All Tools

Convert PNG to JPG - Reduce File Size →

Convert PNG to JPG free in your browser. Shrinks file size up to 80%...

Convert JPG to PNG - Lossless Quality →

Convert JPG to PNG free in your browser. Get a lossless PNG that stops...

Convert WebP to PNG - Universal Support →

Convert WebP to PNG free in your browser so images open in any app....

Convert PNG to WebP - Smaller File Size →

Convert PNG to WebP free in your browser to cut file size 25 to...

Convert HEIC to JPG - Change iPhone Photos →

Convert iPhone HEIC and HEIF photos to JPG free in your browser so they...

Compress Image →

Compress JPG, PNG, WebP, or GIF images - adjust quality, resize, and pick the...

+115 more image tools →

Convert Unix Time to Human Time →

Convert Unix timestamps to human dates in any timezone (s/ms/μs/ns). 6 formats, reverse direction,...

Convert Human Time to Unix Time →

Convert dates to Unix timestamps - seconds, ms, μs, ns, FILETIME, ISO. Timezone-aware. Free,...

Convert Time Between Timezones →

Convert time between any IANA timezones with DST handling, date picker, up to 3...

Convert 12-Hour to 24-Hour Time →

Convert 12-hour AM/PM time to 24-hour military format - hours, minutes, and optional seconds....

Convert Military Time to Regular Time →

Convert 24-hour military time to 12-hour AM/PM (and reverse). Zulu, batch mode, all zone...

Convert Time to Decimal →

Convert HH:MM:SS to decimal hours/minutes/seconds/days (and back). Batch, precision, formula. Free, offline, client-side, instant,...

+48 more time tools →

Diff Checker →

Side-by-side or unified text diff with word-level highlighting, ignore-whitespace/case toggles, .patch download. LCS-based. Free,...

Epoch Converter →

Convert Unix epoch timestamps to dates and dates to epoch - seconds or milliseconds,...

Crontab Generator →

Build cron schedules visually - POSIX-correct, named macros, custom field input, impossible-schedule detection, Quartz-syntax...

CSS Gradient Generator →

Visual gradient builder with 6 types (linear, radial, conic + 3 repeating). 8 presets,...

Chmod Calculator →

Chmod Calculator - Build Linux chmod permissions visually - read/write/execute for owner, group, public,...

Android AssetLinks JSON Generator - App Links →

Android AssetLinks JSON Generator files for Android App Links. Configure package names and SHA-256...

+43 more developer tools →

Convert Numbers to Words →

Convert numbers to English words. Cardinal, ordinal, check-writing format. BigInt for huge numbers, decimal...

Change Number Base →

Convert integers between bases 2-36 (binary, octal, decimal, hex). Arbitrary precision via BigInt. Free,...

Calculate Prime Factors →

Calculate Prime Factors Break any integer into its prime factors with a formula like...

Calculate Fibonacci Numbers →

Calculate Fibonacci Numbers Generate up to 5,000 Fibonacci numbers with exact BigInt precision. Free,...

Check Number Palindrome →

Check whether a number is a palindrome in strict or digits-only mode, with nearest...

Add Commas to Integer Online - Number Formatting →

Add thousands separators (commas) to integers instantly. Support for negative numbers, large integers, batch...

+40 more number tools →

Case Converter →

Case Converter use on any text to sentence, UPPER, lower, Title, camel, snake or...

Character Counter →

Character Counter, graphemes, words, sentences, paragraphs, reading time. Tweet/SMS/Meta limit badges. Free, client-side, instant.

Duplicate Line Remover →

Strip duplicate lines from text. Case toggle, trim-before-compare, optional sort, stats. Free, offline, client-side,...

Alphabetize List Sort Items Online | A-Z →

Alphabetize list items instantly. Sort A-Z or Z-A, case-sensitive or not. Remove duplicates option....

Find and Replace →

Bulk find & replace in text - literal or regex mode, case-sensitive toggle, count...

Email Extractor →

Extract emails from text - regex match, dedupe (case-insensitive), separator options. Stats. Free, offline,...

+37 more text tools →

BCD to Decimal Converter →

Convert packed BCD to decimal - binary or hex input, COMP-3 signed nibbles, batch...

BCD to Hexadecimal Converter →

Convert BCD to hexadecimal - value conversion or nibble mode, COMP-3 sign, BigInt precision....

BCD to Octal Converter →

Convert BCD to octal - 0o / 0 / no prefix, COMP-3 sign, BigInt...

Binary to Decimal Converter →

Convert extremely large machine binary strings natively into format decimal bounds infinitely fast offline...

