Calculators, converters, generators, image & PDF tools — everything runs in your browser. Nothing is uploaded, ever.
Tools Guru gives you 60+ completely free online tools that run 100% in your browser — nothing is ever uploaded to a server, so your files and data stay private. Install it as an app and every tool keeps working offline.
Age Calculator — Exact age in years, months, days — plus next birthday. BMI Calculator — Body mass index with health category. Percentage Calculator — What is X% of Y, percent change and more. Date Difference — Days, weeks and working days between two dates. Aspect Ratio Calculator — Scale dimensions while keeping proportions. Fuel Cost Calculator — Trip cost from distance, mileage and fuel price.
EMI Calculator — Monthly instalment, total interest & payment breakdown. Loan Calculator — Compare tenure options side-by-side for a loan. GST Calculator — Add or remove GST at any rate. SIP / Investment Calculator — Future value of monthly investing with compounding. Discount Calculator — Final price after single or stacked discounts. Tip & Split Calculator — Tip amount and per-person split for the bill.
Resume Maker — 10 ultra-modern templates — edit live, export PDF & Word. Word Counter — Words, characters, sentences & reading time — live. Case Converter — UPPER, lower, Title, camelCase, snake_case & more. Text Compare — Highlight word-level differences between two texts. Lorem Ipsum Generator — Placeholder paragraphs for mockups. Slug Generator — Turn any title into a clean URL slug. Text Reverser — Reverse text, words or lines. Find & Replace — Bulk replace text with optional case sensitivity.
AI Image Generator — Create an image from a text description — free, no account. Image Compressor — Shrink JPG/PNG/WebP file size — 100% in your browser. Image Resizer — Resize any image to exact pixel dimensions. Background Remover — HD AI cutout with instant before/after preview. Image to Base64 — Data-URI for embedding images in code/CSS. Color Picker & Converter — Pick colors, convert HEX ⇄ RGB ⇄ HSL, from image too. CSS Gradient Generator — Design gradients and copy the CSS.
PDF Merge — Combine multiple PDFs into one — nothing uploaded. PDF Split — Extract a page range into a new PDF. Image to PDF — Turn JPG/PNG photos into a single PDF. Text to PDF — Type or paste text, get a clean PDF.
JSON Formatter — Beautify, minify and validate JSON instantly. Base64 Encode / Decode — Text ⇄ Base64, unicode-safe. URL Encode / Decode — Encode text for URLs or decode query strings. HTML Encode / Decode — Escape or unescape HTML entities. Hash Generator — SHA-256 / SHA-1 / SHA-512 of any text. Regex Tester — Test regular expressions with live match highlighting. Unix Timestamp Converter — Timestamp ⇄ human-readable date. Markdown Preview — Live preview of headings, bold, lists, links & code. CSV ⇄ JSON — Convert CSV data to JSON and back. HTML Viewer & Tester — Paste any HTML/CSS/JS and see the live output instantly.
Unit Converter — Length, weight, area, volume, speed, data. Temperature Converter — Celsius ⇄ Fahrenheit ⇄ Kelvin, live. Number to Words — Spell out any number up to trillions. Roman Numeral Converter — Numbers ⇄ Roman numerals (1–3999). Binary / Hex / Text — Convert text ⇄ binary ⇄ hex ⇄ decimal. Morse Code Translator — Text ⇄ Morse code with playback.
Password Generator — Strong random passwords with strength meter. UUID Generator — RFC-4122 v4 UUIDs, one or in bulk. QR Code Generator — Beautiful high-res QR codes — URL, text, WiFi, anything. Barcode Generator — CODE128 / EAN barcodes as downloadable SVG/PNG. Random Name Picker — Fair random draw from a list — great for giveaways. Random Number & Dice — Random numbers, dice rolls and coin flips. Color Palette Generator — Harmonious 5-color palettes — click any swatch to copy.
Calorie & Nutrition Finder — Type any food, get calories, protein, fat, carbs & more. Weather — Live weather for any city — temp, humidity, wind & more. Stopwatch & Timer — Precise stopwatch with laps, plus countdown timer. Text to Speech — Natural playback + downloadable WAV in 25+ voices. Event Countdown — Live countdown to any date — birthdays, launches, exams. Quick To-Do List — A fast checklist that stays on this device. Scratch Notepad — Auto-saving notepad that lives in your browser.