Sample Size & Power Calculator (SSpwr)

Free online sample size and power calculator for researchers. Calculate exact sample sizes for t-tests, ANOVA, chi-square tests, and survival analysis. User-friendly interface with instant results and detailed explanations.

DEAD

Comprehensive diagnostic test evaluation suite with ROC curve analysis, sensitivity/specificity calculations, and predictive value assessments.

PCRopt

Advanced PCR optimization tool for primer design, temperature calculations, and reaction conditions optimization with interactive visualizations.

SeqCals

Comprehensive sequencing analysis toolkit featuring coverage calculators, library preparation tools, and NGS experimental design assistance.

inPCR

Virtual PCR simulation platform for primer testing, amplicon prediction, and specificity analysis against multiple genome databases.

DrDx.Me

Next-generation amplicon data analysis platform featuring automated pipeline processing, quality control, and interactive visualization tools.