NK Tools is a suite of 32 free, fast, and privacy-first utilities for everyday tasks.
Everything runs 100% locally in your browser memory with zero file uploads:
• Calculators: EMI, Loan, Percentage, BMI & Age
• Text: Word counter, case converter, line cleaner
• Images: Image compressor, cropper & WebP converter
• Developer: JSON formatter, Base64 & UUID generator
• PDF: Merge, split & convert documents securely
Free forever, no signup required.
