# Lock Me! vs 土量計算ノート

The clearest difference is in-app purchases: 土量計算ノート at none against Lock Me!'s 2. Lock Me!'s advantage is update cadence (every 3 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lock Me! sells 2 in-app purchases, starting at $3.99 per month. 土量計算ノート asks for nothing beyond the download.

Lock Me! ships an update every 3 days, 土量計算ノート monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Lock Me! | 土量計算ノート |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free | — |
| Size | 130 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [OSCILLATION FUTURES](https://appshunter.io/developer/1896686109) | [SHINOBU MIYAHIRA](https://appshunter.io/developer/6782739570) |

## What reviewers say

### Lock Me!

[App page](https://appshunter.io/ios/app/lock-me/id6769767030)

This app helps users break smartphone addiction by blocking distracting apps and websites. Users set focus timers, and time spent away from their phone progresses an interactive story with a virtual character. It offers ambient soundscapes and scheduling to aid concentration.

**Highlights:** Block distracting apps and websites, Set focus timers, Interactive story progression, Ambient soundscapes for focus, Scheduled app restrictions, App sets for different purposes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Yearly | $18.99 | per year |


### 土量計算ノート

[App page](https://appshunter.io/ios/app/id6791828017)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lock Me! free?

Lock Me! is free to download, with in-app purchases available.

### Is 土量計算ノート free?

土量計算ノート is free to download, with no in-app purchases.

### Do Lock Me! or 土量計算ノート have ads?

Neither Lock Me! nor 土量計算ノート shows ads.

### Which is updated more often, Lock Me! or 土量計算ノート?

Lock Me! ships an update every 3 days, and 土量計算ノート monthly. Most recently, Lock Me! was updated on November 5, 2026 and 土量計算ノート 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.*