| What it does | Free online countdown timer with custom sounds, themes, and sharing
| Free options calculators and trade analyzer that shows its assumptions
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Custom duration and end time settings
- Multiple sound alert options
- Fullscreen mode for focused display
- Shareable timer links
- Keyboard shortcuts for quick control
- Mobile optimized responsive design
- Saved preferences between sessions
- Browser notifications
- Up to 24 hour timer duration
- Popular preset timers
| - Trade analyzer for single and multi-leg positions
- 58 strategy templates
- Black-Scholes-Merton Greeks calculator
- Scenario matrix across price and time
- Volatility labeled by source
- MarketData.app integration for option chains
- Browser-based position storage
- Shareable position links
- 20+ focused calculators
- Plain-English learning library
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| What makes it different | - Completely free with no hidden costs or premium features
- No registration or personal information required
- Privacy focused with no tracking or data collection
- Works on all devices without downloads or installations
- Shareable timer links for collaborative timing
| - Shows which numbers are exact arithmetic, which are estimates, and which come from user input
- No account required and positions stay in browser
- Never hides assumptions or pricing
- Server never sees user data or tokens
- Exact expiration payoff calculations
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 14 ▼ −1 (down) since last check | 7 ● no change since last check |
| Trust Flow (Majestic) | 18 | 4 |
| Citation Flow (Majestic) | 21 | 20 |
| Referring domains (Majestic) | 487 | 9 |