Install
Browser extension for desktop. Progressive web app for mobile. Same self-custody model.
Open source · Mnemonic never leaves your device
Mobile
Open app.kray.space in Safari (iPhone) or Chrome (Android), then use Add to Home Screen. Full walkthrough on kray.space.
Mobile install guideExtension
KrayWallet is on the Chrome Web Store — just click Add to Chrome above. Manual steps below are for ZIP installs.
Click Download Extension above, then unzip to a folder.
Right-click → Extract All (Windows), or double-click (Mac).
Open the extensions page and turn Developer Mode on — top right.
Click Load unpacked, select the unzipped folder containing manifest.json.
Pin KrayWallet from the puzzle-piece menu for one-click access.
Updating
Chrome Web Store installs update automatically.
Pick the same folder you loaded in Chrome (the one with manifest.json). We write the new zip into it. Then reload the extension. Your wallet keys stay in Chrome storage.
chrome://extensionsDo
Use Update my install folder above, or manually extract the ZIP into the same folder and reload on the extensions page. Wallet data stays.
Don't
A new folder creates a new extension ID and empty local storage. Funds remain on Bitcoin — restore with your mnemonic if needed.