10 Best Eco Obd2 App for 2025

iLC

• ✔THE MOST EFFECTIVE CAR CODE READER YOU HAVE EVER TRIED: iLC Industry has created a top quality auto diagnostic scanner. It can read generic and manufacturer-specific trouble codes and its database includes over 3000 code definitions. It has only 3 milliseconds at low latency while detecting cars. It will professionally and quickly diagnose your car. Before the accident happens, you can clearly know when to maintain and repair your car.
• ✔CONNECTS TO ANY IOS, ANDROID AND WINDOWS DEVICE VIA WI-FI: This amazing car code reader can connect to any device including iOS, android and Windows. There are many apps available to download such as iOS system: OBD Car Doctor(recommend), Auto Doctor , Dash Command, EOBD, etc. Android system: Torque (recommend), Dash Command, OBD Car Doctor, etc. Windows system: ScanMaster-ELM(recommend), etc.（When your Android phone is connected to it, please turn off the Smart Wi-Fi switch.）
• ✔VERY EASY TO USE: Now, you will not need the help of a car mechanic any more. You just need to plug the code reader into the car's computer system and interpret the trouble code readout. With it you can read & clear your Check Engine Light (CEL) & check your vehicle monitors such as O2 Sensors, Fuel Trim, Air Fuel Ratio, DPF Temp, Coolant Temp, Oil Temp, Fuel Pressure & so much more! (It Can not read ABS/SRS/TPMS etc. codes, ONLY can read codes for the Check Engine Light)
• ✔SUITABLE FOR ALMOST ALL CAR TYPES: Do not worry about compatibility. The iLC Industry OBD2 wireless car code reader works with All 1996 and newer PETROL cars sold in the United Kingdom, including all US, European and Asian cars with OBD2 port (Equipped with OBD2 interface and 9V-16V voltages). Supports OBD2 protocols: SAE JI850 PWM, SAE JI850 VPW, ISO9141-2, ISO14230-4 (KWP2000), ISO 15765-4 CAN (Except for diesel, hybrid and electric vehicles).
• ✔ 24 MONTHS WARRANTY - Your vehicle may not support reading all of the above parameters. How many parameters you can get depends on the vehicle manufacturer's implementation and the year the vehicle was manufactured. All OBD2 device have passed rigorous tests. Please feel free to contact us if there are any issues. We will reply you within 12 hours. We will exchange or refund for you.

YINKUU

• Compatible with all 12-volt vehicle batteries.
• Check charging and cranking(alternator) systems.Automatic synchronization when enter Bluetooth range.
• Data stored in battery monitor up to 35 days if out of sync.Receive notification of battery conditions when enter Bluetooth range.
• Check starting(cranking) system when each time engine started.age & charge info. when user is close to the vehicle,no need open app.
• Installed in the car battery real-time monitoring through mobile phone app.Check starting voltage each hundredth of a second when engine is starting.

YINKUU

• Small size, compact structure. Plug and unplug. Stable wireless connection,No wires or batteries (adapter is powered by the diagnosis size sockets)
• Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database)
• Supports all OBD2 protocols,The adapter uses the fastest and most reliable ARM chip
• Connects to your Android/ IOS/ Symbian phone or Windows laptop via WiFi by installing OBD Car Doctor APP, which gives you a full overview as well as the detailed statistics of the status of your car
• If any question please don't hesitate to contact us,We will see the first time to reply to you.

YINKUU

• Small size, compact structure. Plug and unplug. Stable wireless connection,No wires or batteries (adapter is powered by the diagnosis size sockets)
• Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database)
• Supports all OBD2 protocols,The adapter uses the fastest and most reliable ARM chip
• Connects to your Android/ IOS/ Symbian phone or Windows laptop via WiFi by installing OBD Car Doctor APP, which gives you a full overview as well as the detailed statistics of the status of your car
• If any question please don't hesitate to contact us,We will see the first time to reply to you.

YINKUU

• Small size, compact structure. Plug and unplug. Stable wireless connection,No wires or batteries (adapter is powered by the diagnosis size sockets)
• Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database)
• Supports all OBD2 protocols,The adapter uses the fastest and most reliable ARM chip
• Connects to your Android/ IOS/ Symbian phone or Windows laptop via WiFi by installing OBD Car Doctor APP, which gives you a full overview as well as the detailed statistics of the status of your car
• If any question please don't hesitate to contact us,We will see the first time to reply to you.

