# Magic Number SD vs Unlock by JM Magic

The clearest difference is ads: Unlock by JM Magic at none against Magic Number SD's shown. Unlock by JM Magic also leads on update cadence (every 3 days vs every 17 months). Magic Number SD's advantage is iOS requirement (12.0 vs 15.1). On price, 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.

Magic Number SD ships an update every 17 months, Unlock by JM Magic every 3 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Magic Number SD | Unlock by JM Magic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/magic-number-sd/id490506168/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 22 MB | 36 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Andela ICT](https://appshunter.io/developer/342734534) | [Bhavik Shah](https://appshunter.io/developer/1895343201) |

## What reviewers say

### Magic Number SD

[App page](https://appshunter.io/ios/app/magic-number-sd/id490506168)

Perform a mentalism act by guessing a number chosen by an audience member. This classic trick requires no preparation and can be repeated endlessly for a surprising effect. Amaze your audience with this easy-to-use application.

**Highlights:** Guess audience-chosen numbers, Repeatable trick, No preparation needed, Easy to use, Classic mentalism effect

**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 Magic Number SD free?

Magic Number SD is free to download, 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 Magic Number SD or Unlock by JM Magic have ads?

Magic Number SD shows ads; Unlock by JM Magic does not.

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

Magic Number SD ships an update every 17 months, and Unlock by JM Magic every 3 days. Most recently, Magic Number SD was updated on November 4, 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.*