Comparison

FX Option vs Option Calculation

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

FX Option

Features
Read full description

FX Option - is a new calculator for FOREX options. The app has been specifically developed to efficiently price the options. It allows quick and easy calculation of the premium and risk parameters for various types of call and put options. Features: - calculation of risk parameters: delta, vega, theta, gamma, etc - builds a stress-table for the option - sending of detailed calculation and results table to your email or printer - on-the-fly saving of calculation results. Favorites support The app is available in 21 languages.

About

Option Calculation

Features
Read full description

This is an effective and practical app for calculation of European-style option! Based on BSM Model: โ€ข support to calculate option price, implied volatility, put-call parity. โ€ข When you calculate option price/implied volatility, the greeks are calculated and show simultaneously. โ€ข Support to show option price/delta/gamma for 2D/3D interactively! โ€ข 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.

Screenshots

FX Option3 screens
Option Calculation4 screens

Verdict

The call

The clearest difference is update cadence: Option Calculation at every 2 months against FX Option's every 6 months. FX Option's advantage is iOS requirement (8.1 vs 16). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

FX Option ships an update every 6 months, Option Calculation every 2 months. The most recent releases landed on October 8, 2026 and September 19, 2026 respectively.

Scorecard2 real differences ยท 4 level
FX Option versus Option Calculation: the parameters behind the verdict, then further details
ParameterFX OptionOption Calculation
PriceFreeFree
Update frequencyEvery 6 monthsEvery 2 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.1 โ€” better16
Further details โ€” not scored
Size11 MB5 MB
Age rating4+4+
DeveloperStrelka Limitedjiang jin fu

In-app purchases

None

FX Option

No in-app purchases

None

Option Calculation

No in-app purchases

Questions

Is FX Option free?
FX Option is free to download, with no in-app purchases.
Is Option Calculation free?
Option Calculation is free to download, with no in-app purchases.
Do FX Option or Option Calculation have ads?
Neither FX Option nor Option Calculation shows ads.
Which is updated more often, FX Option or Option Calculation?
FX Option ships an update every 6 months, and Option Calculation every 2 months. Most recently, FX Option was updated on October 8, 2026 and Option Calculation on September 19, 2026.

Other comparisons