagnose issues, monitor vitals, and customize your dashboard to take control of your car's maintenance and repair, and start driving smarter today!

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(47)
14
OBD JScan
OBD JScan
OBD JScan
by Piotr Bialic
Free

OBD JScan is a powerful application designed for Jeep owners to access and control their vehicles' onboard diagnostic information, providing detailed insights and functionality for maintenance and troubleshooting. Stay connected with your Jeep like never before - download OBD JScan now!

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OBD2 Car Scanner ELM 327 EOBD
OBD2 Car Scanner ELM 327 EOBD
OBD2 Car Scanner ELM 327 EOBD
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16
OBDAI OBD2 Scanner & ELM327 AI
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OBDeleven – OBD2 car scanner
OBDeleven – OBD2 car scanner
OBDeleven – OBD2 car scanner
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Unlock the full potential of your car with an innovative diagnostic application. Easily scan and analyze your vehicle's data for optimal performance.

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18
RevHeadz Engine Sounds
RevHeadz Engine Sounds
RevHeadz Engine Sounds
by D.S LONG & SOUNDWAVE CONCEPTS PTY. LTD. & C.G WISE & H.S WISE
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Experience a cutting-edge engine sound simulation app that accurately replicates a wide variety of car and bike engines, from off-road to grand prix vehicles. Take control of gear-shifts, brakes, and acceleration with real engine sounds and physical parameters. Connect to a sound system for an immersive audio experience.

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19
BlueDriver OBD2 Scan Tool
BlueDriver OBD2 Scan Tool
BlueDriver OBD2 Scan Tool
Fear No Fix™
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BlueDriver is a premium OBD2 scan tool used by professionals and vehicle owners to diagnose and fix issues. Features include generating repair reports, scanning trouble codes, and offering enhanced diagnostics for various car models. Visit the website to see what users are saying and connect with the community on social media.

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20
inCarDoc OBD2 ELM327 Scanner
inCarDoc OBD2 ELM327 Scanner
inCarDoc OBD2 ELM327 Scanner
Car diagnostics, obd2 scanner
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Get real-time car diagnostics with inCarDoc OBD2 ELM327 Scanner. Easily scan your vehicle for fault codes and monitor its health on the go. Keep your car in top condition with this ultimate diagnostic tool!

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