# Coding Galaxy vs SignMaster

The clearest difference is review sentiment: SignMaster at 100% against Coding Galaxy's 0%. Coding Galaxy's advantage is update cadence (every 2 months vs every 15 months) and iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Coding Galaxy ships an update every 2 months, SignMaster every 15 months. The most recent releases landed on September 29, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Coding Galaxy | SignMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/coding-galaxy/id1240651393/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 15 months |
| Monetization | Free | Free |
| Size | 323 MB | 16 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tangor Technology Limited](https://appshunter.io/developer/1108855801) | [Belaid Ouharrou Alrais](https://appshunter.io/developer/1720813107) |

## What reviewers say

### Coding Galaxy

[App page](https://appshunter.io/ios/app/coding-galaxy/id1240651393)

This app offers an award-winning platform for K-12 students to develop computational thinking and coding skills through engaging lessons and games. It provides over 200 missions, various learning modes, and detailed progress tracking to foster problem-solving and critical thinking.

**Highlights:** Over 200 learning missions, Multiple learning modes (Self-Learning, Collaborative, eSports), Scaffolding learning process with hints, Adventurous storyline and heroic tasks, User performance tracking, In-app learning reports, Aligned with International Computer Science Education Standard

**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 Coding Galaxy free?

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

### Is SignMaster free?

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

### Do Coding Galaxy or SignMaster have ads?

Neither Coding Galaxy nor SignMaster shows ads.

### Which is updated more often, Coding Galaxy or SignMaster?

Coding Galaxy ships an update every 2 months, and SignMaster every 15 months. Most recently, Coding Galaxy was updated on September 29, 2026 and SignMaster on September 15, 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.*