| What it does | Free screen size calculator that compares TVs and monitors to scale
| 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 | RO
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| Pricing model | Freemium
| Free
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| Pricing | Free calculators; optional Planning Pack €9 one-time purchase
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| Key features | - Side-by-side display comparison at true scale
- Calculate physical dimensions from resolution and diagonal
- Pixel density (PPI) calculations
- Field of view angle visualization
- Preset lists of monitors, TVs, laptops and phones
- Pixels per degree (PPD) calculator
- TV mounting height calculator
- Curved monitor radius support
- Optional Planning Pack PDF export
| - 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 | - Draws every display to scale for visual comparison instead of guessing
- Uses THX and pixel-per-degree references for viewing recommendations
- Augmented reality shows actual screen size on your wall
- Free to use with no account or signup required
- Independent with no manufacturer influence on calculations
| - 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) | 1 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 4 | 0 |
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| Citation Flow (Majestic) | 24 | 0 |
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| Referring domains (Majestic) | 18 | 0 |
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DisplayMath
OneRepMax