# FX_最適ロット計算機～許容損失額を一定にするアプリ vs FXロット自動計算・トレンドナビ

The clearest difference is in-app purchases: FXロット自動計算・トレンドナビ at none against FX_最適ロット計算機～許容損失額を一定にするアプリ's 1. FXロット自動計算・トレンドナビ also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). FX_最適ロット計算機～許容損失額を一定にするアプリ's advantage is iOS requirement (13.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. 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. FXロット自動計算・トレンドナビ asks for nothing beyond the download.

FX_最適ロット計算機～許容損失額を一定にするアプリ ships an update every 3 months, FXロット自動計算・トレンドナビ every 5 days. The most recent releases landed on September 14, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | FX_最適ロット計算機～許容損失額を一定にするアプリ | FXロット自動計算・トレンドナビ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 11 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Koji Watanabe](https://appshunter.io/developer/1332653587) | [株式会社WIB](https://appshunter.io/developer/1672256210) |

## What reviewers say

### 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 |


### FXロット自動計算・トレンドナビ

[App page](https://appshunter.io/ios/app/fx/id1672256208)

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

**In-app purchases:** none


## Frequently asked questions

### 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.

### Is FXロット自動計算・トレンドナビ free?

FXロット自動計算・トレンドナビ is free to download, with no in-app purchases.

### Do FX_最適ロット計算機～許容損失額を一定にするアプリ or FXロット自動計算・トレンドナビ 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; FXロット自動計算・トレンドナビ does not.

### Which is updated more often, FX_最適ロット計算機～許容損失額を一定にするアプリ or FXロット自動計算・トレンドナビ?

FX_最適ロット計算機～許容損失額を一定にするアプリ ships an update every 3 months, and FXロット自動計算・トレンドナビ every 5 days. Most recently, FX_最適ロット計算機～許容損失額を一定にするアプリ was updated on September 14, 2026 and FXロット自動計算・トレンドナビ on September 22, 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.*