Comparison

Quant Data vs Sigma Trade

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

Head to head
About

Quant Data

Access real-time options order flow, including off-exchange trades and Dark Pool prints. This platform provides algorithmic scans and quantitative reports to give retail traders an edge in the options market.

Highlights
  • Real-time options order flow
  • Dark & Lit Pool prints
  • Algorithmic Quant Alerts
  • News + Sentiment analysis
  • Customizable filters & watchlist
  • Quantitative stock reports
Features
Currently charting
Read full description

Quant Data gives you institutional-grade options order flow, dark pool data, gamma exposure, and market analytics, all streaming in real time to your iPhone and iPad. Real-Time Options Order Flow • Watch options trades hit the tape as they happen • Our system scans every equity options contract across all exchanges and delivers them straight to your device • View consolidated or unconsolidated activity, filter by ticker, expiration, strike, sector, or build custom filter groups to zero in on exactly the trades that matter to you Options Exposure Analysis • Dive into Gamma Exposure (GEX), Delta Exposure (DEX), Vanna Exposure (VEX), and Charm Exposure (CHEX) broken down by individual strike prices and expiration dates • Use heat maps and interval maps to visualize where dealer hedging pressure is building across the options chain Dark Pool and Equity Data • Access off-exchange prints and dark pool levels that most retail platforms simply don't show you • Dark flow activity is overlaid with stock price action so you can see where large block trades are printing relative to price • Every trade is broken out with full detail so nothing gets buried in the noise Volatility Tools • Track how implied volatility ranks against its own history • See how it shifts across strike prices through the skew • Compare pricing across expiration dates with the term structure • Monitor how volatility trends over time Open Interest and Max Pain • See how open interest is distributed across strikes and expirations • Track where max pain sits and how it moves throughout the day • Monitor positioning changes as contracts are opened and closed Flow Analysis and Statistics • Visualize the directional bias of options activity in real time with cumulative flow and drift charts • Break down volume by trade side to see whether buyers or sellers are in control • View market share across exchanges to understand where flow is being routed Gainers and Losers • Quickly identify which tickers are seeing the most bullish or bearish options premium activity, filterable by sector and industry News Feed • Stay on top of market-moving headlines with a real-time news feed, filterable by the tickers and sectors you care about Customizable Layouts • Add, remove, and duplicate any tool card on your home screen • Save multiple page layouts, create custom pages with your own combination of tools, or browse pages shared by other users • Every layout change syncs with your web dashboard automatically Alerts with Push Notifications • Set up alerts for drift crosses, heat map MVC shifts and proximity, and new consolidated flow events • Configure throttle intervals and notification preferences for each alert • Push notifications go straight to your iPhone or iPad so you never miss a setup, even when the app is closed Themes and Appearance • Choose from built-in themes, create your own with full color control, or browse themes shared by the community • Adjust font sizes for readability and set your preferred time zone for all timestamps Biometric Sign-In • Sign in with Face ID or Touch ID for quick, secure access to your account Cross-Platform Sync • Your layouts, filters, alerts, themes, and settings carry over between the mobile app and web dashboard in real time A Quant Data subscription is required to access live market data and tools. Questions? Reach out any time through our in-app support chat or visit https://quantdata.us/ Terms of Use: https://quantdata.us/legal/terms Privacy Policy: https://quantdata.us/legal/privacy Apple Standard License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Sigma Trade

An investment platform designed for the Hispanic community, offering tools for US securities trading with competitive costs. It provides an intuitive interface for new investors and advanced analysis for experienced traders, all in Spanish.

Highlights
  • US securities trading
  • Zero commission stocks and ETFs
  • Options on indexes
  • Spanish language support
  • Intuitive interface
  • Graphic and analysis tools
Read full description

