# KD Classroom vs MathCal

The clearest difference is in-app purchases: KD Classroom at none against MathCal's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MathCal sells 1 one-off in-app purchase. KD Classroom asks for nothing beyond the download.

KD Classroom ships an update fortnightly, MathCal every 2 weeks. The most recent releases landed on October 18, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | KD Classroom | MathCal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (5 ratings)](https://appshunter.io/ios/app/mathcal-mental-math-for-kids/id6748434662/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 36 MB | 72 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jassadaporn Deewan](https://appshunter.io/developer/1631667043) | [StudyX G.K.](https://appshunter.io/developer/1451314118) |

## What reviewers say

### KD Classroom

[App page](https://appshunter.io/ios/app/kd-classroom/id6745140362)

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

**In-app purchases:** none


### MathCal

[App page](https://appshunter.io/ios/app/mathcal-mental-math-for-kids/id6748434662)

Master mental math with handwritten calculation drills. This app offers interactive lessons and customizable problem sets for addition, subtraction, multiplication, and division. Designed for children, it provides a safe, ad-free environment for building math foundations and daily brain training.

**Highlights:** Handwritten calculation drills, Customizable question settings, Supports all four basic operations, Montessori-inspired interactive lessons, Offline play, Ad-free and privacy-focused

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | $9.99 | one-time |


## Frequently asked questions

### Is KD Classroom free?

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

### Is MathCal free?

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

### Do KD Classroom or MathCal have ads?

Neither KD Classroom nor MathCal shows ads.

### Which is updated more often, KD Classroom or MathCal?

KD Classroom ships an update fortnightly, and MathCal every 2 weeks. Most recently, KD Classroom was updated on October 18, 2026 and MathCal on October 1, 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.*