Powerful, privacy-first calculators for workplace productivity, media speed, and vehicle metrics. Every tool runs entirely in your browser — no data ever leaves your device.
The calculators our users rely on every day
Tools for therapists, employees, call centers, and teams
PDPM-adjusted productivity, Medicare 8-minute billing, Karvonen heart rate & 6MWT predictor.
OT productivity, Medicare billing with mixed remainder, corrected age & Karvonen HR for ADL training.
MLU, fluency %SS, PDPM case-mix (SA–SL), mixed billing & 25% compliance check.
Calculate your true clock-out time including unpaid lunch breaks, paid breaks, and overtime.
Measure output per employee hour, cost per unit, revenue efficiency, and employee cost ratio.
Three-mode calculator — personal efficiency, labor output per hour, and billable clock-out time.
Measure calls per hour, agent utilization, occupancy rate, and average handle time.
10 metrics including OEE, MFP, labor productivity, and capacity utilization.
Track period-over-period productivity growth, CAGR, and trend analysis.
8 workforce analytics metrics — output rate, utilization, FTE output, and more.
Identify and quantify unproductive hours — downtime analysis and loss tracking.
Playback speed, audiobook time, and media planning tools
Listening time, finish date, Spotify allocation trap warning & creator mode estimates.
Calculate adjusted watch time, find out exactly how much time you save, and check platform speed limits.
Paste a YouTube URL to instantly find your 2x watch time, exact completion date, and hours saved.
Enter lecture duration, pick your speed, and see adjusted watch time. Plus Exam Panic Mode for finals crunch.
Episode time, commute planner, queue planner, genre speed guides & podcast app comparison.