Investment platform for the Hispanic community At Sigma Trade Option, we offer you all the tools for US securities, with the most competitive costs. LANGUAGE Through our partnership with Tradier Brokerage, from opening the account, depositing funds and throughout the entire operation, you will have tools that will help you navigate all these stages in your own language. LOW COST You can invest and trade in stocks and options of individual companies & ETFs with "ZERO" commissions and no minimums per trade through our agreement with Tradier Brokerage. Also options on indexes at a reduced price with the most competitive costs on the market with a small monthly fee. TECHNOLOGY We designed an easy and intuitive platform for new investors. With many graphic and analysis solutions for the most experienced. Opcion Sigma Trade was born from the conviction of a group of small investors who believe in the power of financial purchase and sale options as a versatile instrument to invest, hedge and make a portfolio profitable. Since 2019, Luis Hernan Silva Sinning has led a community of more than 100 thousand people who follow him on different communication channels, all passionate about financial education issues. We realized that there was a lack of a platform that brought together all the necessary tools, with the most competitive costs on the market and designed for the large Spanish-speaking family. In this way, with Opcion Sigma Trade you can apply all the knowledge acquired, use the multiple strategies with options and have a graphic and analytical follow-up of all the operations carried out, monitoring their profitability at all times. Sigma Option Trade LLC is a company incorporated and operated in the USA. It is the responsibility of each client to know the legal requirements that the current legal framework applicable in their country of residence establishes on the services provided by Sigma Option Trade LLC, as well as to know if The current legal framework applicable in your country of residence allows you to use the services provided by Sigma Option Trade LLC. This is not an offer, solicitation of an offer or advice to buy or sell securities, or open a brokerage account in any jurisdiction where Sigma Option Trade LLC is not registered, or the operations of Sigma Option Trade LLC contravene local laws. Terms of Use (EULA): https://www.opcionsigma.com/terminos-y-condiciones Privacy Policy: https://opcionsigma.com/politica-de-privacidad

Screenshots

Quant Data4 screens
Sigma Trade4 screens

Verdict

The call

The clearest difference is rating: Sigma Trade at 5.0 against Quant Data's 4.5. Sigma Trade also leads on monetization model (free vs free with in-app purchases) and review sentiment (100% vs 80%). Quant Data's advantage is chart position (#183 vs unranked). On price, ratings volume, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Quant Data sells 4 in-app purchases, starting at $74.99 per month and Sigma Trade sells 2 in-app purchases, starting at $39.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sigma Trade holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 43 and 44 respectively. Written reviews point the same way: 80% of Quant Data's written reviews are positive against 100% of Sigma Trade's.

UpkeepUpdate frequency

Quant Data ships an update every 3 weeks, Sigma Trade every 10 days. The most recent releases landed on September 3, 2026 and September 16, 2026 respectively.

Scorecard5 real differences · 6 level
Quant Data versus Sigma Trade: the parameters behind the verdict, then further details
ParameterQuant DataSigma Trade
PriceFreeFree
Rating4.5 (43 ratings)5.0 (44 ratings) — better
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings4344 — better
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
Best chart rank#183 — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.415.0 — better
Further details — not scored
Size75 MB62 MB
Age rating4+4+
DeveloperQuant Data LLCOpción Sigma Trade

Customer experience

Quant Data

All ratings43 ratings
Positive86.0%
Neutral4.7%
Negative9.3%
Written reviews30 reviews
Positive80.0%
Neutral6.7%
Negative13.3%

Sigma Trade

All ratings44 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Quant Data

Subscriptions4
  • Monthly Subscription$74.991 Month
  • Monthly Subscription (Trial)7 Days trial$74.991 Month
  • Yearly Subscription$799.991 Year
Show 1 more
  • Yearly Subscription (Trial)7 Days trial$799.991 Year
2 purchases

Sigma Trade

Subscriptions2
  • Sigma Full — Monthly$39.991 Month
  • Sigma Full — Annual$329.991 Year

Questions

Is Quant Data free?
Quant Data is free to download, with in-app purchases available.
Is Sigma Trade free?
Sigma Trade is free to download, with in-app purchases available.
Which has better reviews, Quant Data or Sigma Trade?
Sigma Trade is rated higher. Quant Data averages 4.5 out of 5 from 43 ratings, while Sigma Trade averages 5.0 from 44 ratings.
Do Quant Data or Sigma Trade have ads?
Neither Quant Data nor Sigma Trade shows ads.
Which is updated more often, Quant Data or Sigma Trade?
Quant Data ships an update every 3 weeks, and Sigma Trade every 10 days. Most recently, Quant Data was updated on September 3, 2026 and Sigma Trade on September 16, 2026.

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