# I see! Math1 vs 約数マスター

The clearest difference is price: 約数マスター at Free against I see! Math1's $9.99. 約数マスター also leads on device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

約数マスター is free to download; I see! Math1 costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | I see! Math1 | 約数マスター |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/i-see-math1/id550058952/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Paid | — |
| Size | 90 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [がくげい](https://appshunter.io/developer/415230275) | [Daisaku Harasaki](https://appshunter.io/developer/1222906711) |

## What reviewers say

### I see! Math1

[App page](https://appshunter.io/ios/app/i-see-math1/id550058952)

This app offers a comprehensive math curriculum for first graders, covering all essential units through interactive animations, voiceovers, and engaging stories. It provides bilingual learning in English and Japanese with subtitles, and includes practice drills to reinforce skills. The design is safe and secure, with no ads or in-app purchases.

**Highlights:** Full year curriculum for 1st graders, Interactive animated explanations, Bilingual English/Japanese support, Subtitled animations, Practice drills with hints, Safe and ad-free environment

**In-app purchases:** none


### 約数マスター

[App page](https://appshunter.io/ios/app/id6758949613)

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

**In-app purchases:** none


## Frequently asked questions

### Is I see! Math1 free?

I see! Math1 costs $9.99, with no in-app purchases.

### Is 約数マスター free?

約数マスター is free to download, with no in-app purchases.

### Do I see! Math1 or 約数マスター have ads?

Neither I see! Math1 nor 約数マスター 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.*