# 不動産電卓 @返済くんCalc vs 元とれ君

The clearest difference is ads: 不動産電卓 @返済くんCalc at none against 元とれ君's shown. 不動産電卓 @返済くんCalc also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.2). 元とれ君's advantage is update cadence (daily vs every 3 months). On price and in-app purchases 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 元とれ君 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, 元とれ君 daily. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 不動産電卓 @返済くんCalc | 元とれ君 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Freemium | — |
| Size | 7 MB | 6 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ichiro tanioka](https://appshunter.io/developer/557079290) | [daiki ozawa](https://appshunter.io/developer/1859953314) |

## 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 |


### 元とれ君

[App page](https://appshunter.io/ios/app/id6758196199)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $3.99 | 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 元とれ君 free?

元とれ君 is free to download, with in-app purchases available.

### Do 不動産電卓 @返済くんCalc or 元とれ君 have ads?

元とれ君 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 元とれ君?

不動産電卓 @返済くんCalc ships an update every 3 months, and 元とれ君 daily. Most recently, 不動産電卓 @返済くんCalc was updated on October 29, 2026 and 元とれ君 on October 24, 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.*