All Free Online Tools

Write and save notes in your browser — optional Google Drive sync

Count words & characters with reading time, keyword density & readability

Generate placeholder text — paragraphs, sentences, words, lists, HTML

Remove duplicate lines, keep only unique or only repeated — ignore case/spaces

Live Markdown editor & preview with toolbar, stats, outline & HTML export

Free scrolling script reader — speed, mirror, fullscreen, no sign-up

Type Hindi online without installing any font or keyboard — phonetic input

Calculate SIP, Step-up SIP & lumpsum returns

Calculate monthly SIP investment returns

Calculate one-time mutual fund investment returns

Calculate returns with annual SIP increment

See how long your corpus lasts & your monthly SWP income

Home, car & personal loan EMI with amortization schedule

Fixed Deposit maturity & interest — monthly, quarterly or yearly compounding

PPF maturity, interest & year-by-year balance over 15 years

Add or remove GST at 5/12/18/28% — with CGST + SGST split

Daily, monthly, quarterly & continuous compounding with monthly contributions, charts & APY

CTC → in-hand salary — PF, professional tax & income tax breakdown

Write & run JavaScript in your browser — console output, async, no sign-up

Online Pomodoro focus timer with custom intervals, stats & a 7-day chart

Rich online to-do list — priorities, due dates, tags, subtasks & progress

Free online Kanban board — create unlimited boards, drag cards, track progress

Decode & inspect JWT tokens — header, payload, claims, expiry

Create & sign JSON Web Tokens — HS256/384/512, claims builder, expiry

Paste SVG to preview live — stats, colors, minify, data-URI/CSS & SVG-to-PNG

Compare two texts & highlight differences line by line

Validate JSON with exact error line/column, plain-English fixes & structure stats

Beautify, validate, minify & explore JSON with tree view

Generate QR codes for URLs, WiFi, contacts, email, phone, SMS & more

Generate Code 128, EAN-13, UPC-A, Code 39, ITF-14 & 6 more barcode types

Encode & decode Base64 (text & files) with UTF-8 and URL-safe support

Percent-encode & decode URLs — query params, special chars & Unicode

Create strong random passwords — length, symbols, numbers & strength meter

Generate SHA-256, SHA-1, SHA-384 & SHA-512 hashes from text or files

Generate v4, v7, v1, v5 & NIL UUIDs in bulk — formatting, copy & download

Convert HEX ↔ RGB instantly with channel breakdown, HSL, CMYK & stats

Convert HEX ↔ HSL instantly with hue/saturation/lightness breakdown & lightness scale

Pick colors & convert HEX, RGB, HSL, HSV, CMYK + harmonies & contrast

Work out any percentage — of a number, change, increase/decrease & discounts

Exact age in years, months & days with zodiac, countdown & milestones

Convert epoch ↔ date in seconds/ms, with local, UTC, ISO & calendar stats

Crop photos to square, 16:9, 9:16 or any region — full quality, no watermark

Fix SSC signature upload errors — exact size (10–20 KB), dimensions & JPEG

See a video's codec, bitrate, fps, audio & hidden tags — no upload

Crop video to square, 9:16, 16:9 or any region — drag a box, no watermark

Rotate 90°/180° or flip a video — fix sideways clips, no watermark

Combine multiple videos into one — reorder clips, mix sizes, no watermark

Speed up or slow down video 0.25×–4× with natural-pitch audio — no upload

Turn a video clip into a crisp animated GIF — trim, fps & size, no upload

Cut/trim video by start & end — fast lossless or precise, no upload, no watermark

Extract audio from video → MP3, M4A or WAV — choose bitrate, no upload

Compress MP4/WebM/MOV in your browser — lower resolution & bitrate, no upload, no watermark

Compress & resize JPG, PNG, WebP in your browser — adjust quality, batch, private

Resize images by pixels, percent or preset (Instagram, YouTube) — private

Rotate by 90°, straighten any angle & flip JPG/PNG/WebP — private

Convert images to Base64 — data URI, CSS, HTML or Markdown, no upload

Convert PNG ↔ JPG ↔ WebP in your browser — quality control, batch, no upload

Remove image backgrounds automatically — transparent PNG, no upload, no watermark

See your IP address, location on a map, ISP, ASN & device details — or look up any IP

Check domain age, expiry, registrar, DNS records, DNSSEC & email security

Convert meters, feet, inches, km, miles, yards & more — metric ↔ imperial

Convert Celsius, Fahrenheit & Kelvin instantly — with the formula

Convert kg, lb, oz, stone, grams & tonnes — metric ↔ imperial

Calculate BMI with healthy weight range, body-fat %, BMR & a visual scale

Daily calories (TDEE), BMR & goals for weight loss, maintenance & gain

Free Tambola / Housie number caller & ticket generator — voice calls, no app