Harmonic is a beautifully designed, open-source and fully featured client for Hacker News. It has a Material Expressive design, a wide feature set and many customization options.
Highlights
• Material Expressive design
• Log in to comment, vote and submit posts
• Customizable UI
• Search
• Smart link previews
• Optional AdBlock
• Tablet support
• Switch between Top/Best/New categories
• Fast comment loading
• Share and bookmarks posts
• Import/export bookmarks
• AMOLED dark mode
• Filter posts
• Hide jobs posts
• Optional thumbnails
Harmonic for Hacker News is not affiliated with Y Combinator.
Latest Version
2.4Uploaded by
Luis F. Siilvaa
Requires Android
Android 6.0+
Category
Free Social AppContent Rating
Teen
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Flag as inappropriateLast updated on May 10, 2026
- Redesigned search with new search options
- Added comment reply notifications from the profile page
- Improved comment performance, accessibility, and navigation
- Added parent comment button, adaptive comment scrolling, and Algolia poll support
- Added Stack Exchange, GitLab, and improved arXiv/LaTeX link previews
- Added new UI/theme updates, plus many more small tweaks and fixes
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