Transform your text case in real-time.
A premium, secure text manipulation suite for developers, content writers, and editors. All conversions happen entirely in your browser.
Drop your file to import text or audio/video
Supports Text, Markdown, MP4, MP3, WAV, M4A, etc.
Preparing file...
Extracting audio track
Search & Replace
Add Prefix or Suffix
Fancy Fonts Preview (Unicode Generator)
Real-time previews for social bios. Click on a style to copy it instantly.
Text Case Converters
Developer Conventions
Spacing & Line Cleanups
Text Cleanups & Reversers
Text Statistics
Word Density & Frequency
| Word | Count | Density |
|---|---|---|
| Enter text to calculate keyword frequency | ||
What is an Underscore Inserter?
An underscore inserter is a web utility that replaces spacing characters with underscore symbols (_). For instance, it converts the text database column username into database_column_username.
This tool is extremely helpful for database administrators, software engineers, and scripts developers who want to format table structures, declare variables, create snake_case constant variables, or rename files for system scripts.
Common Programming Uses:
- snake_case Variables: Common in Python, Ruby, and PHP variable declaration.
- Database Column Names: Standard convention in MySQL, PostgreSQL, and SQLite configurations.
- Environment Variable Keys: Often used as SCREAMING_SNAKE_CASE (e.g. DATABASE_URL).