Private AI Tools That Run
Only In Your Browser
Free, fast, and fully private. Summarize text, format JSON, generate passwords, write code — all without uploading a single byte of your data.
All Tools
Every tool runs locally in your browser. Pick a category or search.
VibeCode Playground
Run and edit HTML, CSS, and JavaScript locally with live preview and console output.
Local Debug Sandbox
Paste error messages and get debugging hints with offline pattern matching.
Regex Tester & Library
Test regular expressions with live highlighting, explanations, and a pattern library.
Snippet Manager Vault
Organize, tag, and search your code snippets locally with syntax highlighting.
Browser API Tester
Test HTTP requests and inspect responses — all processed in your browser.
Local Git Diff Visualizer
Compare two text files side-by-side with syntax-highlighted diff output.
Semantic Code Search
Search through your saved code snippets using keyword and fuzzy matching.
Secure JSON Formatter
Beautify, minify, validate, and explore JSON with an interactive tree view.
Offline CLI Simulator
Practice common shell commands in a simulated terminal environment.
Color Palette Tool
Pick, tweak, and export color palettes. Generate harmonious color schemes.
CSS Generator
Visual CSS builder for padding, shadows, gradients, borders, and more.
HTML/CSS Component Library
Browse and preview ready-to-use UI components with copy-paste code.
ESLint in Browser
Lint JavaScript code locally using browser-based ESLint engine.
SQL REPL Emulator
Run SQL queries on local data tables. Upload CSV, query, and export results.
Architecture Diagram Tool
Draw architecture and flow diagrams, stored entirely in your browser.
Offline Prompt Designer
Craft AI prompts with templates, variables, and test previews — saved locally.
Private Summarizer
Condense long texts into concise summaries — short, medium, or detailed.
Local Style Rewriter
Rewrite text in different tones — formal, casual, simple, or technical.
Idea Generator Deck
Generate creative ideas for blogs, startups, projects, and more.
Personal Brainstorm Board
Visual brainstorming canvas with sticky notes, grouping, and export.
Vocabulary Enhancer
Find synonyms, antonyms, and stronger word choices for your writing.
Sentence Clarifier
Simplify complex sentences and improve clarity. Readability focused.
Citation Formatter
Format citations in APA, MLA, Chicago, and Harvard styles.
Local Research Organizer
Save research snippets, add tags, and organize findings locally.
Tone Checker
Analyze text sentiment, readability, and highlight complex sentences.
Grammar Puzzle Tutor
Fun offline grammar practice with interactive exercises and explanations.
Private Story Builder
Build stories scene by scene with character tracking and plot outlines.
Flashcard Maker + SRS
Create flashcard decks with spaced repetition for effective learning.
Formula Master
Browse and search math, physics, and chemistry formulas with explanations.
Mind Map Builder
Create interactive mind maps with drag-and-drop nodes and auto-layout.
Pseudo-code Trainer
Practice writing pseudo-code with guided exercises and algorithm patterns.
Language Practice Bot
Practice vocabulary and phrases with offline word banks and quizzes.
Local Quiz Creator
Create MCQ quizzes with timer, scoring, and progress tracking.
Equation Solver
Solve algebra and calculus equations with step-by-step solutions.
Periodic Table Lab
Interactive periodic table with element details, properties, and search.
Citation Guide Quick Tool
Quick reference for citation style rules — APA, MLA, Chicago, Harvard.
Offline Graph Plotter
Plot mathematical functions, customize axes, and export as images.
Private Notes + Tasks
Rich markdown notes with task lists, folders, and full-text search.
Focus Timer + Insights
Pomodoro timer with session stats, streaks, and productivity insights.
Offline Markdown Editor
Full-featured markdown editor with live preview and HTML/PDF export.
Journal with AI Prompts
Daily journal with reflection prompts, mood tracking, and local storage.
Privacy-First Kanban Board
Drag-and-drop Kanban board with columns, priorities, and due dates.
Habit Tracker
Track daily habits with calendar grid, streaks, and completion stats.
Local Calendar Planner
Plan events and tasks on a local calendar. No cloud sync needed.
Expense Tracker
Track expenses by category with monthly summaries and charts.
Local Mindfulness Timer
Guided breathing exercises and meditation timer with ambient sounds.
Reading List Organizer
Organize your reading list with status tracking, notes, and ratings.
Bookmark Manager
Save, organize, and search bookmarks with tags and folders.
Offline PDF Highlighter
Annotate and highlight PDFs directly in your browser. Export annotated copies.
Password Generator + Vault
Generate secure passwords with strength meter and encrypted local vault.
Why Private?
Your data is yours. We built ToolSwift with a zero-knowledge architecture.
No Data Uploads
Everything processes locally. Your text, code, and files never leave your device.
No Cookies or Tracking
Zero analytics scripts. Zero cookies. We literally cannot track you.
Encrypted Storage
Optional encrypted local storage using AES. Your saved data is protected even on shared devices.
Works Offline
Install as a PWA and use all tools without an internet connection. True privacy.
No Accounts Required
No sign-ups, no emails, no personal information. Just open and use.
Open & Transparent
Inspect the code yourself. Every tool's processing logic runs client-side in plain JavaScript.
How It Works
Simple, transparent, and secure by design.
Open a Tool
Choose any tool from the dashboard. No login or setup needed.
Work Locally
Your input is processed entirely in your browser using JavaScript and WebAssembly.
Save or Export
Save results to your device or browser storage. Nothing is sent to any server.
No server. No API calls. No data leaves your device.
Built on Trust
ToolSwift is built with complete transparency. Every tool processes data client-side using standard web technologies. No hidden servers, no shadow APIs, no data harvesting.
- ✓ Open-source friendly architecture
- ✓ No network requests for processing
- ✓ Verifiable in browser DevTools
- ✓ GDPR compliant by design
Frequently Asked Questions
Everything you need to know about ToolSwift.
Ready to Go Private?
Start using tools that respect your data. No sign-up required.