| What it does | Free overtime pay calculator for all 50 states and DC with state-specific rules and federal FLSA standards
| Free online Texas Instruments TI 84 Plus CE graphing calculator simulator for algebra, calculus, matrices, and standardized test prep
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| Pricing model | Free
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| Key features | - Dedicated calculation engines for California, Colorado, New York, Alaska, Nevada, and Oregon
- Daily overtime rules modeling (8-hour and 12-hour thresholds)
- Double-time (2.0x) pay calculation for extended shifts
- 7th consecutive day overtime tracking
- Itemized pay breakdown with legal citations
- Client-side privacy (no data sent to servers)
- Deterministic audit hashes for calculation verification
- Federal FLSA fallback for 45 jurisdictions
| - High-resolution color graphing with function plotting and curve rendering
- Numerical derivatives and definite integrals for calculus
- Matrix operations and linear system solving with row reduction
- Statistical regressions and data list analysis
- Fullscreen mode with keyboard shortcut support
- TI-30XS MultiView scientific calculator mode
- Mobile responsive design with touch-friendly buttons
- Works on Chromebooks, iPads, Mac, Windows, and Linux browsers
- No installation, account creation, or downloads required
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| What makes it different | - Transparent, deterministic rule engine with no black-box estimations or AI-generated calculations
- Official government source verification with automated URL auditing
- Explicit disclosure of coverage gaps instead of misleading claims
- Handles daily overtime rules that standard 40-hour calculators miss
| - Completely free with no paywalls, subscriptions, or account requirements
- Privacy-first architecture: calculations stay on your device, never transmitted to servers
- Accurate emulation of authentic Texas Instruments hardware syntax and functions
- Distraction-free learning environment with no ads or pop-ups
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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 | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 13 | 18 |
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| Referring domains (Majestic) | 1 | 2 |
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OvertimePayRate
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