# FX LotSize vs ForeXpert

The clearest difference is update cadence: FX LotSize at every 3 days against ForeXpert's every 2 weeks. ForeXpert's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. FX LotSize sells 1 one-off in-app purchase and ForeXpert sells 1 in-app purchase, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

FX LotSize ships an update every 3 days, ForeXpert every 2 weeks. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | FX LotSize | ForeXpert |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 8 MB | 55 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [yuki kawahito](https://appshunter.io/developer/1668178650) | [Rui Hirano](https://appshunter.io/developer/1663659809) |

## What reviewers say

### FX LotSize

[App page](https://appshunter.io/ios/app/fx-lotsize/id6445845651)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Currency Pair | $5.99 | one-time |


### ForeXpert

[App page](https://appshunter.io/ios/app/forexpert-forex-backtest/id6476443077)

Practice discretionary trading on historical forex charts without risking real money. Step through past price action candle by candle, place real orders, and measure your results with detailed performance statistics. Test your trading strategies and improve your execution skills on the go.

**Highlights:** Realistic backtesting on historical charts, 26 instruments across 8 timeframes, Full order types (Market, Limit, Stop), Technical analysis and drawing tools, Detailed performance statistics, Customizable trading parameters, Cloud sync across devices

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ForeXpert プレミアムプラン | $6.99 | per month |


## Frequently asked questions

### Is FX LotSize free?

FX LotSize is free to download, with in-app purchases available.

### Is ForeXpert free?

ForeXpert is free to download, with in-app purchases available.

### Do FX LotSize or ForeXpert have ads?

Neither FX LotSize nor ForeXpert shows ads.

### Which is updated more often, FX LotSize or ForeXpert?

FX LotSize ships an update every 3 days, and ForeXpert every 2 weeks. Most recently, FX LotSize was updated on September 18, 2026 and ForeXpert on September 17, 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.*