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Writing and publishing

GrayCat Markdown

Mac, iPhone, iPad

Write and preview Markdown, check publishing layouts, export to several formats, and sync documents through iCloud. AI tools are always optional.

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Mac download DMG · 5.6 MB

2.6.0 (324) macOS 12.0+ · Apple silicon + Intel Signed with Developer ID · Notarized by Apple · Automatic updates

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App Store

Mac, iPhone, iPad Download and update on the App Store

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Plain-text editing

GrayCat Text

Mac

Edit plain-text files while preserving their encoding and line endings, with log viewing, search, comparison, and recovery. Very large files open as read-only previews.

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Mac download DMG · 5.9 MB

1.0 (51) macOS 14.0+ · Apple silicon + Intel Signed with Developer ID · Notarized by Apple · Automatic updates

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App Store

Mac Download and update on the App Store

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Local music library

GraycatTunes

Mac

Play and organize your own music files on your Mac—no streaming account required.

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Mac download DMG · 4.8 MB

1.0.0 (23) macOS 14.0+ · Apple silicon + Intel Signed with Developer ID · Notarized by Apple · Updates downloaded manually

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App Store

Mac Current App Store version 1.0 Download and update on the App Store

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PDF tools

GrayCat PDF

Mac

Read original and translated pages side by side, with tools for OCR, merging, compression, annotations, signatures, and export.

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Mac download DMG · 2.5 MB

1.0.1 (48) macOS 14.0+ · Apple silicon + Intel Signed with Developer ID · Notarized by Apple · Updates downloaded manually

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App Store

Mac Current App Store version 1.0.1 Download and update on the App Store

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Knee sports-medicine literature

KneeDaily

iPhone, iPad

Daily selections from the knee sports-medicine literature, with topic tracking, in-depth articles, PubMed search, and a personal library.

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App Store

iPhone, iPad Download and update on the App Store

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Install and update

Open the DMG and drag the app to Applications. macOS verifies its signature and notarization the first time it opens.
A SHA-256 checksum is available beside every direct Mac download.
The direct editions of GrayCat Markdown and GrayCat Text include automatic updates. Direct editions of GraycatTunes and GrayCat PDF are updated by downloading the latest version from this page.
All App Store editions are installed and updated through the App Store.

Download milestones show starts from graycat.app, not installations. Read the website privacy notice for details.

If you have trouble installing or updating, visit GrayCat support.