| What it does | Free pay and money calculators with 2026 tax tables
| Free Erlang C calculator for contact center staffing and service level planning
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| Stage | Not given
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| Founded | Not given
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| Based in | US
| ES
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| Pricing model | Free
| Free
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| Pricing | All calculators are free to use with no sign-up required.
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| Key features | - 50 free calculators covering pay, debt and everyday money
- State-by-state paycheck calculations with current tax brackets
- All calculations run in browser—no data sent to servers
- No sign-up or login required
- Built from primary sources: IRS, SSA, DOL and state agencies
- Regression-tested with over 1,200 automated checks before release
| - Calculates minimum agents needed for service level targets
- Erlang C probability and queuing formulas
- Computes average speed to answer (ASA)
- Shows agent occupancy and utilization
- Generates comparison table of agents and metrics
- CSV export for Excel analysis
- Embedded iframe version for websites
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| What makes it different | - All calculations are transparent: every formula is shown and verifiable against official sources
- Privacy by design: all math runs locally in your browser, no data collection
- Completely free with no sign-up, ads or paywalls
- Covers U.S.-specific rules: every state, FLSA overtime, tax law and payroll convention
| - No registration required, runs in browser without sending data
- Preset buttons for Spain's Law 10/2025 compliance targets
- Based on ITU-T E.600 recommendation and ITU-D teletraffic engineering
- Uses stable numerical recursion method for any agent count
- Completely free with no advertising when embedded
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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) | 1 | 0 |
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| Citation Flow (Majestic) | 32 | 4 |
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| Referring domains (Majestic) | 13 | 3 |
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