# entanglement entropy

> entanglement entropy (iPhone/iPad app by Sungjun Kim.)

- Source: https://appshunter.io/ios/app/entanglement-entropy/id6737193148 (this page in markdown: same URL + `.md`)
- Developer: [Sungjun Kim](https://appshunter.io/developer/1602461985)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 18.0 · 5 MB
- Languages: American English
- Released: 2024-10-23
- Data updated: 2026-03-09
- User reviews in markdown: https://appshunter.io/ios/app/entanglement-entropy/id6737193148/reviews.md

## What is entanglement entropy?

This app represents entanglement entropy for a pure bipartite state of the composite system. The entanglement entropy is von Neumann entropy for the reduced density matrix.


## Version history (last 1 release)

### 1.0 — 2024-10-24

No release notes.

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## More apps by Sungjun Kim

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All apps by Sungjun Kim: https://appshunter.io/developer/1602461985

## Related topics

[negentropy](https://appshunter.io/ios/topics/negentropy)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-03-09.*