| What it does | US paycheck calculator for all 50 states and DC with exact take-home pay calculations
| Free online pressure converter between kilopascals and pounds per square inch
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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
| Free
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| Pricing | Not given
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| Key features | - Interactive calculator for salary and state with instant take-home results
- Effective and marginal tax rate calculations
- Live state-by-state comparison map
- 401(k) and pre-tax deduction modeling
- 51 state-specific calculators with local tax rules
- Property tax calculators for all counties
- Hourly to annual income conversions
- Self-employment and gig worker tax calculations
| - Live pressure converter with bidirectional conversion between kPa and PSI
- Instant automatic calculation as you type
- Educational content explaining conversion formulas and pressure units
- Common conversion tables and examples
- Clear explanations of PSI and kPa differences
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| What makes it different | - Built directly on official 2026 IRS and state DOR data updated quarterly
- Accurate to within $50/year for most income levels
- Privacy-first: all calculations run in-browser, no data sent to servers
- Open datasets available for researchers and journalists
- Reproducible calculation engine verified against official sources
| - Accuracy checked against NIST and BIPM standards
- Completely free with no account or credits required
- Created by a Graduate Civil Engineer with technical expertise
- Focuses on helping users understand the calculations, not just conversion results
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 7 ● no change since last check | 7 ● no change since last check |
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| Trust Flow (Majestic) | 8 | 4 |
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| Citation Flow (Majestic) | 19 | 13 |
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| Referring domains (Majestic) | 26 | 11 |
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StateTakeHome
kPa to PSI