# STINU Position Size Calculator vs PropScale

The clearest difference is in-app purchases: PropScale at none against STINU Position Size Calculator's 1. STINU Position Size Calculator's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. STINU Position Size Calculator sells 1 in-app purchase, starting at $18.99 per year. PropScale asks for nothing beyond the download.

STINU Position Size Calculator ships an update every 2 weeks, PropScale every 5 weeks. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | STINU Position Size Calculator | PropScale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (835 ratings)](https://appshunter.io/ios/app/stinu-position-size-calculator/id1415292923/reviews)** | — |
| Number of ratings | **835** | — |
| Positive reviews | 45.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 15 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Black Tower Investments Ltd.](https://appshunter.io/developer/659419543) | [David McGregor](https://appshunter.io/developer/1896733756) |

## What reviewers say

### STINU Position Size Calculator

[App page](https://appshunter.io/ios/app/stinu-position-size-calculator/id1415292923)

This app provides precise position sizing for Forex, commodities, and cryptocurrency trading using live market data. It helps traders eliminate errors and execute trades with confidence by accurately calculating trade size based on risk tolerance and stop-loss distances.

**Highlights:** Real-time market data for accurate calculations, Supports multiple account currencies, Fast calculation for multiple stop-loss distances, Calculations for commodities and crypto, Leverage independent risk calculation, Intuitive and clean user interface, Eliminates manual calculation errors

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $18.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Simple and accurate
- 🚀 Quick calculations
- 👍 Great for risk management
- 👍 Helpful for beginners

**What reviewers complain about**

- 🐛 Doesn't work on weekends
- 🐛 Inaccurate risk calculations
- 💰 Overpriced subscription
- 🐛 Frequent errors and bugs
- 🐛 Doesn't work with all currency pairs

**Reported bugs**

- Requests for market price fail
- Unable to enter decimal values for pips
- App crashes on certain devices
- Incorrect lot size calculations

**Requested features**

- Add support for indices (US30, NAS100, SPX500)
- Add support for cryptocurrencies and commodities
- Allow calculations outside of market hours
- Add a night mode/dark theme
- Implement saved profiles for different account sizes


### PropScale

[App page](https://appshunter.io/ios/app/propscale/id6783999021)

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

**In-app purchases:** none


## Frequently asked questions

### Is STINU Position Size Calculator free?

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

### Is PropScale free?

PropScale is free to download, with no in-app purchases.

### Do STINU Position Size Calculator or PropScale have ads?

Neither STINU Position Size Calculator nor PropScale shows ads.

### Which is updated more often, STINU Position Size Calculator or PropScale?

STINU Position Size Calculator ships an update every 2 weeks, and PropScale every 5 weeks. Most recently, STINU Position Size Calculator was updated on October 20, 2026 and PropScale on October 10, 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.*