Free, private, offline browser tools.
UnQTools is a 100% static PWA — 12 tools and counting. Every tool runs entirely in your browser. Your data never leaves your device.
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All tools
Base64 Encoder / Decoder
Encode text or files to Base64, or decode Base64 back to text — UTF-8 safe, with URL-safe variant and live byte counter. 100% private.
Developer & Code
Color Picker & Converter
Pick colors and convert between HEX, RGB, HSL, and HSV. Includes WCAG contrast checking for accessibility. 100% private.
Image & Graphics
Hash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text or files, with hex and Base64 output. Uses Web Crypto — 100% private.
Developer & Code
Image Compressor
Compress and convert JPG/PNG/WebP images with live quality preview, resize, EXIF strip, and bulk download as ZIP. 100% private — images never leave your browser.
Image & Graphics
JSON Formatter
Format, validate, minify, and sort JSON — fully in your browser.
Developer & Code
Loan / EMI Calculator
Calculate EMI, total interest, and full amortization schedule with optional prepayments and CSV export. 100% private.
Calculators & Converters
Mortgage Calculator
Full PITI mortgage calculator with PMI drop-off at 78% LTV, extra-payment payoff modeling, and CSV amortization export. 100% private.
Calculators & Converters
SIP Calculator
Calculate the future value of a Systematic Investment Plan (SIP) with optional annual step-up. Shows total invested, returns, and projected corpus. 100% private.
Calculators & Converters
Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, and more. 100% private.
Text & Writing
URL Encoder / Decoder
Encode URLs or components for safe transmission, or decode percent-encoded URLs back to plain text. UTF-8 safe.
Developer & Code
UUID Generator
Generate RFC 4122 v4 UUIDs in bulk, with optional hyphens, uppercase, and prefix options. Uses crypto.randomUUID — 100% private.
Developer & Code
Word & Character Counter
Live, Unicode-correct word, character, sentence, paragraph, and line counts with reading time, SMS segments, and platform-limit meters. 100% private.
Text & Writing