Mark up PDFs, drawings, and architectural plans in an easy-to-use, local-first editor. Keep annotation data separate from your original PDF, export a flattened PDF when you're ready, or save your work in an Ink Leaf Bundle.

Need more privacy? Export encrypted Ink Leaf Bundles that require a passphrase to open.

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Ink Leaf being used to annotate a PDF plan
Local-first filesOpen PDFs from your device and keep document bytes under your control.
Precise annotationInk, shapes, text, stamps, scale calibration, and measurement tools stay close at hand.
Clean exportSave Ink Leaf bundles or flattened PDFs for review and delivery.