# WithStudy vs 深海自習室

The clearest difference is ads: WithStudy at none against 深海自習室's shown. WithStudy also leads on iOS requirement (15.1 vs 18.0). 深海自習室's advantage is update cadence (every 2 days vs every 10 days). On price, in-app purchases and device support there is nothing between them.

Both are free to download. WithStudy sells 2 in-app purchases, starting at $4.99 per month and 深海自習室 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

WithStudy ships an update every 10 days, 深海自習室 every 2 days. The most recent releases landed on September 16, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | WithStudy | 深海自習室 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 39 MB | 7 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Yoshihiro Shiozaki](https://appshunter.io/developer/1885735636) | [KAZUSA NAOI](https://appshunter.io/developer/1863197671) |

## What reviewers say

### WithStudy

[App page](https://appshunter.io/ios/app/withstudy/id6760686329)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WithStudy Premium (Monthly) | $4.99 | per month |
| WithStudy Premium (Annual) | $39.99 | per year |


### 深海自習室

[App page](https://appshunter.io/ios/app/id6800208005)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 装備を新しくする | $4.99 | one-time |


## Frequently asked questions

### Is WithStudy free?

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

### Is 深海自習室 free?

深海自習室 is free to download, with in-app purchases available.

### Do WithStudy or 深海自習室 have ads?

深海自習室 shows ads; WithStudy does not.

### Which is updated more often, WithStudy or 深海自習室?

WithStudy ships an update every 10 days, and 深海自習室 every 2 days. Most recently, WithStudy was updated on September 16, 2026 and 深海自習室 on September 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.*