Binary to Gray Code Converter →

Convert binary to Gray code (BRGC) - XOR algorithm, bit-width preserved, step-by-step display, BigInt....

Binary to Image Converter →

Render binary as a pixel image - multiple color schemes, pixel scaling, PNG export,...

+31 more binary tools →

Generate a Random Password - Strong and Secure →

Generate strong random passwords with custom character sets instantly. Free, offline, client-side password generator...

Generate a Random UUID - Version 4 →

Generate random UUID v4 identifiers. Free, instant, and secure client-side tool.

Random Number Generator - Pick a Number →

Generate random numbers with custom range and count. Free tool.

Generate a Random String - Custom Length →

Generate random strings with configurable length and character sets. Free, instant, and secure client-side...

Pick a Winner - Random Raffle Picker →

Pick a random winner from a list of names or emails, right in your...

Generate a Random IP Address - IPv4 →

Generate random IPv4 and IPv6 addresses instantly. Free, offline, client-side IP generator for testing,...

+30 more generators tools →

Base64 to UTF-8 Decoder →

Decode Base64 to UTF-8 text - handles emoji, CJK, BOM-stripping, URL-safe variants. Free, client-side,...

Binary to UTF-8 Decoder →

Binary to UTF-8 Text Decoder handles emoji, CJK, accents, strips BOM, counts replacement chars....

Code Points to UTF-8 Converter Free →

Free online Unicode code points to UTF-8 converter. Shows actual UTF-8 byte sequences per...

Convert Arbitrary Base to UTF-8 →

Decode numeric tokens in any base (2-36) as UTF-8 bytes - multi-byte emoji and...

Convert Bytes to UTF-8 →

Convert Bytes to UTF-8 Decode decimal/hex/binary byte values to UTF-8 text - emoji, CJK,...

Convert Data URI to UTF-8 →

online Data URI to UTF-8 decoder with byte-breakdown panel for emoji and CJK. Client-side,...

+27 more utf8 tools →

Add Hex Numbers →

Add Hex Numbers instantly. Free, offline, client-side tool that outputs results in both hex...

ASCII to Hex Converter →

Convert ASCII to Hex - code points or UTF-8 bytes, space/comma/0x-prefixed, uppercase or lowercase....

Base32 to Hex Converter →

Base32 to Hex Converter - pick separator, case, and prefix. Free, client-side, instant, offline,...

Base58 to Hex Converter →

Decode Bitcoin, Ripple, or Flickr Base58 strings to hex - with separator, case, and...

Base64 to Hex Decoder →

Decode Base64 to hex bytes - URL-safe variant, separator options, uppercase toggle, UTF-8 aware....

BCD to Hex Converter →

Convert packed BCD to hexadecimal - decimal-value or nibble mode, BigInt precision, COMP-3 sign....

+27 more hex tools →

Add Combining Characters →

Add Combining Characters diacritical marks above, below, or through any text. Free, offline, client-side,...

ASCII to Unicode Converter →

ASCII to Unicode & Decode decimal, hex, octal, or U+XXXX values to Unicode characters...

Center Unicode Text →

Center Unicode text within a fixed width, with real grapheme counting for emoji and...

Check Spoofed Unicode Text →

Detect Unicode confusables and homoglyphs from Cyrillic, Greek, Armenian, and Hebrew that imitate Latin...

Chunkify Unicode Text →

Split Unicode text into equal chunks with grapheme, code-point, or UTF-16 modes. Keeps emoji...

Convert Code Points to Unicode →

Convert Code Points to Unicode (U+XXXX, hex, decimal) to characters - handles emoji, CJK,...

+26 more unicode tools →

ASCII Case Converter →

Transform any text into Uppercase, Lowercase, Title Case, or Sentence Case safely formatting paragraphs...

ASCII to Decimal Converter →

Convert text to decimal ASCII codes or Unicode code points - strict, byte, UTF-8,...

ASCII to Hexadecimal Converter →

Convert ASCII to hexadecimal - code points or UTF-8 bytes, uppercase, 0x-prefix, JSON-array output....

ASCII to HTML Entities Converter →

ASCII to HTML as entities - safe XSS escape, numeric decimal, or numeric hex....

ASCII to Image Converter →

Render ASCII to Image art as a PNG - choose font size, family, colours,...

ASCII to Lowercase Converter →

Convert ASCII to lowercase - locale-aware for Turkish, Azerbaijani, and Lithuanian. Free, client-side, instant,...

+24 more ascii tools →

Add Background to WebP - Fill Transparent Areas →

Add solid color backgrounds to transparent WEBP images. Choose any color, preview in real-time....

