All Cell Biology Calculators
Click any tool below to open the free online calculator.
Cell Counting Calculator
Calculate cell concentration from hemocytometer counts with dilution factor correction and total cell number.
Cell Viability Calculator
Calculate percentage cell viability from live and dead cell counts using trypan blue or other exclusion dyes.
Trypan Blue Calculator
Determine live/dead cell ratio and viability percentage using trypan blue exclusion method with hemocytometer.
Cell Passage Calculator
Calculate split ratio, seeding density, and expected cell yield for cell culture passage and subculturing.
Transfection Calculator
Calculate DNA/lipid reagent ratios, volumes, and seeding density for optimal transfection efficiency.
Cell Doubling Time Calculator
Calculate cell line doubling time and growth rate constant from cell counts at two time points.
Flow Cytometry Calculator
Calculate cell population percentages, absolute counts, and compensation values for flow cytometry experiments.
MTT Assay Calculator
Calculate cell viability percentage from MTT assay absorbance values relative to control wells.
Cell Freezing Calculator
Calculate DMSO volume, media volumes, and cell density for preparing cell cryopreservation stocks.
Seeding Density Calculator
Calculate the number of cells and volume needed to seed culture vessels at a specific density.