AppHelpFast online utility tools
Privacy
en

AppHelp category hub

Writing Tools for Markdown, Text Cleanup, and Documentation

Browser-local writing utilities for cleaning text, sorting lines, counting words, generating Markdown helpers, and preparing documentation snippets.

15 live toolsPublished Updated Back to all tools

Quick answer

AppHelp writing tools support Markdown, README, changelog, meeting note, subtitle, text sorting, word counting, case conversion, and copy cleanup workflows directly in the browser.

Workflows

Choose the right writing tool

Clean pasted text

Trim lines, deduplicate entries, sort lists, add prefixes or suffixes, and count text before publishing or sharing.

Prepare Markdown and docs

Generate tables of contents, convert Markdown outputs, and shape README or release-note content from structured inputs.

Normalize content labels

Convert case styles, create slugs, and format repeated text snippets for files, headings, tickets, and documentation.

Tool list

Writing tools on AppHelp

Every listed tool opens on its own canonical AppHelp subdomain and runs in the browser with no upload by default.

Text Case Converter

Switch text between title case, sentence case, slug case, and constant case.

Useful for headings, filenames, labels, docs, content snippets, and structured naming tasks.

caseslugcopywriting

Markdown TOC Generator

Generate a Markdown table of contents from headings locally in your browser.

Use it for README files, documentation pages, and wiki content to auto-build anchor-linked TOCs without uploading text.

markdowntocheadingdocumentation

Text Cleaner

Trim lines, remove blank lines, and deduplicate text locally.

Useful for cleaning pasted content, spreadsheet exports, log snippets, and text with stray whitespace or duplicate lines.

textcleantrimdeduplicate

Line Prefix Suffix Tool

Add a prefix or suffix to every line without uploading content.

Handy for adding bullet points, quote characters, comment markers, list numbers, or custom delimiters to multi-line text.

prefixsuffixlinestext

Text Line Sorter

Sort multiline text alphabetically, numerically, or by line length.

Quickly order lists, glossaries, word sets, or CSV rows without leaving the browser or copying to a spreadsheet.

sortlinesalphabeticaltext

Text Counter

Count characters, spaces, punctuation, words, lines, and paragraphs locally.

Useful for social media copy limits, SEO meta length checks, writing targets, and content audits without uploading data.

countwordscharacterswriting

Full Half Width Converter

Convert full-width and half-width ASCII characters locally.

Essential for CJK text processing, form data normalisation, and fixing mixed-width punctuation in multilingual content.

full-widthhalf-widthcjkunicode

SRT to VTT Converter

Convert subtitles between SubRip SRT and WebVTT formats locally.

Useful for HTML5 video captions, player compatibility, and migrating subtitle files without uploads.

subtitlesrtvttcaption

Subtitle Time Shifter

Shift every subtitle timestamp by a millisecond offset locally.

Fix out-of-sync captions by nudging SRT or VTT timings earlier or later in one pass.

subtitlesyncoffsettiming

Bilingual Subtitle Merger

Merge two SRT tracks into one bilingual subtitle file locally.

Combine a primary and secondary language line per cue for language learning and dual captions.

subtitlebilingualmergesrt

DOCX to Markdown Converter

Convert Word DOCX content to editable Markdown locally.

Built as a free browser-local AppHelp utility with copy or download output and no account requirement.

docxmarkdownwriting

Markdown Table Generator

Edit a table grid and copy Markdown table syntax.

Built as a free browser-local AppHelp utility with copy or download output and no account requirement.

markdowntableeditor

README Generator

Generate a structured project README from form fields.

Built as a free browser-local AppHelp utility with copy or download output and no account requirement.

readmemarkdowntemplate

Markdown to DOCX Converter

Convert Markdown into a Word-compatible DOCX document locally in your browser.

Browser-local markdown to docx converter with copy or download output and no account requirement.

markdowndocxword

Resume Template Generator

Build a resume with template styles, accent color, and Markdown/HTML/DOCX/PDF export.

Browser-local resume template generator with structured sections, style presets, copy output, and print-to-PDF flow.

resumetemplatecv

Frequently asked questions

What writing workflows does AppHelp support?

The writing hub supports Markdown helpers, text cleanup, line sorting, word counting, case conversion, slug generation, and documentation preparation.

Can I use writing tools for pasted private notes?

Use the browser-local text tools when you want to clean or transform pasted notes without creating an account or uploading content by default.