# iPhasematch vs Quantum Wave in a Box

The clearest difference is rating: iPhasematch at 5.0 against Quantum Wave in a Box's 3.3. iPhasematch also leads on update cadence (every 7 months vs every 37 months). Quantum Wave in a Box's advantage is iOS requirement (11.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

iPhasematch holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

iPhasematch ships an update every 7 months, Quantum Wave in a Box every 37 months. The most recent releases landed on June 5, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | iPhasematch | Quantum Wave in a Box |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/iphasematch/id492370060/reviews)** | [3.3 (4 ratings)](https://appshunter.io/ios/app/quantum-wave-in-a-box/id1179258292/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 37 months |
| Monetization | Free | Free |
| Size | 6 MB | 12 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yushi Kaneda](https://appshunter.io/developer/492370063) | [Michel Ramillon](https://appshunter.io/developer/1179258291) |

## What reviewers say

### iPhasematch

[App page](https://appshunter.io/ios/app/iphasematch/id492370060)

Calculate nonlinear optical effects like second-harmonic generation and spontaneous parametric down-conversion. This app provides phasematching orientations, nonlinear coefficients, and tolerance values for various crystals based on Sellmeier equations.

**Highlights:** Phasematching condition calculation, Sellmeier equation integration, Effective nonlinear optical coefficients, Walk-off and angular tolerance, Temperature tolerance, Supported crystal list

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is iPhasematch free?

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

### Is Quantum Wave in a Box free?

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

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

iPhasematch is rated higher. iPhasematch averages 5.0 out of 5 from 2 ratings, while Quantum Wave in a Box averages 3.3 from 4 ratings.

### Do iPhasematch or Quantum Wave in a Box have ads?

Neither iPhasematch nor Quantum Wave in a Box shows ads.

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

iPhasematch ships an update every 7 months, and Quantum Wave in a Box every 37 months. Most recently, iPhasematch was updated on June 5, 2026 and Quantum Wave in a Box on June 1, 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.*