# 高校数学 数I〜数C 解法の最初の一手 vs Studypress

The clearest difference is ads: 高校数学 数I〜数C 解法の最初の一手 at none against Studypress's shown. 高校数学 数I〜数C 解法の最初の一手 also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 高校数学 数I〜数C 解法の最初の一手 sells 1 one-off in-app purchase and Studypress sells 6 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

高校数学 数I〜数C 解法の最初の一手 ships an update weekly, Studypress every 5 days. The most recent releases landed on October 28, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 高校数学 数I〜数C 解法の最初の一手 | Studypress |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Size | 22 MB | 85 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Gen Nakanishi](https://appshunter.io/developer/6782112814) | [Ryohei Horiuchi](https://appshunter.io/developer/1892078310) |

## What reviewers say

### 高校数学 数I〜数C 解法の最初の一手

[App page](https://appshunter.io/ios/app/ic/id6782112812)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全解放（すべての初手） | $4.99 | one-time |


### Studypress

[App page](https://appshunter.io/ios/app/studypress-study-with-me-room/id6811388420)

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Studypress Pro Monthly | $3.99 | per month |
| Studypress Pro Yearly | $9.99 | per year |
| 1 Bait | $0.49 | one-time |
| 7 Bait | $2.99 | one-time |
| 13 Bait | $4.99 | one-time |
| Studypress Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is 高校数学 数I〜数C 解法の最初の一手 free?

高校数学 数I〜数C 解法の最初の一手 is free to download, with in-app purchases available.

### Is Studypress free?

Studypress is free to download, with in-app purchases available.

### Do 高校数学 数I〜数C 解法の最初の一手 or Studypress have ads?

Studypress shows ads; 高校数学 数I〜数C 解法の最初の一手 does not.

### Which is updated more often, 高校数学 数I〜数C 解法の最初の一手 or Studypress?

高校数学 数I〜数C 解法の最初の一手 ships an update weekly, and Studypress every 5 days. Most recently, 高校数学 数I〜数C 解法の最初の一手 was updated on October 28, 2026 and Studypress on November 10, 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.*