Free Text Tools
Convert, format, count, and generate text — all in your browser. No signup, no uploads, no tracking.
All text tools
Pick a tool — your text stays on your device. Four tools are live (Word Counter, Case Converter, Lorem Ipsum Generator, and JSON Formatter & Validator); two more text utilities are in development.
Word Counter
Count words, characters, sentences, and paragraphs. Estimate reading time. Perfect for essays, articles, and social media.
🔤Case Converter
Convert between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more. Real-time and private.
📃Lorem Ipsum Generator
UI-shaped placeholder text in 8 languages with privacy-first browser-based generation
🔧JSON Formatter & Validator
Format, validate, and minify JSON entirely in your browser with smart error messages.
Text Diff Checker
Compare two text blocks side-by-side. Highlights additions, deletions, and changes.
Markdown Preview
Write in Markdown, see the rendered HTML preview in real-time. Export to HTML or PDF.
Why Use Browser-Based Text Tools?
Privacy and speed, without a separate app install.
Many “free” text tools upload your content to a remote server to process. That is fine for public snippets but risky for draft emails, client copy, or anything confidential. DoItSwift text utilities run in your browser: the page loads once, and your keystrokes and pasted text are handled by JavaScript on your device, not sent to us for standard features.
That means you get near-instant feedback (no network round trip for every keystroke) and a consistent experience on planes, in cafés, or behind strict firewalls. You can also disconnect after the first load and keep editing — a simple check that server-dependent sites cannot pass.
Reliability is another reason teams reach for in-browser tools: the same build works in Chrome, Edge, Firefox, and Safari, desktop or phone, with no version skew across machines. We focus on the essentials — counting, case changes, diffing, formatting — so you can work without another subscription or sign-up wall.
Compared to extension stores or marketplaces, an open page on DoItSwift leaves no new permissions to approve on your system; just bookmark the tool you use most. This hub will grow: word counting, case conversion, the Lorem Ipsum Generator, and the JSON Formatter & Validator are live; diffing and Markdown preview are on the way.
Explore more categories
Image, PDF, and calculator hubs — all privacy-first, free, and in-browser.
- Image tools Convert, compress, resize, Base64, favicons, and more.
- PDF tools Merge, split, compress, convert, unlock — locally in your tab.
- Calculators Finance, health, math, time, and daily helpers — dozens of free tools.
A dedicated generators section may be added later; check back for new hubs.
Text tools FAQ
Are these text tools free?
Yes. DoItSwift text tools are free to use in your browser with no signup, no paywall, and no monthly limit. We may add more tools over time; what you use today remains free.
Is my text stored or sent to a server?
No. Tools are built to run locally in JavaScript in your tab. Your characters are not uploaded to DoItSwift for normal operation — you can go offline after the page loads and keep working, same as our image and PDF tools.
Do these tools work offline?
After the first load, the page and scripts are cached by your browser. You can disconnect from the internet and still use the tools, unless a specific feature clearly requires a network call.
Can I use these on mobile?
Yes. DoItSwift text tools work in Safari on iPhone, Chrome on Android, and other modern mobile browsers. Very large pasted documents may be slower on older devices.
How do I suggest a new text tool?
Use the contact page to describe the workflow you need. We prioritize privacy-first, in-browser ideas that help writers, students, and developers every day.
Are the tools limited in how much text I can process?
There is no artificial character cap for most tools. Practical limits come from your device memory and tab performance. Pastes of very large documents (e.g. hundreds of pages) may slow or freeze on low-end phones; split work into chunks if that happens.