# Ambis vs GRIMOVE｜スマホをロックして集中

The clearest difference is in-app purchases: Ambis at none against GRIMOVE｜スマホをロックして集中's 4. Ambis also leads on update cadence (every 2 days vs every 5 weeks) and iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. GRIMOVE｜スマホをロックして集中 sells 4 in-app purchases, starting at $1.99 per month. Ambis asks for nothing beyond the download.

Ambis ships an update every 2 days, GRIMOVE｜スマホをロックして集中 every 5 weeks. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Ambis | GRIMOVE｜スマホをロックして集中 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Size | 46 MB | 49 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [REALBIND .inc](https://appshunter.io/developer/1555905118) | [HIKARU KAWASAKI](https://appshunter.io/developer/1891992854) |

## What reviewers say

### Ambis

[App page](https://appshunter.io/ios/app/ambis-chat-analysis/id6744064675)

**In-app purchases:** none


### GRIMOVE｜スマホをロックして集中

[App page](https://appshunter.io/ios/app/grimove/id6761903440)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GRIMOVE 月額 | $1.99 | per month |
| GRIMOVE 年額 | $19.99 | per year |
| コーヒー | $0.99 | one-time |
| プロテイン | $29.99 | one-time |


## Frequently asked questions

### Is Ambis free?

Ambis is free to download, with no in-app purchases.

### Is GRIMOVE｜スマホをロックして集中 free?

GRIMOVE｜スマホをロックして集中 is free to download, with in-app purchases available.

### Do Ambis or GRIMOVE｜スマホをロックして集中 have ads?

Neither Ambis nor GRIMOVE｜スマホをロックして集中 shows ads.

### Which is updated more often, Ambis or GRIMOVE｜スマホをロックして集中?

Ambis ships an update every 2 days, and GRIMOVE｜スマホをロックして集中 every 5 weeks. Most recently, Ambis was updated on October 11, 2026 and GRIMOVE｜スマホをロックして集中 on October 12, 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.*