| What it does | Free calculators for marketers, affiliates and store owners
| Free online calculators for everyday math, percentages, dates, conversions, and more
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| Stage | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - ROAS calculator with break-even analysis
- CPA and CPM calculator for ad costs
- LTV and CAC calculators for e-commerce
- Affiliate earnings and EPC calculator
- UTM link builder for GA4 tracking
- A/B test significance and sample size calculator
- Shopify profit calculator
- YouTube earnings estimator
- Affiliate Link Checker Chrome extension
| - Percentage calculator for discounts, tips, and percent change
- Date and time calculators for age, date differences, and time zones
- Math calculators for fractions and statistics
- Financial calculators for interest and taxes
- Unit converters for length, weight, and temperature
- Education tools for GPA and grade calculations
- Instant calculations with no server responses
- Mobile friendly responsive design
- Educational explanations and formulas included
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| What makes it different | - Runs entirely in browser with no signup required
- Private calculations that never leave your device
- Every tool explains formulas, benchmarks and common mistakes
- Completely free with no premium plans
| - All calculations run in your browser with no data storage or transmission
- Instant client-side JavaScript calculations with no server delay
- Privacy-first approach where numbers never leave your device
- Fully responsive design works on all device types
- Educational content with formulas and examples for each calculator
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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 | 1 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 4 |
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| Citation Flow (Majestic) | 17 | 1 |
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| Referring domains (Majestic) | 2 | 2 |
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GrowthMath
CalcWell