Add Border to WebP - Frame Your Image →

Add customizable borders to WEBP images with adjustable width and color. Preview in real-time....

Add Text to WEBP →

Add text, captions, or watermarks to your WEBP images directly from your browser. Our...

Analyze WebP Images →

Analyze WebP Images. Inspect dimensions, compression type, transparency, animation, and EXIF metadata in WebP...

Base64 to WebP Decoder →

Decode Base64 to WebP image - preview, copy, download. Detects declared vs actual format....

Blur WebP Image →

Blur any WebP image in your browser. Free, offline, client-side - instant preview, secure,...

+22 more webp tools →

Merge PDF →

Combine multiple PDF files into one, in your chosen order. Reorder, then download. Free,...

Split PDF →

Extract a page range from a PDF into a new file. Enter pages like...

Compress PDF →

Optimize and shrink a PDF in your browser by re-saving it efficiently and stripping...

Convert PDF to Text Extractor →

Extract text from PDF files instantly. Copy or download text content from PDFs. Free,...

Convert Markdown to PDF →

Convert Markdown to PDF. Renders and lets you download as PDF.

Convert Text to PDF →

Convert text to PDF instantly. Free text to PDF generator with custom fonts, sizes,...

+18 more document tools →

Draw Canopy Fractal →

Draw a canopy-tree L-system fractal in your browser. 7 iterations, custom colors, gradient depth,...

Draw Cantor Dust Fractal →

Draw true Cantor Dust (4-corner) or Sierpiński carpet (8-square) in your browser. Color modes,...

Draw Cantor Fractal →

Draw the Cantor set with middle-third deletion. 0-10 iterations, custom colors, dimension and measure...

Draw Flowsnake Fractal →

Draw the Gosper curve hexagonal space-filling fractal in your browser. Iterations 1-6, custom colors,...

Draw Frosty Fractal →

Draw Frosty Fractal online, free and private. Runs in your browser, no upload, instant...

Draw Hausdorff Fractal →

Draw the Hilbert curve or Moore curve (closed-loop variant) - true space-filling fractals (dim...

+18 more fractals tools →

Percentage Calculator - Percent and Change →

Calculate percentages: X% of Y, X is what % of Y, % change. Free...

Scientific Calculator - Trig, Logs, Powers →

Free scientific calculator. Trig, logarithms, powers, roots, factorials, pi and e, with degrees or...

Fraction Calculator - Add, Subtract, Multiply →

Free fraction calculator. Add, subtract, multiply or divide two fractions and get a simplified...

GPA Calculator - Weighted Grade Point Average →

Free GPA calculator. Add your courses with grades and credit hours to get your...

Hours Calculator - Time Between Two Times →

Free hours calculator. Enter a start and end time to get hours worked, with...

Statistics Calculator - Mean, Median, Mode, SD →

Free statistics calculator. Paste your numbers to get mean, median, mode, range, variance and...

+14 more math tools →

Analyze JSON Online and Validate JSON Structure →

Analyze JSON Online Validate & Analyze JSON Structure with detailed statistics including depth, key...

Edit JSON →

Edit a JSON value by dot/bracket path, format or minify, indent 2/4 spaces. Live...

Escape JSON →

JSON-escape a string for embedding inside another JSON value or code literal - with...

Extract JSON Keys →

Walk every key in a JSON document - dot, bracket, JSONPath, or RFC 6901...

Convert JSON to Text →

Convert JSON to plain text - pretty, dot-path, indented tree, YAML-like, or numbered outline....

Convert TSV to JSON →

Convert TSV to JSON (and back) with type inference, headers toggle, empty-cell strategy, pretty-print....

+13 more json tools →

Convert CSV to TSV →

online CSV to TSV converter. RFC 4180 parser, embedded-tab escape policy. Client-side, instant, secure...

Convert Text to CSV →

Convert plain text to RFC 4180 CSV (and back) with proper quoting, header rows,...

Convert CSV Delimiter →

Convert CSV Delimiter between comma, tab, semicolon, pipe, or custom delimiters. Free, offline -...

Extract CSV Columns →

Extract columns from CSV by name, 1-based index, or range - RFC 4180 parser,...

Convert CSV Rows to Columns →

online CSV transpose tool. Converts rows to columns with RFC 4180 quoted-field support. Client-side,...

Add Quotes to CSV Online - CSV Quote Wrapper →

Add quotes to CSV fields instantly. Wrap values in double or single quotes, support...

+13 more csv tools →

Length Converter - Metric and Imperial →

Free length converter. Switch between meters, feet, inches, kilometers, miles and more instantly. Runs...

