BPSTracker vs ZeroSigma
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BPSTracker
Monitor your Bull Put Spread options positions with real-time Greeks, P&L tracking, and risk management tools. Visualize trends, import data from screenshots, and analyze your trading history for better performance.
- Portfolio overview
- Real-time Greeks (Delta, Theta, Gamma, Vega)
- Daily Theta value tracking
- Risk indicators and alerts
- Greeks trend charts
- Screenshot import for positions
- Trading history and performance statistics
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Track your Bull Put Spread options positions with precision. BPS Tracker helps options traders monitor their credit spread positions with real-time Greeks, P&L tracking, and risk management tools. FEATURES: • Portfolio Overview - See total capital at risk, max profit, and unrealized P&L at a glance • Real-time Greeks - Delta, Theta, Gamma, Vega for each position • Daily Theta Value - Know exactly how much you earn from time decay • Risk Indicators - ITM warnings, near-expiry alerts, breakeven monitoring • Greeks Trend Charts - Visualize Delta, Theta, IV and spread cost over time • Screenshot Import - Automatically parse positions from brokerage screenshots • Closed Position Tracking - Record close reasons and realized returns • Trading History - Win rate, average RoR, and performance statistics FREE - EVERYTHING INCLUDED: No subscription, no ads. Every feature is unlocked for everyone: unlimited positions, 5-minute market data, full Greeks trend charts, historical IV, advanced Risk Bar, and custom alert thresholds. 30 AI analyses and 20 screenshot imports per month. DEMO MODE: Try the app with sample positions - no account required. Perfect for theta gang traders and anyone selling Bull Put Spreads. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.bpstracker.com/bpstracker/privacy
ZeroSigma
This app offers real-time options analytics for traders, providing insights into dealer positioning and market structure. Visualize strike-level exposure and understand changes in the options landscape with interactive charts and detailed Greek analytics.
- Greek exposure analytics
- Delta-adjusted Gamma Exposure (DA-GEX)
- Vega Exposure (Vega-EX)
- Interactive strike-level charts
- Dealer Directional Open Interest (DDOI)
- Real-time options positioning monitoring
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ZerσSigma is a real-time options analytics platform built for traders who want a deeper understanding of dealer positioning, options exposure, and market structure. Explore strike-level exposure across SPX, SPY, QQQ, and NDX with interactive charts designed to help you identify important positioning concentrations and understand changes in the options landscape. **Features:** - Greek exposure analytics, including Gamma, Delta, Vega, Vanna, Charm, Theta, Speed, Vomma, and Zomma - Delta-adjusted Gamma Exposure (DA-GEX) - Vega Exposure (Vega-EX) and volatility sensitivity - Optional Low IV overlay for Gamma analysis - Net and Call/Put split views - Open-interest and volume-weighted exposure - Dealer Directional Open Interest (DDOI) - Interactive strike-level charts with zoom and inspection - Multiple symbols and 0DTE/1DTE expiration selection - Secure account-based access The iPhone app provides a streamlined way to monitor options positioning wherever you are, using the ZerσSigma analytics platform. Create an account to get started. Premium features require an eligible subscription. ZerσSigma provides market analytics for informational purposes and does not provide investment advice or trading recommendations. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is monetization model: BPSTracker at free against ZeroSigma's freemium. ZeroSigma's advantage is ratings volume (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, rating, update cadence and ads 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. BPSTracker sells 2 in-app purchases, starting at $19.99 per month and ZeroSigma sells 2 in-app purchases, starting at $79.00 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for BPSTracker against 5.0 for ZeroSigma. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | BPSTracker | ZeroSigma |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Tz-Je Lin | ZeroSigma |
Customer experience
BPSTracker
ZeroSigma
In-app purchases
BPSTracker
- BPSTracker Pro$19.991 Month
- BPSTracker Pro$179.991 Year
ZeroSigma
- ZeroSigma Premium$79.001 Month
- ZeroSigma Premium$699.001 Year








