# こいぶみ｜カップルの手紙と交換日記 vs SoftReply

The clearest difference is in-app purchases: こいぶみ｜カップルの手紙と交換日記 at none against SoftReply's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SoftReply sells 2 in-app purchases, starting at $3.99 per month. こいぶみ｜カップルの手紙と交換日記 asks for nothing beyond the download.

こいぶみ｜カップルの手紙と交換日記 ships an update every 3 days, SoftReply every 2 days. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | こいぶみ｜カップルの手紙と交換日記 | SoftReply |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 120 MB | 39 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shunya Iwasaki](https://appshunter.io/developer/1796095304) | [corecty Inc.](https://appshunter.io/developer/1896081494) |

## What reviewers say

### こいぶみ｜カップルの手紙と交換日記

[App page](https://appshunter.io/ios/app/id6760828199)

**In-app purchases:** none


### SoftReply

[App page](https://appshunter.io/ios/app/softreply-ai-reply-rewriter/id6771129097)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoftReply Pro Monthly | $3.99 | per month |
| SoftReply Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is こいぶみ｜カップルの手紙と交換日記 free?

こいぶみ｜カップルの手紙と交換日記 is free to download, with no in-app purchases.

### Is SoftReply free?

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

### Do こいぶみ｜カップルの手紙と交換日記 or SoftReply have ads?

Neither こいぶみ｜カップルの手紙と交換日記 nor SoftReply shows ads.

### Which is updated more often, こいぶみ｜カップルの手紙と交換日記 or SoftReply?

こいぶみ｜カップルの手紙と交換日記 ships an update every 3 days, and SoftReply every 2 days. Most recently, こいぶみ｜カップルの手紙と交換日記 was updated on September 17, 2026 and SoftReply on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*