# タイムフリップスタディ vs AppLock

The clearest difference is in-app purchases: タイムフリップスタディ at none against AppLock's 3. タイムフリップスタディ also leads on ads (none vs shown) and update cadence (daily vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AppLock sells 3 in-app purchases, starting at $2.99 per month. タイムフリップスタディ asks for nothing beyond the download.

タイムフリップスタディ ships an update daily, AppLock fortnightly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | タイムフリップスタディ | AppLock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Fortnightly |
| Size | 1 MB | 16 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuji Tanaka](https://appshunter.io/developer/1450748397) | [IBUKI YOSHIDA](https://appshunter.io/developer/1856209051) |

## What reviewers say

### タイムフリップスタディ

[App page](https://appshunter.io/ios/app/id6475383272)

**In-app purchases:** none


### AppLock

[App page](https://appshunter.io/ios/app/applock-block-apps-and-focus/id6758110297)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium | $2.99 | per month |
| Annual premium | $29.99 | per year |
| Lifetime Premium | $59.99 | one-time |


## Frequently asked questions

### Is タイムフリップスタディ free?

タイムフリップスタディ is free to download, with no in-app purchases.

### Is AppLock free?

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

### Do タイムフリップスタディ or AppLock have ads?

AppLock shows ads; タイムフリップスタディ does not.

### Which is updated more often, タイムフリップスタディ or AppLock?

タイムフリップスタディ ships an update daily, and AppLock fortnightly. Most recently, タイムフリップスタディ was updated on October 27, 2026 and AppLock on October 31, 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.*