YINKUU

• Small size, compact structure. Plug and unplug. Stable wireless connection,No wires or batteries (adapter is powered by the diagnosis size sockets)
• Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database)
• Supports all OBD2 protocols,The adapter uses the fastest and most reliable ARM chip
• Connects to your Android/ IOS/ Symbian phone or Windows laptop via WiFi by installing OBD Car Doctor APP, which gives you a full overview as well as the detailed statistics of the status of your car
• If any question please don't hesitate to contact us,We will see the first time to reply to you.

YINKUU

• Read and erase diagnostic trouble codes (DTCs) and turn off the check engine light.
• Fast Scan & Clear Engine Trouble Codes,Improved Version,Quick diagnose Check Engine Light,clear error codes,reset engine fault codes,read generic and manufacturer-specific trouble codes and its database includes over 3000 code definitions,find out what the problem is and perhaps fix it by yourself. Save money and time.Please connect "WIFI_ OBDII" created by the scanner. A great gift for car driver.
• Works on All 1996 and Newer Vehicles & Small trucks which are All OBD-II compliant vehicles - BMW AUDI VW GM Chrysler Ford Honda Toyota Mazda Nissan & More.Easily read & clear Check Engine Light(CEL),live sensor output information right on your Phone,such as O2 Sensors,Throttle Position, Coolant Temperature,Fuel Trim, Air Fuel Ratio, DPF Temp, Oil Temp, Fuel Pressure,Vehicle Speed & so much more!Prepare smog test,helps you fix the Car problem quickly and exactly
• Various Free & Paid Apps Available.FREE APP "OBD Car Doctor "for iOS,"Torque Pro" & "DashCommand" APP for Android.Most of APP are free, but some are paid, you can choose APP according to your own needs. Easy operation makes it possible to repair diagnostic trouble codes by yourself.
• Smart Diagnostic Functions,Display Current Sensor Data, including Engine RPM, Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short Term Fuel Trim, Long Term Fuel Trim, Intake Manifold Pressure, Timing lights, Timing advance, Air Flow Rate, Intake Air Temperature, Fuel System status, Absolute Throttle Position, Oxygen sensor voltages/associated short term fuel trims, etc.Make your car into a Smart Car at once!

YINKUU

• This product is capable of communicating with vehicles, reading diagnostic trouble codes and clearing trouble codes.
• Upgraded Version: The WIFI OBD2 Scanner and Code Reader. Upgrades include improved WIFI signal range, enhanced app compati
• Car Diagnostic Tool: Gemwon OBD2 bluetooth scanner 4.0 can find out the reason for code quickly and clear MIL light for car. It can also check speed, tach, DC voltage, fuel pressure etc data. You can make decision about possible repairs and save perhaps hundreds of dollars from shop fees by this OBD2 scanner.
• Advantages: Gemwon ODB2 scanner is made by high tech chip (25K80) and work more efficiently and accurately. It can read over 3000 generic codes (not includes ABS and SRS) and pass CE, FCC and ROHS certification. Fits for all vehicles since 1996 year in USA.
• Compatibility: This OBD scanner use ELM327 16 pin interface (general on diver side). Support on all OBDII protocols and works with ios and android devices.

Finebo

• Read the error diagnostic code - generic and vendor specific, and show what they mean (the database has more than 3000 generic code definitions)
• Clear the error code and turn off the MIL (check engine indicator).
• Display current sensor data, including:   - Engine speed per minute (RPM)   - Calculated load values   - coolant temperature   - Fuel system status speed.   - Short term fuel situation   - Long term fuel situation   - Intake manifold pressure   - Injection advance time   - Intake temperature   - Air velocity  Absolute position of throttle valve Oxygen detection voltage associated with short term fuel state   - Fuel system status   - Fuel pressure
• There are many other data for fuel consumption monitoring.
• Package Content: 1 x Viecar 4.0 Bluetooth OBD2

Finebo

• Read the error diagnostic code - generic and vendor specific, and show what they mean (the database has more than 3000 generic code definitions)
• Clear the error code and turn off the MIL (check engine indicator).
• Display current sensor data, including:   - Engine speed per minute (RPM)   - Calculated load values   - coolant temperature   - Fuel system status speed.   - Short term fuel situation   - Long term fuel situation   - Intake manifold pressure   - Injection advance time   - Intake temperature   - Air velocity  Absolute position of throttle valve Oxygen detection voltage associated with short term fuel state   - Fuel system status   - Fuel pressure
• There are many other data for fuel consumption monitoring.
• Package list: 1 x V01H2-1 OBD