# Position Size Calculator+ vs FX LotSize

The clearest difference is update cadence: FX LotSize at every 3 days against Position Size Calculator+'s every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Position Size Calculator+ sells 1 one-off in-app purchase and FX LotSize sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Position Size Calculator+ ships an update every 6 months, FX LotSize every 3 days. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Position Size Calculator+ | FX LotSize |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (41 ratings)](https://appshunter.io/ios/app/position-size-calculator-plus/id1641853465/reviews)** | — |
| Number of ratings | **41** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 8 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Robin van Eck van der Sluijs](https://appshunter.io/developer/476449734) | [yuki kawahito](https://appshunter.io/developer/1668178650) |

## What reviewers say

### Position Size Calculator+

[App page](https://appshunter.io/ios/app/position-size-calculator-plus/id1641853465)

This tool helps traders manage risk and maximize profits by calculating optimal position sizes. It's designed for both beginners and experienced traders across various markets like stocks, forex, and cryptocurrencies.

**Highlights:** Risk management, Position size calculation, Profit maximization, Portfolio protection, Supports stocks, forex, crypto, Beginner and experienced trader friendly

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee | $3.99 | one-time |


### 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 |


## Frequently asked questions

### Is Position Size Calculator+ free?

Position Size Calculator+ is free to download, with in-app purchases available.

### Is FX LotSize free?

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

### Do Position Size Calculator+ or FX LotSize have ads?

Neither Position Size Calculator+ nor FX LotSize shows ads.

### Which is updated more often, Position Size Calculator+ or FX LotSize?

Position Size Calculator+ ships an update every 6 months, and FX LotSize every 3 days. Most recently, Position Size Calculator+ was updated on October 4, 2026 and FX LotSize on October 5, 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.*