StockOrbit vs Easy Option Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StockOrbit
This app provides real-time stock market data, trading analytics, and research tools to help users refine their trading strategies. It includes features like live alerts, a personal trading journal, and options profit calculations.
- Live buy/sell alerts
- Personal trading journal
- Options profit calculator
- In-depth stock research
- Volatility simulations
- Custom watchlists
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StockOrbit app for clients.
Easy Option Calculator
Calculate option prices and Greeks using the Black-Scholes model. Input underlying price, exercise price, days to expiration, interest rate, and volatility to get instant results. Reset values easily with a dedicated button.
- Black-Scholes model calculation
- Option price and Greeks
- Input underlying price
- Input exercise price
- Input days to expiration
- Input interest rate
- Input volatility
- Reset values function
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Easy Option Calculator is very easy to use, enter following values, and click button “Call”, or “Put” to get option prices and option Greeks: Underlying price ($), exercise price ($), days until expiration (days), interest rate (%), and volatility (%). click "Reset" button to reset values. The Black–Scholes model is a mathematical model of a financial market containing certain derivative investment instruments. From the model, one can deduce the Black–Scholes formula, which gives the price of options. It is widely used by options market participants. Many empirical tests have shown the Black-Scholes price is “fairly close” to the observed prices.
Screenshots
Verdict
The clearest difference is rating: Easy Option Calculator at 5.0 against StockOrbit's 4.3. Easy Option Calculator also leads on in-app purchases (none vs 3) and review sentiment (100% vs 83%). StockOrbit's advantage is ads (none vs shown) and ratings volume (244 vs 1). On price 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
Both are free to download. StockOrbit sells 3 in-app purchases, starting at $9.99 per month. Easy Option Calculator asks for nothing beyond the download.
Easy Option Calculator holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: StockOrbit has 244 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of StockOrbit's written reviews are positive against 100% of Easy Option Calculator's.
StockOrbit ships an update monthly, Easy Option Calculator every 3 months. Both last shipped on November 3, 2026.
| Parameter | StockOrbit | Easy Option Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (244 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 82.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 244 — better | 1 |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | StockOrbit LLC | Guoli Jian |
Customer experience
StockOrbit
Easy Option Calculator
Bugs and requests
StockOrbit
Reported bugs
4 issues- App crashes after update
- App crashes when searching for a stock
- Email already in use during registration
- App consistently crashes
Requested features
3 requests- Add options spreads
- Improve accuracy of option pricing
- Reduce ad frequency or offer ad-free option
Easy Option Calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
StockOrbit
- StockOrbit Bronze$9.991 Month
- StockOrbit Silver$24.991 Month
- StockOrbit Gold$49.991 Month
Easy Option Calculator
No in-app purchases
Questions
Is StockOrbit free?
Is Easy Option Calculator free?
Which has better reviews, StockOrbit or Easy Option Calculator?
Do StockOrbit or Easy Option Calculator have ads?
Which is updated more often, StockOrbit or Easy Option Calculator?
Other comparisons
