# Quantum Wave in a Box vs 영 단어즙

The clearest difference is review sentiment: 영 단어즙 at 100% against Quantum Wave in a Box's 0%. 영 단어즙 also leads on rating (5.0 vs 3.6). Quantum Wave in a Box's advantage is iOS requirement (11.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

영 단어즙 holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 0% of Quantum Wave in a Box's written reviews are positive against 100% of 영 단어즙's.

Quantum Wave in a Box ships an update every 37 months, 영 단어즙 every 33 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Quantum Wave in a Box | 영 단어즙 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (5 ratings)](https://appshunter.io/ios/app/quantum-wave-in-a-box/id1179258292/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id1480979760/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 33 months** |
| Monetization | Free | Free |
| Size | 12 MB | 20 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michel Ramillon](https://appshunter.io/developer/1179258291) | [별책](https://appshunter.io/developer/569035377) |

## What reviewers say

### Quantum Wave in a Box

[App page](https://appshunter.io/ios/app/quantum-wave-in-a-box/id1179258292)

This app numerically solves the one-dimensional Schrödinger equation for non-relativistic particles in user-defined potential fields. It provides energy levels, wave-functions, and animations of wave-packet evolution. Ideal for physics students and educators to visualize quantum mechanics concepts.

**Highlights:** Schrödinger equation solver (1D), User-defined potential V(x), Hamiltonian matrix diagonalization, Wave-packet evolution animation, Energy levels and wave-functions visualization, RPN expression input for V(x)

**Features:** macOS Compatibility

**In-app purchases:** none


### 영 단어즙

[App page](https://appshunter.io/ios/app/id1480979760)

This app offers a concentrated approach to learning English vocabulary through daily, bite-sized "juice" extractions. It uses a quiz format to help users memorize words, tracking incorrect answers for targeted review. Various visual styles and an integrated English-English dictionary enhance the learning experience.

**Highlights:** Daily vocabulary "juice" extraction, Quiz-based learning format, Tracking of incorrect words for review, Integrated Oxford English-English dictionary, Native speaker pronunciation audio, iCloud data synchronization, Customizable learning deadlines

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Wave in a Box free?

Quantum Wave in a Box is free to download, with no in-app purchases.

### Is 영 단어즙 free?

영 단어즙 is free to download, with no in-app purchases.

### Which has better reviews, Quantum Wave in a Box or 영 단어즙?

영 단어즙 is rated higher. Quantum Wave in a Box averages 3.6 out of 5 from 5 ratings, while 영 단어즙 averages 5.0 from 3 ratings.

### Do Quantum Wave in a Box or 영 단어즙 have ads?

Neither Quantum Wave in a Box nor 영 단어즙 shows ads.

### Which is updated more often, Quantum Wave in a Box or 영 단어즙?

Quantum Wave in a Box ships an update every 37 months, and 영 단어즙 every 33 months. Most recently, Quantum Wave in a Box was updated on November 2, 2026 and 영 단어즙 on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*