TOP KEY is TOPDON's new key matching tool made for car owners and professional technicians.

This product's intuitive design requires no locksmithing or programming experience.

The compact and reliable device simplifies key replacements, reduces costs, and minimizes the need to outsource. 

Add keys and remote controls, read and clear car fault codes and promote VCI and vehicle management all from one portable device. 



  • Add Keys and remote controls

  • Read and clear car fault codes

  • VCI management 

  • Vehicle management  


Step 1. Key Cutting: Before you use TOP KEY, you must have your keys professionally cut first.

Step 2. Use the TOP KEY App to access the modeling software.

Step 3. Connect the VCI to the car's OBD II interface, and connect the phone to the VCI via Bluetooth.

Step 4. Enter the model software on the app and follow the software prompts to complete the key matching and remote control matching.


TOYOTA 01:Toyota, Scion

LEXUS: Lexus

HONDA: Honda, Acura

FCA: Chrysler, Dodge, Jeep

GM 01: Buick, Cadillac, Chevrolet, GMC, Holden

GM 02: Buick, Chevrolet, GMC, Holden, Hummer, Pontiac, Saturn, Suzuki

FORD: Ford, Lincoin, Mercury

NISSIAN: Nissan, Infiniti

Download Coverage List to check the covered vehicle brand, model and year.


Buck The Status Quo - Get Key And Remote Matching Done Through Your Cell Phone

  • Simply open your phone and download the TOP KEYapp to operate. Connect your phone to the VCI using Bluetooth, and then use the VCI to connect to the OBD II port. The OBD II quickly reads your car's information and setsyour new key.
  • With this tool you'll never have to use a programming box again!
  • The cutting-edge mobile operation is simple and intuitive. Average time to adjust of only 5 minutes!

Take the Stress Out of a Lost Car Key

  • Quickly deactivate lost keys with TOP KEY. Protect your car while you get back on track.
  • TOP KEY can reactivate lost keys when they are found.
  • Focus on finding or replacing your keys instead of someone stealing your car!

Compact, Portable and Smart: The Future of Diagnosis

  • Small and compact tool equivalent to a car code reader! Featuring built-in OBDII and EOBD, TOP KEY offers fast diagnosis and clears fault codes
  • Add keys and choose between 10 test modes all from one portable device.
  • The included smoke testchecks the car's exhaust emissions to maintain the optimumengine performance.

More versions for higher compatibility

  • TOPDON offers 8 versions of itsTOP KEY with different VCIs built-in. Choose the one that suits you best! Resolving car key was never this easy!

The Most Affordable Tool in the Market!

  • TOP KEY is completely self-operated,protecting your clients' key privacy.
  • Keep track of your key duplicates. Adjust your key history with just one click!

Top Quality TOPDON Warranty

  • Get free lifetime technical support and one-year worldwide after-sales warranty.


Bluetooth communication distance: 393 inches
Working Voltage: @DC 9V~18V
Storage Temperature: -20℃~75℃(-4℉~167℉)
Working Temperature: -10℃~55℃(14℉~131℉)
Product Dimension: 5.59*4.84*1.5 inches
Product Weight: 4.94 oz


1* User's Manual
1* Car Key

Download User Manual