| What it does | Calculate real profitability, margin and minimum pricing for road transport in 30 seconds
| Free one rep max calculator with seven formulas and percentage charts
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| Stage | Not given
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| Founded | Not given
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| Based in | FR
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| Pricing model | Freemium
| Free
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| Pricing | Discovery: free (unlimited CNR calculator, up to 3 saved journeys, 1 vehicle, 1 driver). Essential: 9 € HT/month (unlimited journeys, automatic distance, PDF export, CNR alerts). Pro: 19 € HT/month (Essential features plus multi-vehicles, multi-drivers, client book, advanced dashboard, rate grid, jo
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| Key features | - CNR trinomial formula calculation (kilometre cost, driver cost, daily charges)
- Margin in euros and percentage
- Cost of return per kilometre
- Profitability threshold
- Journey saving and management
- PDF export (Essential and Pro)
- Advanced dashboard (Pro)
- Real vs estimated fuel tracking (Pro)
- Journey comparison (Pro)
- Client book (Pro)
| - Seven 1RM formulas (Epley, Brzycki, Lombardi, Lander, Mayhew, O'Conner, Wathen)
- Average of all formulas as recommended result
- Percentage chart from 100% to 50% of 1RM
- Rep-max table for 1RM through 12RM
- Support for kilograms and pounds
- Exercise-specific formula defaults
- RPE adjustment for reps in reserve
- Multiple exercise categories (chest, back, legs, shoulders, arms, Olympic)
- Browser-based history with no account
- Warm-up sets calculator and rep-max table
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| What makes it different | - Integrates empty return miles into calculations to avoid false profitability
- Uses CNR trinomial formula, the reference method recognised in France for freight costing
- Calculates real margin immediately before quoting or renegotiating prices
- Free plan with unlimited CNR calculations and no credit card required
| - Uses seven published formulas instead of one, showing average and range for transparency
- No account, sign-up, or data storage required
- Covers dozens of exercises with exercise-specific guidance and lift variations
- Warns about formula accuracy limits and when estimates are unreliable
- Includes linked tools for related calculations (DOTS, Wilks, training max, FFMI, VO2)
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 6 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 10 | 0 |
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| Referring domains (Majestic) | 4 | 0 |
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OneRepMax