# iFXSimulator vs FX_最適ロット計算機～許容損失額を一定にするアプリ

The clearest difference is price: FX_最適ロット計算機～許容損失額を一定にするアプリ at Free against iFXSimulator's $0.99. FX_最適ロット計算機～許容損失額を一定にするアプリ also leads on update cadence (every 3 months vs every 39 months). iFXSimulator'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.

FX_最適ロット計算機～許容損失額を一定にするアプリ is free to download; iFXSimulator costs $0.99 up front. FX_最適ロット計算機～許容損失額を一定にするアプリ sells 1 in-app purchase, starting at $2.99 per month. iFXSimulator asks for nothing beyond the download.

iFXSimulator ships an update every 39 months, FX_最適ロット計算機～許容損失額を一定にするアプリ every 3 months. The most recent releases landed on September 21, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | iFXSimulator | FX_最適ロット計算機～許容損失額を一定にするアプリ |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 39 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 39 MB |
| Requires iOS | 13.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zelda, Inc.](https://appshunter.io/developer/381675078) | [Koji Watanabe](https://appshunter.io/developer/1332653587) |

## What reviewers say

### iFXSimulator

[App page](https://appshunter.io/ios/app/ifxsimulator/id409298515)

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

**In-app purchases:** none


### FX_最適ロット計算機～許容損失額を一定にするアプリ

[App page](https://appshunter.io/ios/app/fx/id1566085690)

Calculate optimal trade lot sizes based on your acceptable loss amount. This app helps manage risk for Forex and CFD trading, making it suitable for beginners. It supports various currencies, indices, and CFD sizes for precise position adjustments.

**Highlights:** Calculate lot size from acceptable loss, Supports Forex, Gold, Nikkei 225, and Dow Jones, Handles various currency and CFD sizes, Rounds lot numbers to the second decimal place, Real-time position size calculation, Supports stop-loss price for lot calculation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム機能 | $2.99 | per month |


## Frequently asked questions

### Is iFXSimulator free?

iFXSimulator costs $0.99, with no in-app purchases.

### Is FX_最適ロット計算機～許容損失額を一定にするアプリ free?

FX_最適ロット計算機～許容損失額を一定にするアプリ is free to download, with in-app purchases available.

### Do iFXSimulator or FX_最適ロット計算機～許容損失額を一定にするアプリ have ads?

FX_最適ロット計算機～許容損失額を一定にするアプリ shows ads; iFXSimulator does not.

### Which is updated more often, iFXSimulator or FX_最適ロット計算機～許容損失額を一定にするアプリ?

iFXSimulator ships an update every 39 months, and FX_最適ロット計算機～許容損失額を一定にするアプリ every 3 months. Most recently, iFXSimulator was updated on September 21, 2026 and FX_最適ロット計算機～許容損失額を一定にするアプリ on September 26, 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.*