# 秒で家計簿 vs Fin

The clearest difference is in-app purchases: 秒で家計簿 at none against Fin's 2. Fin's advantage is update cadence (every 9 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fin sells 2 in-app purchases, starting at $2.99 per month. 秒で家計簿 asks for nothing beyond the download.

秒で家計簿 ships an update every 5 months, Fin every 9 days. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 秒で家計簿 | Fin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Size | 4 MB | 16 MB |
| Requires iOS | 17.0 | **16.2** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shosuke Sato](https://appshunter.io/developer/1709991841) | [Sota Hidaka](https://appshunter.io/developer/6783721753) |

## What reviewers say

### 秒で家計簿

[App page](https://appshunter.io/ios/app/id6468492832)

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

**In-app purchases:** none


### Fin

[App page](https://appshunter.io/ios/app/fin/id6797369393)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fin Pro 月額 | $2.99 | per month |
| Fin Pro 年額 | $29.99 | per year |


## Frequently asked questions

### Is 秒で家計簿 free?

秒で家計簿 is free to download, with no in-app purchases.

### Is Fin free?

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

### Do 秒で家計簿 or Fin have ads?

Neither 秒で家計簿 nor Fin shows ads.

### Which is updated more often, 秒で家計簿 or Fin?

秒で家計簿 ships an update every 5 months, and Fin every 9 days. Most recently, 秒で家計簿 was updated on October 2, 2026 and Fin on October 10, 2026.

---

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