# I see! Math1 vs ひたすら最小公倍数

The clearest difference is price: ひたすら最小公倍数 at Free against I see! Math1's $9.99. ひたすら最小公倍数 also leads on update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). I see! Math1's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

ひたすら最小公倍数 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.

I see! Math1 ships an update every 4 months, ひたすら最小公倍数 every 3 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | I see! Math1 | ひたすら最小公倍数 |
| --- | --- | --- |
| 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** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 90 MB | 21 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [がくげい](https://appshunter.io/developer/415230275) | [nihei keita](https://appshunter.io/developer/1866466968) |

## 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


### ひたすら最小公倍数

[App page](https://appshunter.io/ios/app/id6758604047)

**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 ひたすら最小公倍数 free?

ひたすら最小公倍数 is free to download, with no in-app purchases.

### Do I see! Math1 or ひたすら最小公倍数 have ads?

ひたすら最小公倍数 shows ads; I see! Math1 does not.

### Which is updated more often, I see! Math1 or ひたすら最小公倍数?

I see! Math1 ships an update every 4 months, and ひたすら最小公倍数 every 3 weeks. Most recently, I see! Math1 was updated on November 1, 2026 and ひたすら最小公倍数 on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*