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Learn how to calculate the letter sum of text using the A=1 to Z=26 value system. Get total sum, per-word breakdowns, and custom value mappings.

Learn how to convert tabs to spaces and spaces to tabs with our free indentation converter. Configurable tab width, smart alignment preservation, bidirectional.

Learn how to build well-structured AI prompts for ChatGPT, Claude, and Gemini with our free prompt structurer. Pick task type, tone, length, and save reusable templates.

Learn how to swap letters in words with our free letter swapper. Swap adjacent letters, first and last letters, or letters at custom positions in each word.

Learn how to convert typed text into realistic handwriting on notebook paper with our free generator. Choose fonts, ink colors, and download as PNG.

Learn how to remove line numbers from code and numbered lists with our free line number stripper. Supports dot, colon, parenthesis, and dash separators.

Learn how to build regular expressions visually by clicking blocks with our free regex builder. Add patterns for digits, letters, email, URL, and test with live matching.

Learn how to remove specific letters from text with our free letter stripper. Select individual letters on an alphabet grid or type custom letters to remove.

Learn how to turn messy meeting notes into a clean to-do list with our free notes-to-tasks converter. Detects action items, @owners, and due dates automatically.

Learn how to find duplicate letters in text with our free duplicate letter finder. See letter frequency tables, inline highlights, and case-sensitive analysis.