# Magic Number SD vs The AMP App

The clearest difference is rating: The AMP App at 5.0 against Magic Number SD's 2.0. The AMP App also leads on ads (none vs shown) and update cadence (monthly vs every 17 months). On price, ratings volume, 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.

The AMP App holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Magic Number SD ships an update every 17 months, The AMP App monthly. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Magic Number SD | The AMP App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/magic-number-sd/id490506168/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/the-amp-app/id1571297852/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 17 months | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 22 MB | 177 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Andela ICT](https://appshunter.io/developer/342734534) | [Novaby Ltd](https://appshunter.io/developer/1570488831) |

## 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


### The AMP App

[App page](https://appshunter.io/ios/app/the-amp-app/id1571297852)

Explore the history and resources of The AMP: AIDS Memorial Pathway in Seattle. This app uses public art and technology to share stories and raise awareness about the AIDS epidemic, community responses, and the ongoing fight against HIV/AIDS, stigma, and discrimination.

**Highlights:** Access information about The AMP memorial, Learn about on-site artworks, Discover history of the AIDS epidemic, Explore community responses to the crisis, Share stories and calls to action

**Features:** macOS Compatibility

**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 The AMP App free?

The AMP App is free to download, with no in-app purchases.

### Which has better reviews, Magic Number SD or The AMP App?

The AMP App is rated higher. Magic Number SD averages 2.0 out of 5 from 1 ratings, while The AMP App averages 5.0 from 1 ratings.

### Do Magic Number SD or The AMP App have ads?

Magic Number SD shows ads; The AMP App does not.

### Which is updated more often, Magic Number SD or The AMP App?

Magic Number SD ships an update every 17 months, and The AMP App monthly. Most recently, Magic Number SD was updated on October 12, 2026 and The AMP App on October 13, 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.*