# Write Math vs Fire Alarm Systems Hub

The clearest difference is in-app purchases: Write Math at none against Fire Alarm Systems Hub's 5. Write Math also leads on iOS requirement (7.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Fire Alarm Systems Hub sells 5 one-off in-app purchases. Write Math asks for nothing beyond the download.

## The numbers

| Metric | Write Math | Fire Alarm Systems Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/write-math/id1039380047/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 78 MB | 1.0 GB |
| Requires iOS | **7.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Geeker Joy, LLC](https://appshunter.io/developer/1480119352) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### Write Math

[App page](https://appshunter.io/ios/app/write-math/id1039380047)

This app uses handwriting recognition to teach basic math skills. Practice addition with digital flashcards or test your speed with timed challenges. Unlock subtraction, multiplication, and division through in-app purchases.

**Highlights:** Handwriting recognition for answers, Digital flashcards for practice, Timed speed tests, Instant feedback, Addition practice included, Subtraction, multiplication, division via IAP

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

**In-app purchases:** none


### Fire Alarm Systems Hub

[App page](https://appshunter.io/ios/app/fire-alarm-systems-hub/id6779861011)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Illustrations Library | $5.99 | one-time |
| Design Workflow | $5.99 | one-time |
| Visual Learning Studio | $5.99 | one-time |
| NICET Exam Prep | $5.99 | one-time |
| Complete Bundle - All 4 Modules | $14.99 | one-time |


## Frequently asked questions

### Is Write Math free?

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

### Is Fire Alarm Systems Hub free?

Fire Alarm Systems Hub is free to download, with in-app purchases available.

### Do Write Math or Fire Alarm Systems Hub have ads?

Neither Write Math nor Fire Alarm Systems Hub shows ads.

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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.*