Weight Converter - Kilograms, Pounds, Ounces →

Free weight converter. Switch between kilograms, pounds, ounces, grams, stones and tons instantly. Runs...

Temperature Converter - Celsius, Fahrenheit, Kelvin →

Free temperature converter. Switch between Celsius, Fahrenheit and Kelvin instantly. Runs in your browser,...

Data Storage Converter - MB, GB, MiB, GiB →

Free data storage converter. Switch between bytes, KB, MB, GB, TB and binary KiB,...

Speed Converter - km/h, mph, m/s, Knots →

Free speed converter. Switch between km/h, mph, m/s, knots and ft/s instantly. Runs in...

Volume Converter - Liters, Gallons, Cups →

Free volume converter. Switch between liters, gallons, cups, milliliters and fluid ounces instantly. Runs...

+9 more conversion tools →

FAQ Schema Generator →

Build Schema.org FAQPage JSON-LD from Q&A pairs. Pretty, compact, or script-tag formats. Free, offline,...

Article Schema Generator →

Generate Article, NewsArticle, or BlogPosting schema markup instantly. Get rich results in Google Search....

Schema Markup Extractor →

Extract Schema.org structured data from any HTML. Detect JSON-LD, Microdata, and RDFa instantly. Free,...

Canonical Tag Generator →

Canonical Tag Generator and Generate rel=canonical, og:url, and twitter:url tags from any URL. -...

Disavow File Generator →

Generate Google Search Console disavow.txt files. URL/domain modes, duplicate dedup, RFC 3986 validation. Free,...

Event Schema Generator →

Generate Schema.org Event JSON-LD - physical, virtual, or mixed events with attendance mode, offers,...

+5 more seo tools →

Mortgage Calculator - Payment and Amortization →

Free mortgage calculator with taxes, insurance, PMI, HOA and extra payments. See your monthly...

Loan Calculator - Payment and Interest →

Free loan calculator. Enter the amount, rate and term to see your monthly payment,...

Compound Interest Calculator - Growth →

Free compound interest calculator with monthly contributions. See your future value, total interest, a...

Salary Calculator - Hourly to Annual Pay →

Free salary calculator. Convert pay between hourly, daily, weekly, biweekly, monthly and annual. Set...

Retirement Calculator - Savings Projection →

Free retirement calculator. Project your nest egg from your age, savings, monthly contribution and...

Debt Payoff Calculator - Credit Card →

Free debt payoff calculator. See how long to clear a credit card or loan...

+4 more financial tools →

Affiliate Link Cloaker →

Cloak long affiliate URLs with branded short links. Generate redirect codes for Apache, nginx,...

CPM CPC CPA Calculator →

Calculate CPM, CPC, CPA, CTR, conversion rate, ROAS and ROI for ad campaigns. 8...

Customer Ltv Calculator →

Work out customer lifetime value two ways - classic purchase math or SaaS churn...

Email Signature Generator →

Build an HTML email signature - name, contact details, brand color. XSS-safe escaping. Free,...

Email Subject Line Tester →

Score email subject lines - length, spam triggers, emoji count, inbox preview. Tips to...

ROAS Calculator →

Work out your return on ad spend from revenue and ad spend, shown as...

+3 more marketing tools →

AES-256 Text Encryptor →

Encrypt and decrypt text with AES-256-GCM encryption. Works 100% offline in your browser using...

Bcrypt Generator And Hash Verifier →

Bcrypt Generator And Hash Verifier password hashes. Secure bcrypt encryption with adjustable cost factor....

CSS Box Shadow Generator →

Visual box-shadow builder with multi-layer support, 9 presets (Material elevation, neumorphic, glassmorphic, glow), per-shadow...

CSS Text Shadow Generator →

Multi-layer CSS text-shadow builder with 8 classic presets (outline, neon, 3D, retro), editable preview,...

JWT Decoder →

Decode a JWT to read its header and payload claims, parsed in your browser...

Password Generator →

Create strong random passwords with custom length and character types, generated in your browser...

+2 more security tools →

Calculate BMI - Body Mass Index and Range →

Calculate your BMI and health category instantly. Free, offline, client-side - your data stays...

Calorie Calculator - Daily Calorie Goals →

Free calorie calculator. Find your maintenance calories and daily targets to lose, keep or...

BMR Calculator - Daily Calorie Needs →

Free BMR and TDEE calculator using the Mifflin-St Jeor formula. See your basal metabolic...

Body Fat Calculator - US Navy Method →

Free body fat calculator using the US Navy tape method. Enter a few measurements...

Ideal Weight Calculator - Healthy Weight →

Free ideal weight calculator using the Robinson, Miller, Devine and Hamwi formulas, plus a...