The fastest way to know which options can double.

MarketPro instantly calculates the % move needed to double any option — across the entire chain — so you can trade smarter, faster, and with confidence.

No spreadsheets. Just clear numbers.
No guesswork. Full-chain scanning.
No complex Greeks. Delta-based engine.
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Starter is free. Pro is $19/month, Premium is $49/month — cancel anytime.

AAPL 180C – Options Chain
Sample · % to double
StrikeBidAsk% to DoubleStock @ Double
1754.104.203.2%$181.6
1802.352.455.8%$190.2
1851.401.508.9%$201.0
1900.900.9512.4%$213.6
Sorted by lowest % to doubleEngine: Delta-only · Bid/Ask adjusted
Stop guessing which options can double. See it instantly.
MarketPro is a decision engine built for serious retail traders.
Start free

Pricing

Choose the plan that fits your trading style. Upgrade anytime from Settings.

Starter
MarketPro Starter
Free

Track every trade in one place — no spreadsheets required.

  • Stock & options trade tracking
  • Open position tracking
  • Basic reports
Get started

Perfect for getting your trades organized.

Recommended
Pro
MarketPro Pro
$19/month

Everything in Starter, plus the full calculator suite for active traders.

  • Everything in Starter
  • All 6 calculators
  • Covered calls & credit spreads
  • Full trade history
Get started

Perfect for active retail traders.

Premium
MarketPro Premium
$49/month

For traders who want the full option chain doubling engine.

  • Everything in Pro
  • PTD Chain calculator
  • Live option chain feed
Get started

Perfect for high-volume traders.

What makes MarketPro different

MarketPro isn’t just another options tool. It’s a decision engine that tells you what matters — instantly.

Instant doubling math
Core engine
  • % Move to Double
  • Stock Price at Double
  • Delta-based doubling logic
  • Bid/Ask-adjusted formulas
  • Full-chain scanning and sorting
Built for real traders
Available today
  • No spreadsheets or manual math
  • Stock & options trade tracking
  • Covered calls & credit spread tracking
  • FIFO-based P&L allocation
  • Stock split handling (auto-adjusts open options)
Fintech-grade foundation
Future roadmap
  • Real-time data feeds
  • Brokerage integrations
  • Strategy templates (spreads, condors)
  • Educator / classroom dashboards
  • API access for advanced users

Product roadmap

A clear path from core engine to Pro and educator tiers, so you can grow MarketPro into a full fintech platform.

Phase 1 – Core
Available now
  • % to Double and Stock @ Double
  • Delta-only doubling engine
  • Bid/Ask-adjusted formulas
  • Sorting by % to Double, Delta, Expiration
Phase 2 – Plus Tier
Enhance engagement
  • Alerts and watchlists
  • Unlimited layouts
  • Export tools
  • Faster refresh and UX polish
Phase 3 – Pro Tier
Advanced traders
  • Real-time or near-real-time data
  • Brokerage/API integrations
  • Advanced Greeks and volatility analytics
  • Multi-device sync and cloud backups