Audio Steganography

Hide data in audio, draw on spectrograms, and find hidden data

音声ステガノグラフィー: 音声にデータを隠す・スペクトログラムに絵を描く・隠れたデータを探す

Characters & Symbols

Symbols – Browse, combine and copy special characters and symbols
Fancy Text – Unicode fonts, Zalgo, strikethrough, invisible ink and more
Emoji – Search emoji, switch styles and copy
Kaomoji – Japanese emoticons by mood, one tap to copy
Mojibake Generator – Garble text by decoding it with the wrong encoding, or repair it
Morse Code – Translate text to Morse code and back, with sound and light
Whitespace Characters – Every kind of space and invisible character, ready to copy
Lookalike Characters – Find characters that look similar to the one you type
Character Info – Code point, name and bytes of each character

Character Counter – Count characters, words, lines and bytes
Find & Replace – Replace text with plain text or regular expressions, in bulk
Text Diff – Compare two texts and highlight the differences
Text Converter – Full-width/half-width, hiragana/katakana, case and romaji
Line Tools – Sort lines, remove duplicates and blank lines, trim and number
Notepad – Quick notes saved in this browser
Markdown Viewer – Write or paste Markdown and see it rendered
Dummy Text – Lorem ipsum and placeholder text in several languages
Text Steganography – Hide messages in text with invisible characters, and reveal them

Discord Colored Text – Color and style text for Discord with ANSI code blocks
Discord Timestamp – Make <t:…> timestamps that show in each reader's time zone
Discord Formatting – Preview Discord markdown and escape special characters
Discord ID Decoder – Find out when a Discord user, server or message was created

QR Code – Create QR codes for text, links and Wi-Fi
Color Converter – HEX, RGB, HSL and OKLCH with contrast check
Image Compressor – Compress, resize and convert images to WebP, JPEG or PNG
Image Steganography – Hide text, files or images inside a picture, and find hidden data
Audio Steganography – Hide data in audio, draw on spectrograms, and find hidden data
EXIF Remover – View and remove photo metadata such as location