Harmonic for Hacker News

4.7
989 reviews
50K+
Downloads
Content rating
Teen
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About this app

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.
Updated on
Feb 16, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.7
949 reviews
Connor Azzarello
March 9, 2021
I really enjoy the app so far, very clean and simple user interface. The dev seems to read comments, so hopefully this gets seen: the ">" character for block quotes in markdown does not seem to be correctly rendered in comments. It is italicized, but not formatted in any other way. Normally markdown renderers I see will parse out the character and put it in a box or similar.
5 people found this review helpful
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Simon Halvdansson
March 9, 2021
The reason for this is that HN delivers comments as HTML instead of markdown and doesn't use the tag for blockquotes. Since comments on the HN website are rendered with a '>' and no additional standard blockquote styling I think the app is going to stick to that same convention.
Rosh
March 23, 2026
Dev can you add flair or mark to indicate flagged post and comments, and swipe gesture for voting and bookmark. Superb app, beautifully designed, appreciate the work.
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Minna Chiang
March 17, 2026
The only drawback is that it cannot sync with the web version of favorites
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What’s new

- Updated behavior when met with HN CAPTCHA
- Switched to new library for loading thumbnails