# Subtraction Math vs I Am Bright!

The clearest difference is device support: Subtraction Math at 5 against I Am Bright!'s 3. Subtraction Math also leads on iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Subtraction Math costs $1.99 and I Am Bright! $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Subtraction Math | I Am Bright! |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/subtraction-math-ibbleobble/id978343612/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Paid | — |
| Size | 17 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV** | iPhone, iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [KidDotCo](https://appshunter.io/developer/819246599) | [Kenneth W Anderson](https://appshunter.io/developer/1742583594) |

## What reviewers say

### Subtraction Math

[App page](https://appshunter.io/ios/app/subtraction-math-ibbleobble/id978343612)

This educational game helps children aged 5-8 practice subtraction skills through engaging drills and multiple-choice questions. It offers a flexible learning pace with an optional timer and vibrant visuals to make arithmetic fun.

**Highlights:** Subtraction drills, Multiple choice format, Adjustable difficulty, Optional timer, Colorful graphics and sounds, Universal purchase

**Features:** iMessage stickers

**In-app purchases:** none


### I Am Bright!

[App page](https://appshunter.io/ios/app/i-am-bright-sight-words/id6499148921)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subtraction Math free?

Subtraction Math costs $1.99, with no in-app purchases.

### Is I Am Bright! free?

I Am Bright! costs $1.99, with no in-app purchases.

### Do Subtraction Math or I Am Bright! have ads?

Neither Subtraction Math nor I Am Bright! 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.*