# I see! Math1 vs 世界地図マスター

The clearest difference is price: 世界地図マスター at $4.99 against I see! Math1's $9.99. 世界地図マスター also leads on update cadence (every 6 weeks vs every 4 months) and device support (3 vs 1). I see! Math1's advantage is review sentiment (68% vs 50%). On ads, in-app purchases and iOS requirement there is nothing between them.

I see! Math1 costs $9.99 and 世界地図マスター $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

I see! Math1 ships an update every 4 months, 世界地図マスター every 6 weeks. The most recent releases landed on October 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | I see! Math1 | 世界地図マスター |
| --- | --- | --- |
| Price | $9.99 | **$4.99** |
| 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** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 90 MB | 582 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) | [Gloding Inc.](https://appshunter.io/developer/780228385) |

## 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


### 世界地図マスター

[App page](https://appshunter.io/ios/app/id883537680)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is I see! Math1 free?

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

### Is 世界地図マスター free?

世界地図マスター costs $4.99, with no in-app purchases.

### Do I see! Math1 or 世界地図マスター have ads?

Neither I see! Math1 nor 世界地図マスター shows ads.

### Which is updated more often, I see! Math1 or 世界地図マスター?

I see! Math1 ships an update every 4 months, and 世界地図マスター every 6 weeks. Most recently, I see! Math1 was updated on October 23, 2026 and 世界地図マスター on October 8, 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.*