| What it does | Free fitness calculators for strength, training, nutrition and body composition
| Free financial calculators for loans, investments, savings and unit conversion
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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 | - One-rep max estimation from weight and reps
- Bench press, squat, deadlift and overhead press max calculators
- 5/3/1 training cycle generator
- TDEE and BMR calculators
- Macro and protein intake calculators
- Body fat percentage estimation using US Navy method
- Barbell plate loading calculator
- RPE and RIR conversion chart
- Calorie deficit and weight loss timeline calculator
- Warm-up set generator
| - Year-by-year schedule tables for long-term projections
- Chart.js visualizations to understand trends
- AI-generated insights and actionable suggestions
- Pre-filled example inputs for instant results
- 50+ calculators covering investing, loans, savings and business
- Mobile-friendly interface with compact navigation
- Lightweight site designed for speed
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| What makes it different | - All formulas and sources cited on every page
- No sign-up required to use calculators
- Built on established, peer-referenced formulas from fitness and sports nutrition literature
- Works in both pounds and kilograms
- Built by a lifter
| - No paywalls, sign-ups or personal information required
- Uses standard financial formulas consistent with professional institutions
- Clear results with plain-language insights and visual breakdowns
- Unified toolkit instead of jumping across disconnected tools
- Decision-grade outputs with key metrics and detailed breakdowns
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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 | 12 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 0 | 4 |
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| Citation Flow (Majestic) | 13 | 23 |
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| Referring domains (Majestic) | 1 | 15 |
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RepMaths
TheCalculatorWorld