# Future Capsule vs こいびと日記

The clearest difference is update cadence: Future Capsule at every 2 days against こいびと日記's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Future Capsule sells 8 in-app purchases, starting at $0.99 per month and こいびと日記 sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Future Capsule ships an update every 2 days, こいびと日記 fortnightly. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Future Capsule | こいびと日記 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 24 MB | 23 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [思霖 李](https://appshunter.io/developer/1738451299) | [Starcrown Inc](https://appshunter.io/developer/1082624152) |

## What reviewers say

### Future Capsule

[App page](https://appshunter.io/ios/app/future-capsule-time-journal/id6760699277)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month Plan | $0.99 | per month |
| 3-Month Plan | $2.99 | per 3 months |
| 6-Month Plan | $4.99 | per 6 months |
| 1-Year Plan | $7.99 | per year |
| 420 fragment | $0.99 | one-time |
| 900 fragment | $1.99 | one-time |
| 1900 fragment | $3.99 | one-time |
| 5880 fragment | $8.99 | one-time |


### こいびと日記

[App page](https://appshunter.io/ios/app/365/id6764788921)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $1.99 | per 7 days |
| Yearly Pro | $29.99 | per year |


## Frequently asked questions

### Is Future Capsule free?

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

### Is こいびと日記 free?

こいびと日記 is free to download, with in-app purchases available.

### Do Future Capsule or こいびと日記 have ads?

Neither Future Capsule nor こいびと日記 shows ads.

### Which is updated more often, Future Capsule or こいびと日記?

Future Capsule ships an update every 2 days, and こいびと日記 fortnightly. Most recently, Future Capsule was updated on September 10, 2026 and こいびと日記 on September 13, 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.*