Free online utilities for text, numbers, files, and links
Featured Tools
Discover our most popular and useful tools
High-Precision Standard Error Calculator
Compute the mean, sample standard deviation, and standard error from comma/space/newline-separated numeric data.
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Checksum Verifier
Verify file integrity using MD5, SHA1, SHA256 checksums
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Arithmetic Progression Generator
A tool that generates arithmetic progressions based on user-defined starting value, common difference, and number of terms.
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Fat Intake Calculator
Estimate your recommended daily fat intake based on calories or personal details.
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GPA Calculator
Calculate your GPA by entering course credits and grades
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File Merger
Merge multiple files into one
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