# Math Kingdom vs PeekFlip

The clearest difference is in-app purchases: PeekFlip at none against Math Kingdom's 1. PeekFlip also leads on update cadence (monthly vs every 14 months). Math Kingdom's advantage is iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Math Kingdom sells 1 one-off in-app purchase. PeekFlip asks for nothing beyond the download.

Math Kingdom ships an update every 14 months, PeekFlip monthly. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Math Kingdom | PeekFlip |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/math-kingdom-fun-for-everyone/id1189574184/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Monetization | Free | — |
| Size | 28 MB | 142 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Duo Pisceses, Inc.](https://appshunter.io/developer/850707063) | [Mustafa Bozkurt](https://appshunter.io/developer/1896476915) |

## What reviewers say

### Math Kingdom

[App page](https://appshunter.io/ios/app/math-kingdom-fun-for-everyone/id1189574184)

Enhance math skills with engaging arithmetic challenges. Practice addition, subtraction, multiplication, and division through timed tests with increasing difficulty. Track progress with detailed reports and earn reward badges.

**Highlights:** Addition, subtraction, multiplication, division, 30 difficulty levels, Randomly generated questions, Progress tracking and report cards, Reward badges, Facebook sharing

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### PeekFlip

[App page](https://appshunter.io/ios/app/peekflip/id6773092406)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Kingdom free?

Math Kingdom is free to download, with in-app purchases available.

### Is PeekFlip free?

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

### Do Math Kingdom or PeekFlip have ads?

Neither Math Kingdom nor PeekFlip shows ads.

### Which is updated more often, Math Kingdom or PeekFlip?

Math Kingdom ships an update every 14 months, and PeekFlip monthly. Most recently, Math Kingdom was updated on November 2, 2026 and PeekFlip on October 28, 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.*