KnotTheory.ai

Tesseract-Tax Cloud™ for iPhone & Android

Your whole tax return in your pocket — whether you file for yourself or work with a CPA. Native apps for individuals, clients, CPAs, and reviewers, backed by the same secure platform.

iPhone & iPad

App Store · iOS 17+

Download now

Android

Google Play · Android 8+

Beta opening soon

The download buttons here go live with the store listings. Want early access? Email support@knottheory.ai.

Documents are encrypted in transit and at rest; nothing is used to train AI models. See our security program on the sign-in page.

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