Option Calculation
Jinfu Jiang Finance iPhoneiPadiPod touch
Option Calculation is a free Finance app for iPhone and iPad by Jinfu Jiang. Requires iOS 16. Updated July 2, 2026.
- Price
- Free
- on the App Store
- Size
- 5 MB
- Age 4+
- Updated
- Jul 2
- 2026 · v1.5
Screenshots
About Option Calculation
This is an effective and practical app for calculation of European-style option! Based on BSM Model: • support to calculate option price, implied volatility, put-call parity. • When you calculate option price/implied volatility, the greeks are calculated and show simultaneously. • Support to show option price/delta/gamma for 2D/3D interactively! • Overlay contracts' curve with different days/implied volatility in same graph. For example, to calculate option price: input underlying price, strike price, days to expire, riskless rate, implied volatility, tap the blue button in the bottom, the option price will be calculated and show immediately! Then tap the button in the top right, show function line of delta/gamma and underlying price in theory. Slide to change the underling price, see how price/delta/gamma changes.
What’s new
Version 1.5 · Updated July 2, 2026
New feature: show option price/delta/gamma in 3D scene!
App privacy
The developer, Jinfu Jiang, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Option Calculation
Looking for apps like Option Calculation? Here are 6 similar apps on the App Store. The highest rated is Easy Option Calculator (5.0/5), and all 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Option Calculation | – | Free | July 2, 2026 | |
| 期权策略助手 | – | Free | Feb 18, 2026 | Compare |
| Easy Option Calculator | 5.0 / 5 (1) | Free | Dec 5, 2023 | Compare |
| Optactic: Option Strategy Tool | 4.3 / 5 (4) | Free | Jun 4, 2026 | Compare |
| OptionPosition+ | 4.0 / 5 (20) | Free | Dec 5, 2024 | Compare |
| Options P&L Calculator | 5.0 / 5 (1) | Free | Jan 8, 2026 | Compare |
| Options Analysis Suite | 4.7 / 5 (3) | Free | Oct 9, 2026 | Compare |
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