# Calcache, Math facts puzzles vs Karate Math Dojo

The clearest difference is price: Karate Math Dojo at Free against Calcache, Math facts puzzles's $1.99. Karate Math Dojo also leads on update cadence (monthly vs every 15 months). Calcache, Math facts puzzles's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 16.0). On ads and device support there is nothing between them.

Karate Math Dojo is free to download; Calcache, Math facts puzzles costs $1.99 up front. Karate Math Dojo sells 1 one-off in-app purchase. Calcache, Math facts puzzles asks for nothing beyond the download.

Calcache, Math facts puzzles ships an update every 15 months, Karate Math Dojo monthly. The most recent releases landed on September 11, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Calcache, Math facts puzzles | Karate Math Dojo |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/karate-math-dojo/id6476067970/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | — | Free |
| Size | 22 MB | 46 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [RX Labz](https://appshunter.io/developer/1223459761) | [Pangaea Learning](https://appshunter.io/developer/1049407299) |

## What reviewers say

### Calcache, Math facts puzzles

[App page](https://appshunter.io/ios/app/calcache-math-facts-puzzles/id1529890772)

**Features:** macOS Compatibility

**In-app purchases:** none


### Karate Math Dojo

[App page](https://appshunter.io/ios/app/karate-math-dojo/id6476067970)

Learn elementary arithmetic through engaging 2D fighter action. Master addition, subtraction, multiplication, division, and fractions with a legendary karate teacher. Progress through a curriculum designed for K-5 students, facing challenges like ninjas and pirates.

**Highlights:** Arithmetic practice (K-5 curriculum), 2D fighter action gameplay, Progressive lesson plan, Addition, subtraction, multiplication, division, Fraction lessons, Tournaments and sparring

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro-Player Access | $12.99 | one-time |


## Frequently asked questions

### Is Calcache, Math facts puzzles free?

Calcache, Math facts puzzles costs $1.99, with no in-app purchases.

### Is Karate Math Dojo free?

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

### Do Calcache, Math facts puzzles or Karate Math Dojo have ads?

Neither Calcache, Math facts puzzles nor Karate Math Dojo shows ads.

### Which is updated more often, Calcache, Math facts puzzles or Karate Math Dojo?

Calcache, Math facts puzzles ships an update every 15 months, and Karate Math Dojo monthly. Most recently, Calcache, Math facts puzzles was updated on September 11, 2026 and Karate Math Dojo on June 4, 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.*