# Rechenkönig vs My Math Puzzles Flash Cards

The clearest difference is in-app purchases: Rechenkönig at none against My Math Puzzles Flash Cards's 5. Rechenkönig also leads on price ($1.99 vs $5.99). On update cadence, ads, device support and iOS requirement there is nothing between them.

Rechenkönig costs $1.99 and My Math Puzzles Flash Cards $5.99 up front. My Math Puzzles Flash Cards sells 5 one-off in-app purchases. Rechenkönig asks for nothing beyond the download.

Rechenkönig ships an update every 39 months, My Math Puzzles Flash Cards every 36 months. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Rechenkönig | My Math Puzzles Flash Cards |
| --- | --- | --- |
| Price | **$1.99** | $5.99 |
| Rating | — | **[4.7 (45 ratings)](https://appshunter.io/ios/app/my-math-puzzles-flash-cards/id1442228281/reviews)** |
| Number of ratings | — | **45** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 36 months** |
| Monetization | — | Paid |
| Size | 10 MB | 139 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dr. Peter Schmidt](https://appshunter.io/developer/479165203) | [Srdjan Ungurjanovic](https://appshunter.io/developer/1341586203) |

## What reviewers say

### Rechenkönig

[App page](https://appshunter.io/ios/app/rechenkonig/id494234897)

**Features:** macOS Compatibility

**In-app purchases:** none


### My Math Puzzles Flash Cards

[App page](https://appshunter.io/ios/app/my-math-puzzles-flash-cards/id1442228281)

This app combines jigsaw puzzles with math facts for kids. Children solve addition, subtraction, multiplication, and division problems to complete colorful pictures. It offers over 100 puzzles with adjustable difficulty levels.

**Highlights:** Addition, subtraction, multiplication, division games, Over 100 jigsaw puzzle math games, Easy, medium, and hard difficulty levels, Earn game coins and badges, Shuffle pieces by shaking device, Switchable background colors

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2500 Coins for 25 Math Puzzles | $0.99 | one-time |
| 5000 Coins for 50 Math Puzzles | $1.99 | one-time |
| My Math Puzzles without Ads | $2.99 | one-time |
| Unlock All Math Puzzles | $2.99 | one-time |
| Unlock All Puzzles + No Ads | $4.99 | one-time |


## Frequently asked questions

### Is Rechenkönig free?

Rechenkönig costs $1.99, with no in-app purchases.

### Is My Math Puzzles Flash Cards free?

My Math Puzzles Flash Cards costs $5.99, and also offers in-app purchases.

### Do Rechenkönig or My Math Puzzles Flash Cards have ads?

Neither Rechenkönig nor My Math Puzzles Flash Cards shows ads.

### Which is updated more often, Rechenkönig or My Math Puzzles Flash Cards?

Rechenkönig ships an update every 39 months, and My Math Puzzles Flash Cards every 36 months. Most recently, Rechenkönig was updated on November 6, 2026 and My Math Puzzles Flash Cards on November 11, 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.*