FairOption vs TradeSmith
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FairOption
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WELCOME to the FairOption App *** THE GOLD STANDARD OPTION PRICING CALCULATOR (Since 2014) *** Version 3.2 is a super-powerful, easy-to-use option pricing tool completely rewritten using Apple's latest SwiftUI framework, and now available for numerous Apple devices including iPhone, Mac, iPad and Apple Watch. All versions include syncing of your securities data across all Apple platforms you purchase the App. See screenshots here for the main features, and website video for more detail. If you are someone who wants the best option pricing software on the top and most secure Apple platform, then you can do no better than use the FairOption App. FEATURES and BENEFITS: - Fast Option Pricing in a fully interactive, two-way scrollable grid. - Works great in Light and Dark Modes (Plus in Landscape and Portrait orientations on iPhone and iPad). - Greeks are displayed (with descriptions) by a single tap on any option result. - Auto Syncing of securities between your Apple devices. (The App is supplied per-platform) - Comprehensive Help document covering all app features and settings. - Binomial and Black-Scholes pricing models are included. (The Binomial has an adjustable number of calculation steps and is more suited to American exercise-style options. The Black-Scholes-Merton model is better for pricing European options and is adapted for dividend-paying securities) - Included Continuously Compounded Interest Rate calculator for input of the risk-free interest rate parameter. (Extensive explanation contained within help document) - Automatic strike price intervals that can be easily overridden with 1 tap. - Editable default template for all new securities. - Numerous utilities, including for import/export of securities data to a local file (in JSON or CSV format) for spreadsheet analysis, or backup/restore purposes. - Added Demo data utility: to help you get 'up-to-speed' using the 'Quick Start Guide'. - Test Calc mode to set a fixed amount of time to expiry for test and comparison purposes. - No 'in-app' purchases. (It's already 'All-in-there'!) - Designed by main Developer with over 30 years' experience of developing financial and option pricing software. *** Whether you are a Pro Trader, or someone just starting out learning about options, you will find FairOption to be an invaluable tool *** WHAT'S NEW in VERSION 3.2: - Ability to sync across all Apple device platforms you purchase the app - Complete rewrite using SwiftUI (The framework first introduced by Apple in 2019) - Import/Export of Securities data (This facilitates independent local backup and restore via the JSON file format) - Included Demo Data utility for testing and familiarity purposes. - All Option results tables are scrollable in both directions on all devices and fully interactive - Short-term Weeklys and longer-term LEAPS option expiry variants are specifically catered for - Improved, faster switching between Call and Put option results, but whilst still maintaining the current expiry and strike price selection - Included Continuously Compounded Interest Rate Calculator for easy calculation of the risk-free interest rate parameter - Editable default template for all new securities SUPPORT We welcome feedback and suggestions concerning FairOption. Please contact us at support@FairOption.com if you have any problems Our Terms of use: https://www.fairoption.com/terms.php Our Privacy Policy: https://www.fairoption.com/privacy.php Apple's Licence Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
TradeSmith
Stay informed on financial market trends with real-time headlines and technical analysis. Track your favorite investments and uncover hidden risks in your portfolio.
- Financial market headlines
- Technical analysis insights
- Customizable watch lists
- Portfolio risk assessment
- Investment import and analysis
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The TradeSmith app allows you to explore all the latest headlines in the world of finance; from the futures markets to the opening and closing bells, we’ve got you covered. Discover the overall risk of the financial markets. Don’t let market hype lead your investing decisions; our app shows you how the markets are performing based on technical analysis. Create watch lists of your favorite investments — like Apple and Facebook — to see their risk and performance in the markets. Import your own investments and gain insights into the hidden risks in your portfolio.
Screenshots
Verdict
The clearest difference is price: TradeSmith at Free against FairOption's $17.99. TradeSmith also leads on update cadence (every 6 weeks vs every 23 months) and iOS requirement (14.0 vs 16). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
TradeSmith is free to download; FairOption costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.
FairOption ships an update every 23 months, TradeSmith every 6 weeks. The most recent releases landed on May 15, 2026 and September 17, 2026 respectively.
| Parameter | FairOption | TradeSmith |
|---|---|---|
| Price | $17.99 | Free — better |
| Rating | — | 3.6 (41 ratings) — better |
| Positive reviews | — | 25.0% of reviews |
| Number of ratings | — | 41 — better |
| Update frequency | Every 23 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 16 | 14.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 314 MB |
| Age rating | 4+ | 4+ |
| Developer | Miles Hitcham | Tradesmith, LLC |
In-app purchases
FairOption
No in-app purchases
TradeSmith
No in-app purchases









