Se
Sentence case converter
Sentence case converter: capitalize the first letter of each sentence and leave the rest lowercase.
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111 converters you can run without an account. Filter by category or search by name.
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111 tools
lo
Lower case converter
Convert uppercase to lowercase online. Capital to small letters converter — Word and Excel alternatives, in your browser.
UP
UPPER CASE converter
Upper case converter: turn any text into capital letters. Also converts lower case to upper case, including German ß and Turkish i.
Ca
Capitalized Case converter
Capital case converter and proper case converter: capitalize the first letter of every word (Start Case).
Ti
Title Case converter
Title case converter with AP, APA, Chicago, and MLA small-word rules. Also an AP title case converter for headlines.
ca
camelCase converter
Camel case converter: turn phrases, snake_case, or kebab-case into camelCase identifiers in your browser.
Pa
PascalCase converter
Convert text into PascalCase for class names, components, and types.
sn
snake_case converter
Build snake_case or SCREAMING_SNAKE_CASE from any identifier or sentence.
ke
kebab-case converter
Convert text into kebab-case for CSS classes, file names, and routes.
do
dot.case converter
Convert identifiers to dot.case for object paths and some config keys.
Sl
URL slug generator
URL slug generator and bulk slug generator. SEO-friendly slugs, including Arabic. Custom handles in your browser.
Wo
Word & character counter
Count characters, words, sentences, lines, bytes, and reading time locally.
Se
Online sentence counter
Count sentences in a draft, plus words and characters, without uploading.
Wo
Word frequency counter
Rank the words in your paste by how often they appear.
Wo
Word cloud generator
Turn word frequencies into a simple in-browser word cloud.
Fi
Find and replace
Find and replace text or regular expressions with a live match count.
Ch
Character remover
Delete specific letters, digits, or symbols from a paste in one pass.
Du
Duplicate line remover
Keep the first copy of each line and drop the rest, preserving order.
Du
Duplicate word finder
List words that appear more than once, with counts.
Em
Em dash remover
Replace em dashes and en dashes with hyphens, commas, or nothing.
Re
Remove line breaks
Join wrapped lines with a space, comma, pipe, or custom separator.
Re
Remove text formatting
Strip HTML tags, smart quotes, and extra spaces from copied rich text.
Re
Remove underscores
Turn snake_case leftovers into readable spaces.
Re
Whitespace remover
Collapse extra spaces, trim lines, or strip every whitespace character.
Pl
Plain text converter
Convert HTML or rich text to readable plain text, keeping list-like line breaks.
Re
Repeat text generator
Repeat a snippet a chosen number of times with a custom separator.
Re
Reverse text generator
Reverse a string character by character, including emoji as full code points.
So
Sort words alphabetically
Sort lines or words A–Z or Z–A, with numeric awareness.
No
Online notepad
A private scratch pad stored only in this browser.
Lo
Lorem Ipsum generator
Generate placeholder paragraphs, sentences, or words in the browser.
NA
NATO phonetic alphabet translator
Spell words with Alfa, Bravo, Charlie — locally.
Nu
Number to words converter
Spell integers in English, with international or Indian grouping.
Ph
Phonetic spelling generator
Approximate English IPA from spelling, entirely in the browser.
Pi
Pig Latin translator
Move leading consonants and add -ay, in your browser.
Ro
Roman numeral date converter
Replace numbers in a date or phrase with Roman numerals.
A1
A1Z26 cipher decoder
Swap letters for their position in the alphabet, or back again.
Ba
Base64 encode & decode
Encode or decode Base64 strings without uploading them.
Bi
Binary code translator
Translate text to 8-bit binary and back, using UTF-8 bytes.
Ca
Caesar cipher tool
Shift letters by a chosen amount. Decode with the same shift.
RO
ROT13 encoder/decoder
Apply ROT13, which is its own inverse.
Mo
Morse code translator
Translate to and from Morse with dots, dashes, and slashes for spaces.
He
Hex to text converter
Convert UTF-8 text to hexadecimal bytes and back.
UR
URL encode and decode
Percent-encode or decode URL components in the browser.
UT
UTF-8 encoder/decoder
Show UTF-8 byte sequences as hex, or decode them back to text.
JS
JSON formatter & minifier
Pretty-print, minify, and validate JSON entirely in your browser.
Ar
Array to JSON converter
Convert PHP array to JSON, JavaScript arrays to JSON, or Power Automate array output — locally in your browser.
JS
JSON stringify text
Wrap any text as a JSON string with escaped quotes and newlines.
JS
JSON unstringifier
Parse an escaped JSON string back into readable text or pretty JSON.
JS
JSON to YAML converter
Convert JSON to YAML and YAML back to JSON in the browser.
CS
CSV to JSON converter
Turn CSV into an array of objects, or JSON arrays back into CSV.
HT
HTML to Markdown converter
Convert HTML snippets to Markdown, or Markdown back to HTML.
