Need Car Keys — Automotive Locksmith Tools

Free EEPROM BIN Viewer & Hex Editor for Automotive Locksmiths

Open, inspect, search, edit and download EEPROM BIN files directly in your browser. This free online hex editor is built for automotive locksmiths, ECU repair technicians, module repairers and EEPROM programmers who need a fast way to check binary dump files.

Privacy: your BIN, EEPROM, immobiliser or module file stays on your device. The file is not uploaded to Need Car Keys or any server.

Online EEPROM BIN Hex Editor

No file loaded.

Search and Replace Hex Bytes

Tip: use this for known byte strings, VIN fragments in hex, fob IDs, PIN locations, EEPROM patterns or repeated data blocks.

Hex View

Click any byte to edit it. Use two hex characters only, for example 0F, A2 or FF.

EEPROM and BIN file viewer

View raw binary files in offset, hexadecimal and ASCII format. Useful for checking EEPROM dumps, immobiliser files and module data.

Offset jump

Jump directly to common working areas such as 0x0200, 0x0270 or any other hex offset inside the loaded file.

Local editing

Edit individual bytes and download a new edited copy. Your original file remains untouched unless you overwrite it manually after downloading.

Important: always keep the original file. Editing immobiliser, EEPROM, ECU or module data incorrectly can stop a vehicle, key system or module from working.

Who This Free Hex Editor Is For

This tool is made for automotive locksmiths, car key programmers, EEPROM technicians, ECU repairers and module repair professionals who need a quick online BIN file viewer without installing software.

It may help when inspecting EEPROM dump files, immobiliser data, transponder-related files, smart key module data, ECU files, KVM dumps, BCM files or other raw binary files used in automotive diagnostics and key programming work.

EEPROM BIN Viewer FAQ

Are my EEPROM BIN files uploaded?

No. This tool runs in your browser and processes the file locally on your device.

Can I edit and save BIN files?

Yes. You can edit individual bytes, search for hex strings, replace matching byte sequences and download an edited copy.

What files can I open?

The tool is intended for raw binary-style files including BIN, EEP, EEPROM, ORI, MOD, DUMP and similar automotive module files.

Is this tool free?

Yes. The EEPROM BIN Viewer & Hex Editor is free to use.

Can I compare two BIN files?

Yes. You can use our BIN File Compare Tool to compare two EEPROM or BIN files and quickly identify differences between them.

Need another EEPROM or automotive locksmith utility? Try these free browser-based tools.

Need Car Keys Gold Coast

Need Car Keys provides mobile automotive locksmith services across the Gold Coast, Tweed Coast and nearby areas.