# 不動産電卓 @返済くんCalc.PRO vs 不動産の窓口

The clearest difference is price: 不動産の窓口 at Free against 不動産電卓 @返済くんCalc.PRO's $4.99. 不動産の窓口 also leads on update cadence (every 6 weeks vs every 4 months). 不動産電卓 @返済くんCalc.PRO's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

不動産の窓口 is free to download; 不動産電卓 @返済くんCalc.PRO costs $4.99 up front. 不動産の窓口 sells 1 one-off in-app purchase. 不動産電卓 @返済くんCalc.PRO asks for nothing beyond the download.

不動産電卓 @返済くんCalc.PRO ships an update every 4 months, 不動産の窓口 every 6 weeks. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 不動産電卓 @返済くんCalc.PRO | 不動産の窓口 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 7 MB | 64 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ichiro tanioka](https://appshunter.io/developer/557079290) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### 不動産電卓 @返済くんCalc.PRO

[App page](https://appshunter.io/ios/app/calcpro/id583702378)

Calculate mortgage loan limits, remaining balances, and brokerage fees instantly. This app offers essential tools for real estate and housing sales professionals, as well as for individuals simulating home purchases. It provides permanent access to all professional features without recurring subscriptions.

**Highlights:** Calculate borrowing limits, Calculate remaining loan balance, Calculate brokerage fees, Mortgage loan calculations, Area conversion (Tsubo ⇔ m2), Tax calculation (inclusive/exclusive)

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

**In-app purchases:** none


### 不動産の窓口

[App page](https://appshunter.io/ios/app/id1553843708)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 開発者応援募金 | $1.99 | one-time |


## Frequently asked questions

### Is 不動産電卓 @返済くんCalc.PRO free?

不動産電卓 @返済くんCalc.PRO costs $4.99, with no in-app purchases.

### Is 不動産の窓口 free?

不動産の窓口 is free to download, with in-app purchases available.

### Do 不動産電卓 @返済くんCalc.PRO or 不動産の窓口 have ads?

不動産の窓口 shows ads; 不動産電卓 @返済くんCalc.PRO does not.

### Which is updated more often, 不動産電卓 @返済くんCalc.PRO or 不動産の窓口?

不動産電卓 @返済くんCalc.PRO ships an update every 4 months, and 不動産の窓口 every 6 weeks. Most recently, 不動産電卓 @返済くんCalc.PRO was updated on October 5, 2026 and 不動産の窓口 on October 1, 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.*