# phase estimation algorithm vs The Matrix Mentor

The clearest difference is update cadence: The Matrix Mentor at every 4 days against phase estimation algorithm's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

phase estimation algorithm ships an update monthly, The Matrix Mentor every 4 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | phase estimation algorithm | The Matrix Mentor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 12 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [Edwin Veger](https://appshunter.io/developer/1025412576) |

## What reviewers say

### phase estimation algorithm

[App page](https://appshunter.io/ios/app/phase-estimation-algorithm/id6469448415)

**Features:** macOS Compatibility

**In-app purchases:** none


### The Matrix Mentor

[App page](https://appshunter.io/ios/app/the-matrix-mentor/id6479958283)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is phase estimation algorithm free?

phase estimation algorithm is free to download, with no in-app purchases.

### Is The Matrix Mentor free?

The Matrix Mentor is free to download, with no in-app purchases.

### Do phase estimation algorithm or The Matrix Mentor have ads?

Neither phase estimation algorithm nor The Matrix Mentor shows ads.

### Which is updated more often, phase estimation algorithm or The Matrix Mentor?

phase estimation algorithm ships an update monthly, and The Matrix Mentor every 4 days. Most recently, phase estimation algorithm was updated on October 10, 2026 and The Matrix Mentor on October 9, 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.*