★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
GammaWins Calculator vs ORTEX
GammaWins Calculator
Best for options p&l
Free
ORTEX
Best for short interest and insider data
Free • From $39/mo
GammaWins Calculator
Best for options p&l
Free
ORTEX
Best for short interest and insider data
Free • From $39/mo
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The verdict
The bottom line
GammaWins Calculator and ORTEX cover a lot of the same ground (2 shared categories, options and data visualizations), so for the basics you won't go far wrong with either. ORTEX simply does more: 14 categories to GammaWins Calculator's 3, including short interest, insider data, and quant, plus a mobile app. GammaWins Calculator counters by being completely free.
Key differences at a glance
- Mobile app
- ORTEX
- Broader coverage
- ORTEX14 vs 3 categories
- API access
- ORTEX
- Real-time data
- ORTEX
- Asset coverage
- ORTEXAdds ETFs
- Beginner friendly
- ORTEX
Choose
GammaWins Calculator if…
- You care about options p&l, something ORTEX doesn't offer
Choose
ORTEX if…
- You do a lot of your research from your phone
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You care about short interest, insider data, and quant, things GammaWins Calculator doesn't offer
Comparison snapshot
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free | Free • From $39/mo |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | Free: data latency: 15-minute delayed and Free: share links retention: >= 90 days after last open | 9 limits: API Trader: credits per month: 1,000, API Trader: rate limit: 1 req/s +7 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | No | Yes |
Broker sync | — | No |
Integrations | — | Microsoft Excel (Add-in) and Python SDK |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders and Pro Retail | — |
Categories covered | 3 | 14 |
Regions | North America, Europe | North America, Europe |
| Data & capabilities | ||
Data quality | Latency: 15-min Delayed | 3 signals: Latency: Real-time and End of Day, Granularity: Minute and EOD +1 more |
Data partners | OPRA | — |
Capabilities | Multi-leg options and Greeks | Universe builder |
| Try it | Visit GammaWins Calculator | Visit ORTEX |
Standout features
What GammaWins Calculator does best
- Model options strategies with payoff and strategy-value visualizations over time and underlying price.
- Overlay Greeks and review strategy metrics such as max profit, max loss, breakeven ranges, profit probability, premium yields, and intrinsic/extrinsic value.
- Start from common strategy presets or build custom multi-leg, multi-expiry strategies with per-leg controls.
- Select strikes by delta or absolute price when constructing spreads and other options structures.
- Review volatility inputs including realized volatility, ATM implied volatility, model-free implied volatility, and IV/RV ranks or percentiles.
What ORTEX does best
- Monitor short interest and securities-lending conditions with utilization, cost to borrow, shares on loan, and percentage of free float on loan.
- Compare lending-based short-interest estimates with official U.S. exchange-reported short interest and European flagged-short disclosures.
- Track intraday and real-time estimates from ORTEX lender and broker data pools where plan access supports those views.
- Research options activity and flow signals using OPRA-sourced options data, with OPRA terms required before access.
- Use alpha-signal modules such as Short Squeeze, EPS, RSI, MACD, and Company Events as research context with back-tested statistics.
Data & access details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | OptionsStocks | StocksETFsOptions |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro Retail | Not specified |
Regions | North AmericaEurope | North AmericaEurope |
Coverage details | 4 countriesIdentifiers: Ticker | Countries: USIdentifiers: Ticker |
| Data | ||
Data freshness | 15-min Delayed | Real-timeEnd of Day |
Data granularity | Not specified | MinuteEOD |
Data partners | OPRA | Not specified |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: APIKeySDKs: Python |
Integrations | Not specified | Microsoft Excel (Add-in)Python SDK |
Export formats | Not specified | CSV |
| Plans & trust | ||
Capability signals | Multi-leg optionsGreeks | Universe builder |
Vendor & support | GammaWins ABCountry: SwedenSupport: Email and Forum | Ortex Technologies LimitedCountry: United KingdomSupport: Email and Phone |
Curation ratings | Not specified | Methodology 4/5Reliability 4/5UX 4/5 |
Green tags are exclusive to that tool in this comparison.
Pricing breakdown
Free
Lower starting price
Plans & pricing
- data latency: 15-minute delayed
- share links retention: >= 90 days after last open
$39/mo
Starting price
Plans & pricing
- credits per month: 1,000
- rate limit: 1 req/s
- +1 more
- credits per month: 10,000
- rate limit: 5 req/s
- +1 more
- credits per month: 100,000
- rate limit: 50 req/s
- +1 more
Coverage overlap
Shared categories
2Where the two tools cover the same ground.
GammaWins Calculator strengths
1What you only get with GammaWins Calculator.
ORTEX strengths
12Community category leaders
Vote sentiment comparison
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Frequently Asked Questions
What's the difference between GammaWins Calculator and ORTEX?
GammaWins Calculator leans toward options p&l, options, and data visualizations, while ORTEX puts more weight on short interest, insider data, and quant. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do GammaWins Calculator and ORTEX cost?
Good news: both GammaWins Calculator and ORTEX have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: GammaWins Calculator or ORTEX?
ORTEX is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Can I use GammaWins Calculator or ORTEX on my phone?
ORTEX lists a dedicated mobile app, so it travels better. GammaWins Calculator doesn't list a dedicated mobile app; its documented access is web.
Does GammaWins Calculator or ORTEX have an API?
ORTEX has an API for programmatic access and custom integrations. GammaWins Calculator doesn't, so you're working through its interface.
Should I choose GammaWins Calculator or ORTEX?
It depends on what you're after. Pick GammaWins Calculator if options p&l matter to you; go with ORTEX if you'd rather have short interest and insider data. And if you only need the basics both share, let price decide.
What asset classes do GammaWins Calculator and ORTEX cover?
Both cover options and stocks. ORTEX adds ETFs on top.
Does GammaWins Calculator or ORTEX have real-time data?
ORTEX offers real-time data, which matters if you trade actively. GammaWins Calculator runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Can I export data from GammaWins Calculator and ORTEX?
ORTEX exports to CSV. GammaWins Calculator is stingier about getting data out.
Which has a better stock screener: GammaWins Calculator or ORTEX?
ORTEX has a stock screener for surfacing ideas; GammaWins Calculator doesn't, and focuses its energy elsewhere.
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.