# Mirai Sober vs Kyoukara

The clearest difference is ads: Kyoukara at none against Mirai Sober's shown. Kyoukara also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Mirai Sober sells 1 one-off in-app purchase and Kyoukara sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Mirai Sober ships an update every 4 days, Kyoukara every 5 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Mirai Sober | Kyoukara |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 5 days |
| Size | 71 MB | 23 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 17+ |
| Developer | [daiki ozawa](https://appshunter.io/developer/1859953314) | [Starcrown Inc](https://appshunter.io/developer/1082624152) |

## What reviewers say

### Mirai Sober

[App page](https://appshunter.io/ios/app/mirai-sober/id6756302561)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を非表示 | $0.49 | one-time |


### Kyoukara

[App page](https://appshunter.io/ios/app/kyoukara-sober-day-tracker/id6766026427)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kyoukara Tea Tip | $0.99 | one-time |
| Kyoukara Lunch Tip | $1.99 | one-time |
| Kyoukara Pro | $3.99 | one-time |
| Kyoukara Dinner Tip | $5.99 | one-time |


## Frequently asked questions

### Is Mirai Sober free?

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

### Is Kyoukara free?

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

### Do Mirai Sober or Kyoukara have ads?

Mirai Sober shows ads; Kyoukara does not.

### Which is updated more often, Mirai Sober or Kyoukara?

Mirai Sober ships an update every 4 days, and Kyoukara every 5 days. Most recently, Mirai Sober was updated on October 25, 2026 and Kyoukara on October 29, 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.*