This utility app calculates ERC codes required for certain car audio and navigation systems after power interruptions. It offers a simple process to regain access to multimedia features by entering your device's serial number.
車検証メモ by Risako Asai




8+ similar apps compared and reviewed
Whether you want more options like 車検証QRcode for MyGarage or a completely different take on the same concept, our curated list of 8+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.











This utility app calculates ERC codes required for certain car audio and navigation systems after power interruptions. It offers a simple process to regain access to multimedia features by entering your device's serial number.




Transform your device into a powerful tool for scanning and creating QR codes and barcodes. Quickly open links, connect to Wi-Fi, access product information, or generate your own codes for easy sharing. It's fast, accurate, and simple to use for everyday tasks.




Easily calculate wheel offset and speedometer errors after tire changes. This tool helps determine changes in rim position, tread width, and actual speed versus displayed speed. It also offers GPS-based speedometer error measurement.


This app guides users through installing and managing vehicle devices. It ensures correct placement, documentation, and activation, streamlining the process for various installation scenarios. The application also handles device registration and data management with backend systems.