Position Size Calculator+
Robin van Eck van der Sluijs Finance iPhoneiPadiPod touch
Position Size Calculator+ is a free Finance app for iPhone and iPad by Robin van Eck van der Sluijs. Rated 4.5/5 from 41 ratings. Requires iOS 17.0.
- Rating
- 4.5
- 41 ratings
- Price
- Free
- on the App Store
- Size
- 6 MB
- Age 17+
- Updated
- Aug 21
- 2026 · v1.3
Screenshots
About Position Size Calculator+
Plan every trade with a position size that matches your risk tolerance. Position Size Calculator+ provides a clear, guided workflow for calculating how much to trade based on your account balance, chosen risk percentage, entry price, and stop-loss level. Simply enter your trade details to calculate: - Position size - Trade quantity - Amount at risk - Potential profit - Risk/reward ratio Whether you are planning a long or short position, the calculator validates your inputs and updates the results instantly. Add an optional profit target to evaluate the potential reward before entering a trade. Designed for both new and experienced traders, Position Size Calculator features: - Guided three-step calculation - Support for long and short trades - Configurable risk percentages - Optional take-profit calculations - Easy copying of calculated values - Light and dark mode - Optimized layouts for iPhone and iPad - Accessible, straightforward controls Use Position Size Calculator+ when planning trades involving stocks, forex, cryptocurrencies, or other price-based markets. Good risk management starts before a trade is placed. Calculate your exposure, understand the potential outcome, and approach every position with a clear plan. Position Size Calculator+ is an informational calculation tool and does not provide financial or investment advice. Always verify calculations before making financial decisions.
Ratings & reviews
4.5
41 ratings
What’s new
Version 1.3 · Updated August 21, 2026
Position sizing is now faster and easier with our redesigned guided calculator. - New modern design with light and dark mode support - Clear step-by-step calculation flow - Improved long and short position calculations - Better validation and more accurate results - Optimized layouts for iPhone and iPad - Improved accessibility and privacy controls - General performance and reliability improvements
App privacy
The developer, Robin van Eck van der Sluijs, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Product Interaction
- Diagnostics: Crash Data, Performance Data
Used for: Analytics, App Functionality
Alternatives to Position Size Calculator+
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| App | Rating | Price | Last updated |
|---|---|---|---|
| Position Size Calculator+ | 4.5 / 5 (41 ratings) | Free | August 21, 2026 |
| 3R Calculator - Risk & Reward | 4.2 / 5 (10) | Free | Aug 11, 2026 |
| FX Position Calculator | 4.6 / 5 (9) | Free | Jul 10, 2025 |
| FX Position Size Calculator | 4.7 / 5 (229) | Free | Sep 15, 2026 |
| Stock Position Calculator | 4.4 / 5 (7) | Free | Jul 10, 2025 |
| Stock Calculator - Risk Reward | 5.0 / 5 (6) | Free | Jan 12, 2024 |
| Forex Size Calculator: Posica | – | Free | May 31, 2024 |