Math & Numbers
Convert tebibytes to terabytes with decimal vs binary interpretation, alternate-system comparison, and network-speed-aware transfer estimates
tib-to-tbMath & Numbers
Convert US short tons to pounds with configurable decimal precision
ton-to-lbMath & Numbers
Perform core vector operations such as addition, subtraction, scaling, magnitude, normalization, angle, and distance
vector-calculatorDate & Time
Compare multiple participants across time zones, find overlapping working windows, and export the best meeting slots to ICS
time-zone-workflow-schedulerDate & Time
Calculate duration, time gap, and business-day differences between two timestamps in different time zones with DST awareness
timezone-duration-calculatorMath & Numbers
Complete truth table (≤ 6 variables, 64 rows) with alphabetical variable order, per-row function values, and canonical Σm/ΠM forms.
truth-table-generatorMath & Numbers
Convert common physical, chemistry, cooking, medical, and information units with the formula and dimensional analysis visible.
unit-converter-with-formulaFinance
Compare supermarket product prices by normalizing them to a common unit (per 100g, per liter, per piece, etc.). Enter products as 'name, price, quantity, unit' per line. Ranks from cheapest to most expensive per unit and shows savings vs the most expensive option.
unit-price-calculatorMath & Numbers
Analyze two categorical factors and their interaction with a two-way ANOVA table
two-way-anova-calculatorMath & Numbers
Compare two independent proportions with a pooled two-proportion Z test and confidence interval
two-proportion-z-test-calculatorMath & Numbers
Run an independent two-sample t test with pooled variance from raw data or summary statistics
two-sample-t-test-calculatorMath & Numbers
Calculate PDF, CDF, survival probability, and interval probability for a continuous uniform distribution
uniform-distribution-calculator