# The chalkboard school vs SignMaster

The clearest difference is update cadence: The chalkboard school at monthly against SignMaster's every 15 months. The chalkboard school also leads on iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

The chalkboard school ships an update monthly, SignMaster every 15 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | The chalkboard school | SignMaster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 15 months |
| Monetization | — | Free |
| Size | 108 MB | 16 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alok .](https://appshunter.io/developer/1462951236) | [Belaid Ouharrou Alrais](https://appshunter.io/developer/1720813107) |

## What reviewers say

### The chalkboard school

[App page](https://appshunter.io/ios/app/the-chalkboard-school/id1619485402)

**Features:** macOS Compatibility

**In-app purchases:** none


### SignMaster

[App page](https://appshunter.io/ios/app/signmaster/id6475358531)

Master signed number operations with this free educational app. It offers guided solutions, diverse challenges, and progress tracking for students of all levels. Learn addition, subtraction, multiplication, and division of signed numbers interactively.

**Highlights:** Addition, subtraction, multiplication, division of signed numbers, Step-by-step guided solutions, Beginner to expert skill levels, Progress tracking, Offline learning capability, User-friendly interface

**In-app purchases:** none


## Frequently asked questions

### Is The chalkboard school free?

The chalkboard school is free to download, with no in-app purchases.

### Is SignMaster free?

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

### Do The chalkboard school or SignMaster have ads?

Neither The chalkboard school nor SignMaster shows ads.

### Which is updated more often, The chalkboard school or SignMaster?

The chalkboard school ships an update monthly, and SignMaster every 15 months. Most recently, The chalkboard school was updated on November 3, 2026 and SignMaster on November 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.*