Every Tool. One Tab.

Add sales tax to a price — or work backwards from a receipt total to the pre-tax amount.

Add or subtract hours and minutes, or measure between two times — with decimal hours.

Compound interest with monthly contributions — daily, monthly, quarterly or yearly.

Build a .htpasswd file for Apache or nginx basic auth — bcrypt or Apache MD5, several users at once.

Hash a password with bcrypt, or check a password against an existing hash. Nothing sent.

Password-protect a message with AES-256 — encrypted and decrypted in your browser.

Shuffle a list or pick random winners — paste one item per line, draw instantly.

Cool, unique usernames & gamertags — pick a style, add numbers, generate a fresh batch.

Combine PDFs into one — reorder, merge, download. Nothing uploaded.

Turn images into a PDF — reorder, convert, download. Nothing uploaded.

Shrink PDF size — pick a level, download. Your file is deleted after.

Turn sideways or upside-down pages the right way up. Nothing uploaded.

Break a PDF into separate files — by count or page range. Nothing uploaded.

Turn PDF pages into JPG images — pick quality, download. Nothing uploaded.

Shrink an image — pick quality, download the smaller file. Nothing uploaded.

Resize to exact pixels — lock the ratio or free-form. Nothing uploaded.

Convert between PNG, JPG and WebP — pick a format, download. Nothing uploaded.

Turn a photo the right way up — 90°, 180° or 270°. Nothing uploaded.

Strip GPS, camera and date metadata before you share. Nothing uploaded.

Turn an image into a Base64 data URI to embed in CSS/HTML. Nothing uploaded.

Any image → a full favicon set (.ico + PNGs + HTML) in a zip. Nothing uploaded.

Drag the box, resize the corners, download. Nothing uploaded.

JPG/PNG/WebP → AVIF, the smallest modern format. See the bytes saved. Nothing uploaded.

Translate across 100+ languages — instant, nothing stored.

Beautify, validate & minify JSON — instant, in your browser.

Encode or decode Base64 — instant, UTF-8 safe, in your browser.

MD5, SHA-1, SHA-256 & SHA-512 hashes — instant, in your browser.

Strong, random passwords — generated in your browser, never sent.

See how strong your password is — checked locally, never sent.

Your public IP, location, ISP & browser headers — instantly.

Location, ISP, org & network for any IP address.

Every DNS record for a domain — A, MX, TXT, NS and more.

Registrar, dates, status & nameservers for any domain.

Issuer, expiry, days left & covered domains for any HTTPS site.

Status, server, redirects & security headers for any URL.

MX, SPF, DKIM & DMARC for any domain — is its email locked down?

Trace an email's path + read its SPF/DKIM/DMARC — in your browser.

Format messy or minified JavaScript, CSS, HTML & JSON — instantly.

Shrink JS, CSS, HTML & JSON safely — shows the bytes saved. Runs in your browser.

Markdown → clean HTML with a live preview. GitHub-flavoured. Copy and go.

JSON ↔ YAML, both directions. Validated, formatted, copy and go.

Beautify messy SQL — pick your dialect and keyword case, format, copy. Nothing sent.

Beautify or minify XML with a real parser — pick your indent, format, copy. Nothing sent.

Turn code into a beautiful screenshot — themes, backgrounds, one-click PNG. Free, no watermark.

Convert 30+ currencies at today's live mid-market rates.

Is your domain or mail IP on a spam blacklist? Check the major DNSBLs.

Title, description, Open Graph & Twitter tags — copy the HTML. Free, instant.

See your Google snippet before you publish — with pixel-width limits. Free.

Build a valid robots.txt — rules, crawl-delay, sitemap. Copy and go.

10 schema types — Organization, Product, FAQ, Article, Event & more. Valid JSON-LD, copy and paste.

Turn a list of URLs into a valid XML sitemap — changefreq, priority, lastmod. Copy and go.

Unix timestamp ↔ human date — seconds or ms, UTC and local. Free, instant.

Convert a time between any two timezones — offsets and date shifts handled. Free.

Length, weight, temperature, data and more — convert instantly. Free.

Generate random v4 UUIDs in bulk — copy one or a hundred. Free, instant.

Random numbers in any range — set min, max, count, no-duplicates, decimals.

