Tessamark
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Claim Your Desktop Licence

Bought Tessamark Pro on an Apple device? Your purchase unlocks Pro on Windows and Linux too. Choose the claiming method that suits you best.

Fastest & Recommended

Method 1: Direct In-App Copy

If you already have Tessamark installed on your iPhone, iPad, or Mac with Pro active, you do not need to deal with raw receipt tokens:

1 Open Tessamark on your iPhone, iPad, or Mac.
2 Navigate to Settings → Licence & Pro.
3 Tap Copy Licence Key.
4 On Windows or Linux, open Tessamark → Settings → Enter Licence Key and paste it.

The app verifies your StoreKit receipt automatically and provides your signed Ed25519 key instantly without visiting any website.

Web Tool

Method 2: Store Receipt Exchange

Exchange a StoreKit receipt transaction or signed JWS token directly for a signed desktop licence.

Tessamark

The thinking environment for connected minds.

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© 2026 Gavware Limited. Tessamark™ is a trade mark of Gavware Limited. Payments processed by Paddle (Merchant of Record). Prices in USD.