Ma
Markdown formatter
Normalize Markdown whitespace and trailing spaces locally.
Ma
Markdown table generator
Turn TSV or CSV into a pipe table you can paste into Markdown.
CS
CSS formatter
Beautify or minify CSS with brace-aware indentation.
SC
SCSS formatter
Indent SCSS/CSS nested blocks in the browser.
HT
HTML formatter
Indent HTML/XML-like markup or minify tag spacing.
XM
XML formatter
Pretty-print or minify XML documents locally.
Ja
JavaScript formatter
Brace-indent JavaScript, or minify whitespace and comments.
Ty
TypeScript formatter
Indent TypeScript snippets in the browser.
Gr
GraphQL formatter
Indent GraphQL queries and schemas with brace awareness.
YA
YAML formatter
Pretty-print JSON-shaped YAML, or re-emit JSON as YAML.
Re
Regex tester tool
Test JavaScript regular expressions against a paste, with match lists and highlights.
MD
MD5 hash generator
Hash text with MD5 entirely in the browser. Not for passwords.
Nu
Number sorter
Extract numbers from a paste and sort them numerically.
UT
UTM generator
Build campaign URLs with utm_source, utm_medium, utm_campaign, and friends.
QR
QR code generator
Render a QR code as SVG from a URL or snippet, in the browser.
AP
APA citation generator
Draft an APA-style reference from authors, year, title, and source.
Im
Image to text converter
OCR a PNG or JPG in the browser with Tesseract — no upload to our servers.
PD
PDF to Markdown converter
Extract embedded text from a PDF in the browser and emit rough Markdown.
Wo
Word to Markdown converter
Convert a .docx file to Markdown in the browser.
In
Invisible text generator
Copy zero-width or Hangul-filler characters for places that reject empty strings.
AS
ASCII art generator
Turn short words into a five-row block-letter banner.
Bi
Big text generator
The same banner letters as ASCII art, labeled for display type.
Bo
Bold text generator
Mathematical bold unicode you can paste into chats that ignore markdown.
It
Italic text generator
Mathematical italic characters for places without a /italic/ switch.
Fa
Fancy text generator
Script-style unicode letters for bios and invitations.
Cu
Cute font generator
A softer script style for names and short phrases.
Bu
Bubble text generator
Circled letters and digits for stickers and usernames.
Do
Double-struck text
Blackboard-bold letters like ℝ and ℂ, plus the rest of the alphabet.
Go
Gothic text
Fraktur / blackletter unicode for a medieval look.
Wi
Wide text generator
Fullwidth characters for an aesthetic / vaporwave look.
Ae
Aesthetic text
Fullwidth letters with extra spacing for vaporwave captions.
Ty
Typewriter text
Monospace unicode letters that look like a typewriter in proportional fonts.
Sm
Small text generator
Small-caps unicode for tiny-looking social text.
St
Strikethrough text generator
Add a combining long stroke overlay to each character.
Un
Underline text generator
Combining low line under each letter.
Sl
Slash text generator
Overlay a combining short solidus on each letter.
St
Stacked text generator
Put each character on its own line for a vertical stack.
Su
Superscript generator
Convert supported letters and digits to superscript form.
Su
Subscript generator
Convert supported characters to subscript unicode.
Up
Upside down text
Flip letters with lookalike glyphs and reverse the string.
Mi
Mirror text generator
Replace letters with mirrored lookalikes.
Za
Zalgo text generator
Glitch text with stacked combining marks.
Cu
Cursed text tool
Fraktur plus heavier combining marks for a cursed look.
Wi
Wingdings translator
Map letters to dingbat-like symbols and back.
Un
Unicode text converter
Preview several unicode font styles from one paste.
Un
Unicode to text converter
Turn styled unicode back into normal Latin letters.
Di
Discord font generator
Unicode styles that survive Discord messages and nicknames.
Fa
Facebook font generator
Styled unicode for Facebook posts, comments, and intros.
In
Fonts for Instagram
Unicode fonts for Instagram bios, captions, and stories text.
Ti
TikTok font generator
Unicode styles for TikTok bios and comments.
X
Twitter font generator
Styled unicode for X (Twitter) posts and names.
Wh
WhatsApp font generator
Unicode styles for WhatsApp besides *bold* and _italic_ markdown.
Ra
Random choice generator
Pick one item at random from a list, using crypto.getRandomValues.
Ra
Random date generator
Generate a random ISO date between two years.
Ra
Random IP address generator
Generate random IPv4 or IPv6 addresses for tests.
Ra
Random letter generator
Draw random A–Z letters.
Ra
Random month generator
Pick a month name at random.
Ra
Random number generator
Uniform random integers between two bounds, using CSPRNG.
Pa
Strong password generator
Generate random passwords with crypto.getRandomValues.
UU
UUID generator
Generate RFC 4122 version 4 UUIDs in the browser.
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