# FIRE資産計算 vs FIRE Countdown

The clearest difference is update cadence: FIRE資産計算 at every 5 days against FIRE Countdown's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FIRE資産計算 ships an update every 5 days, FIRE Countdown every 2 weeks. The most recent releases landed on September 18, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | FIRE資産計算 | FIRE Countdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 31 MB | 23 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroto Ouchi](https://appshunter.io/developer/1871793341) | [Naoyuki Maeda](https://appshunter.io/developer/1570141186) |

## What reviewers say

### FIRE資産計算

[App page](https://appshunter.io/ios/app/fire/id6758258484)

**Features:** macOS Compatibility

**In-app purchases:** none


### FIRE Countdown

[App page](https://appshunter.io/ios/app/fire-countdown/id6759857140)

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

**In-app purchases:** none


## Frequently asked questions

### Is FIRE資産計算 free?

FIRE資産計算 is free to download, with no in-app purchases.

### Is FIRE Countdown free?

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

### Do FIRE資産計算 or FIRE Countdown have ads?

Both FIRE資産計算 and FIRE Countdown show ads.

### Which is updated more often, FIRE資産計算 or FIRE Countdown?

FIRE資産計算 ships an update every 5 days, and FIRE Countdown every 2 weeks. Most recently, FIRE資産計算 was updated on September 18, 2026 and FIRE Countdown on September 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.*