# Gaussus vs Unlock by JM Magic

The clearest difference is price: Unlock by JM Magic at Free against Gaussus's $29.99. Unlock by JM Magic also leads on device support (4 vs 2). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

Unlock by JM Magic is free to download; Gaussus costs $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Gaussus ships an update every 2 days, Unlock by JM Magic every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Gaussus | Unlock by JM Magic |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/gaussus/id6762043918/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Paid | — |
| Size | 50 MB | 36 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Omry Ishai](https://appshunter.io/developer/1892644695) | [Bhavik Shah](https://appshunter.io/developer/1895343201) |

## What reviewers say

### Gaussus

[App page](https://appshunter.io/ios/app/gaussus/id6762043918)

This calculator app grants users a superpower to predict numbers thought of by spectators. It's designed for mentalists and magicians to perform astonishing feats, like revealing a spectator's chosen number or a significant date in advance.

**Highlights:** Predict spectator's thought-of number, Reveal pre-written numbers on calculator, Guess birth dates, Perform advanced mentalism effects, Calculator with superpower capabilities

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

**In-app purchases:** none


### Unlock by JM Magic

[App page](https://appshunter.io/ios/app/unlock-by-jm-magic/id6769700887)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Gaussus free?

Gaussus costs $29.99, with no in-app purchases.

### Is Unlock by JM Magic free?

Unlock by JM Magic is free to download, with no in-app purchases.

### Do Gaussus or Unlock by JM Magic have ads?

Neither Gaussus nor Unlock by JM Magic shows ads.

### Which is updated more often, Gaussus or Unlock by JM Magic?

Gaussus ships an update every 2 days, and Unlock by JM Magic every 3 days. Most recently, Gaussus was updated on October 31, 2026 and Unlock by JM Magic on October 31, 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.*