# Math Challenge vs Sound Drop AR

The clearest difference is price: Math Challenge at Free against Sound Drop AR's $0.99. Sound Drop AR's advantage is chart position (#195 vs unranked) and iOS requirement (15.6 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Math Challenge is free to download; Sound Drop AR costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Challenge ships an update every 58 months, Sound Drop AR every 81 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Math Challenge | Sound Drop AR |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/sound-drop-ar/id1450652673/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 58 months** | Every 81 months |
| Monetization | — | Paid |
| Best chart rank | — | **#195** |
| Size | 7 MB | 133 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nazir Dogan](https://appshunter.io/developer/1048892607) | [Philippe Zay](https://appshunter.io/developer/1200498230) |

## What reviewers say

### Math Challenge

[App page](https://appshunter.io/ios/app/math-challenge-math-game/id1091644334)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sound Drop AR

[App page](https://appshunter.io/ios/app/sound-drop-ar/id1450652673)

**Currently charting:** #195 Top Paid · Music (US App Store)

Create unique beats by placing interactive elements in your physical space using augmented reality.  Experiment with physics, sound effects, and rhythm controls to generate evolving musical patterns.  Record and share your creations.

**Highlights:** AR beat creation, Physics-based rhythms, 100+ sound effects, Customizable speed and bounciness, Beat loops and tone sequences, Offline functionality, Audio recording and sharing

**In-app purchases:** none


## Frequently asked questions

### Is Math Challenge free?

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

### Is Sound Drop AR free?

Sound Drop AR costs $0.99, with no in-app purchases.

### Do Math Challenge or Sound Drop AR have ads?

Neither Math Challenge nor Sound Drop AR shows ads.

### Which is updated more often, Math Challenge or Sound Drop AR?

Math Challenge ships an update every 58 months, and Sound Drop AR every 81 months. Most recently, Math Challenge was updated on September 9, 2026 and Sound Drop AR on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*