| What it does | Date, deadline and time calculators with visible assumptions and sources
| Privacy-first financial calculators with zero tracking and no data collection
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| Stage | Not given
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| Founded | Not given
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| Based in | US
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free: 14 calculators (lifestyle, regional, utility) free forever with ads; 3 daily calculations on financial calculators. Pro: $9.99/month (30 days) or $79/year (365 days, save $40.88)
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| Key features | - 184 calculators across 53 categories
- Shows counting rules and assumptions with each result
- Local-first processing with no data sent to servers
- Holiday and weekend calendar selection
- Business day counting
- Date arithmetic (add or subtract days, weeks, months, years)
- Sleep cycle planner with NIH-based 80-100 minute cycles
- Time zone conversion with DST handling
- Save results as images or add to calendar
- Schengen visa 90/180 day rolling window auditing
| - 19 specialized calculators covering financial, lifestyle, utility, and regional categories
- Zero data collection with all calculations performed locally in browser
- Multi-currency support for USD, EUR, GBP, INR, CAD, AUD, JPY, SGD
- Professional PDF reports with charts, tables, and analysis
- Works offline with PWA functionality
- No registration required for any calculator
- Embed calculators on websites with responsive iframe code
- SIP calculator with smart analysis and inflation consideration
- Regional calculators for 8 countries with local market data
- Mobile-first design optimized for touch-friendly interfaces
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| What makes it different | - Shows the source and counting rule beside every answer
- No sign-up or account required to use any calculator
- All inputs stay in your browser for privacy
- Comprehensive coverage across 53 life and work categories
- Higher-risk calculators include prompts to verify with professionals
| - Complete privacy protection with zero data collection and no tracking
- Industry-standard formulas verified by financial professionals at accessible pricing
- No registration or sign-up required to access any calculator
- All calculations happen locally in your browser with offline capability
- Free tier includes 14 calculators completely free forever with no limits
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 9 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 3 |
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| Citation Flow (Majestic) | 0 | 25 |
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| Referring domains (Majestic) | 0 | 16 |
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CalcSpan
CalcIQ