Kosaku - Beautify the content
Chengdu Yichen Technology Co., Ltd
Free download
- Updated
- 11 days ago
- Requires
- iOS or iPadOS 13.0+
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- Version
- 4.3.0
- File size
- 61 MB
- Updated
- Aug 4, 2026
- Minimum iOS
- 13.0
- App Store
- View listing
About
About this app
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/