Find and replace across your text — plain or regex, with a live match count.

Numbers to Roman numerals and back — 1 to 3999, validated both ways.

Keyword density for your content — words and phrases, counts and percentages.

Strip or replace line breaks — join lines, keep paragraphs, tidy the result.

Spell out any number in words — with currency and decimals. Free, instant.

Convert bytes, KB, MB, GB, TB, PB — binary (1024) or decimal (1000).

Placeholder text — paragraphs, sentences or words. Copy and paste. Free.

Generate palettes — random or harmonies — copy the hex. Free, instant.

Build a believable X post — verified badge, replies, the lot — and download it in seconds.

Build an iPhone or Android text screenshot, bubble by bubble — free and watermark-free.

Make a believable WhatsApp screenshot — ticks, timestamps, group chat — free and watermark-free.

Make a believable Instagram DM — both sides, Seen status, dark mode — free and watermark-free.

Make a believable Instagram post — your image, caption, verified badge — free and watermark-free.

Any link or text → a QR code. PNG or SVG, your colours, no watermark. Free.

Code 128, EAN, UPC & more — single or batch-to-ZIP, PNG or SVG. No watermark.

Password-protect a message with AES-256 — encrypted and decrypted in your browser.

Hash a password with bcrypt, or check a password against an existing hash. Nothing sent.

Build a .htpasswd file for Apache or nginx basic auth — bcrypt or Apache MD5, several users at once.

Compound interest with monthly contributions — daily, monthly, quarterly or yearly.

Add or subtract hours and minutes, or measure between two times — with decimal hours.

Add sales tax to a price — or work backwards from a receipt total to the pre-tax amount.

Random alphanumeric, hex or custom strings — set length, count and character set. Nothing sent.

Cool, unique usernames & gamertags — pick a style, add numbers, generate a fresh batch.

Shuffle a list or pick random winners — paste one item per line, draw instantly.

Decode header, payload & claims — live expiry countdown, readable dates, HS256 verify. Nothing sent.

Live match highlighting, capture groups, replace preview and per-line testing. Nothing leaves your browser.

Spot every change between two texts — word-level highlights, side-by-side or inline, ignore whitespace or case.

Turn a cron expression into plain English plus the next run times, with a field breakdown and presets.

Convert to UPPERCASE, Title Case, camelCase, snake_case, kebab-case and more — every case at once.

Percent-encode or decode URLs and query strings — full-URL or component mode, with a live parameter breakdown.

Escape text to HTML entities or decode them back — special characters only, or every non-ASCII character.

Live word, character, sentence and paragraph counts — plus reading time, speaking time and keyword density.

Turn titles into clean URL slugs — accents transliterated, optional stop-word removal, custom separator and length.

Convert between HEX, RGB and HSL — every format at once, with a live preview. Paste any color or pick one.

Convert between binary, octal, decimal and hex — and any base from 2 to 36. Type in one, the rest update live.

Turn a JSON array into CSV and download it — automatic columns, nested-key flattening, pick your delimiter.

Turn CSV into clean JSON — auto-detected delimiter, header row as keys, numbers and booleans typed for you.

Build clean UTM tracking links — source, medium, campaign, term, content — and copy the tagged URL.

Strip duplicate lines from any list — keep order, ignore case or spacing, and see how many were removed.

Sort lines alphabetically, by length or numerically — reverse, ignore case, drop blanks and duplicates.

What is X% of Y · X is what % of Y · percent change between two numbers.

Exact age in years, months and days — plus total days, weeks and next birthday.

Body mass index in metric or imperial, with your WHO category and healthy range.

Monthly payment, total interest and total cost from amount, rate and term.

Sale price and amount saved from a price and % off — or the % between two prices.

Tip, total and per-person share from your bill, tip % and party size.

Days, weeks and months between two dates — plus working days and a Y/M/D breakdown.

Mirror a picture left-right or top-bottom, then download it.

Click any pixel of an image to read its HEX, RGB and HSL.

Top and bottom text on your own image, classic Impact style, clean download.

Text to binary and binary to text — 8-bit, UTF-8 safe.

Text to Morse and Morse to text — International Morse code.

Flip text backwards — by character, word or line.

Repeat text N times — new line, space or custom separator.