# FX Diff Lt vs 通貨強弱チャート

The clearest difference is in-app purchases: FX Diff Lt at none against 通貨強弱チャート's 4. FX Diff Lt also leads on ads (none vs shown) and iOS requirement (8.1 vs 14.0). 通貨強弱チャート's advantage is update cadence (every 6 weeks vs every 7 months). On price and device support there is nothing between them.

Both are free to download. 通貨強弱チャート sells 4 one-off in-app purchases. FX Diff Lt asks for nothing beyond the download.

FX Diff Lt ships an update every 7 months, 通貨強弱チャート every 6 weeks. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | FX Diff Lt | 通貨強弱チャート |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 14 MB | 56 MB |
| Requires iOS | **8.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Strelka Limited](https://appshunter.io/developer/959296102) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### FX Diff Lt

[App page](https://appshunter.io/ios/app/fx-diff-lt-compare-forex/id1175195044)

Analyze currency pair behavior with simple graphs, including cryptocurrencies like Bitcoin and Ethereum. Understand relative growth, dynamics, and moving averages to identify trends, reduce trading risk, and avoid mutually exclusive trades.

**Highlights:** Currency pair behavior analysis, Cryptocurrency support (BTC, ETH), Relative growth graphs, Relative dynamics graphs, Moving average analysis, Trend identification

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

**In-app purchases:** none


### 通貨強弱チャート

[App page](https://appshunter.io/ios/app/id1642530081)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| アプリケーション開発者への応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## Frequently asked questions

### Is FX Diff Lt free?

FX Diff Lt is free to download, with no in-app purchases.

### Is 通貨強弱チャート free?

通貨強弱チャート is free to download, with in-app purchases available.

### Do FX Diff Lt or 通貨強弱チャート have ads?

通貨強弱チャート shows ads; FX Diff Lt does not.

### Which is updated more often, FX Diff Lt or 通貨強弱チャート?

FX Diff Lt ships an update every 7 months, and 通貨強弱チャート every 6 weeks. Most recently, FX Diff Lt was updated on October 24, 2026 and 通貨強弱チャート on October 4, 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.*