# 不動産電卓 @返済くんCalc vs 不動産の窓口

The clearest difference is ads: 不動産電卓 @返済くんCalc at none against 不動産の窓口's shown. 不動産の窓口's advantage is update cadence (every 6 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 不動産電卓 @返済くんCalc sells 2 in-app purchases, starting at $0.49 per 2 months and 不動産の窓口 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

不動産電卓 @返済くんCalc ships an update every 3 months, 不動産の窓口 every 6 weeks. The most recent releases landed on October 12, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 不動産電卓 @返済くんCalc | 不動産の窓口 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Freemium | — |
| 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

[App page](https://appshunter.io/ios/app/calc/id806789471)

This app is a must-have calculation tool for real estate and housing sales professionals, also ideal for individuals simulating home purchases. It offers advanced features like reverse loan limit calculation and remaining balance calculation, with basic functions available for free.

**Highlights:** Reverse loan limit calculation, Remaining balance calculation, Brokerage fee calculation, Mortgage loan calculations, Area conversion (Tsubo ⇔ m2), Consumption tax calculation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO版へアップグレード | $0.49 | per 2 months |
| PRO版へアップグレード | $1.99 | per year |


### 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 free?

不動産電卓 @返済くんCalc is free to download, with in-app purchases available.

### 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 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 does not.

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

不動産電卓 @返済くんCalc ships an update every 3 months, and 不動産の窓口 every 6 weeks. Most recently, 不動産電卓 @返済くんCalc was updated on October 12, 2026 and 不動産の窓口 on October 17, 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.*