# かんたん利益計算 vs 昭和レトロ電卓

The clearest difference is in-app purchases: 昭和レトロ電卓 at none against かんたん利益計算's 1. 昭和レトロ電卓 also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). かんたん利益計算's advantage is update cadence (every 2 months vs every 5 months). On price and device support there is nothing between them.

Both are free to download. かんたん利益計算 sells 1 one-off in-app purchase. 昭和レトロ電卓 asks for nothing beyond the download.

かんたん利益計算 ships an update every 2 months, 昭和レトロ電卓 every 5 months. The most recent releases landed on September 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | かんたん利益計算 | 昭和レトロ電卓 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1505894196/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 28 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daiki Tsukuda](https://appshunter.io/developer/1505893655) | [Masaki Takahashi](https://appshunter.io/developer/1860849926) |

## What reviewers say

### かんたん利益計算

[App page](https://appshunter.io/ios/app/id1505894196)

Easily calculate profits and profit margins for various sales scenarios, including flea markets, auctions, and personal sales. Input selling price, costs, and fees to quickly see your earnings and profitability.

**Highlights:** Profit calculation, Profit margin calculation, Supports flea markets (Mercari, Rakuma), Supports auctions (Yahoo! Auctions), Supports personal sales, Calculates shipping and fees

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $3.99 | one-time |


### 昭和レトロ電卓

[App page](https://appshunter.io/ios/app/vfd/id6756614175)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is かんたん利益計算 free?

かんたん利益計算 is free to download, with in-app purchases available.

### Is 昭和レトロ電卓 free?

昭和レトロ電卓 is free to download, with no in-app purchases.

### Do かんたん利益計算 or 昭和レトロ電卓 have ads?

かんたん利益計算 shows ads; 昭和レトロ電卓 does not.

### Which is updated more often, かんたん利益計算 or 昭和レトロ電卓?

かんたん利益計算 ships an update every 2 months, and 昭和レトロ電卓 every 5 months. Most recently, かんたん利益計算 was updated on September 24, 2026 and 昭和レトロ電卓 on October 20, 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.*