Kosaku - Beautify the content5.0.0 - App Store

Featured as App Store Editor's Pick of the Week.

Paste a link, pick a style - your social media post becomes a beautiful card in seconds.

## Web Cards

Paste any URL and Kosaku extracts the content into a clean card. One-tap AI summary turns long articles into sharp highlights.

## Social Media Cards

Works with Twitter/X, Threads, Instagram, and more. Just copy a public post link and generate a card instantly.

## Music Cards

Copy a music link to create a card with album art and lyrics.

## Markdown Rendering

Render Markdown content visually - code blocks, quotes, and lists look great on a card. Perfect for developers and writers sharing technical content.

## Customize Everything

- Gradient backgrounds and solid color themes
- Custom fonts
- Flexible layouts
- High-resolution export

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Kosaku Pro is an optional paid subscription that unlocks member-exclusive features.

The subscription renews automatically within 24 hours before expiration. To cancel, do so at least 24 hours before the renewal date.
Manage subscriptions: iPhone Settings → Apple ID → Subscriptions

Privacy Policy: https://kosaku.yichenlab.com/privacy
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Version History See what a font looks like before you download it.

• Every font in the picker now renders in its own typeface — no more downloading several megabytes just to find out
• Redesigned membership page: the best-value plan up front, tap More options to compare
• Settings are no longer locked. Adjust fonts, watermark and layout freely — we only mention membership when you export, and we tell you exactly which features you used
• Clearing your history now asks first, so a stray tap can't wipe your cards 5.0.0 Sep 16 What's new:
· Refined details throughout the app
· Bug fixes and stability improvements 4.3.0 Aug 4 What's new:
· Fixed an issue where web page summaries could not be generated
· Fixed summaries appearing in English for non-English languages
· Bug fixes and stability improvements 4.2.0 Aug 1 What's new:
· iOS: long-press to select words for smoother text editing
· Bug fixes and stability improvements 4.1.0 Jul 14 What's new in 4.0.0:
· Fully reworked link card parsing: new interaction flow, faster and more reliable
· Font management now supports uploading your own fonts
· Reloading history no longer requires membership
· Various UI fixes and polish 4.0.0 Jul 10 - Redesigned History: card grid, image previews, monthly groups
- Floating platform filter for quick switching
- New History shortcut on the home page
- A fresh new look for the Pro page 3.10.0 Jun 11 Bug fixes and performance improvements. 3.9.1 May 26 Bug fixes and performance improvements. 3.9.0 May 13 - Fixed: long card export issue where the right side was clipped
- Improved image quality for long card screenshots
- Added Markdown rendering toggle for social cards 3.8.5 May 11 Minor bug fixes and performance improvements. 3.8.3 May 1 - Fixed share crash on latest iOS versions 3.8.1 Apr 25 - fix bug upgrade dependencies 3.8.0 Apr 16 - fix bug upgrade dependencies 3.7.1 10/01/2025 - add time display 3.7.0 06/11/2025 - Optimize Markdown rendering style 3.6.11 03/25/2025 - fix bugs
- add signature switch
- modify time display to 24 hours 3.6.10 03/17/2025 - fix bugs
- update the icons 3.6.9 02/05/2025 - fix bugs 3.6.8 01/20/2025 - fix font info error 3.6.7 01/13/2025 - Added support for setting avatar/nickname/signature for Custom Card! 3.6.6 12/23/2024 - Added more customized effects for Custom Card! 3.6.5 12/19/2024 - Add more fonts 3.6.4 12/16/2024 - Fixed an issue where some members could not verify 3.6.3 12/15/2024 - Added shortcut command generation card
- Added Share menu action generated card
- New history can be deleted
- Added support for Grok parsing
- Added support for BlueSky resolution 3.6.2 12/12/2024 - Optimize web card layout 3.6.1 12/09/2024