JSON Validator
Regex Tester
Password Generator
JWT Debugger
Base64 Tool
Color Palette
Text Diff
CRON Builder
UUID Generator
SQL Formatter
Mermaid Editor
Markdown Exporter
HTTP Composer
Browser Inspector
Unlock Powerful Utilities Privately
Your go-to platform for solving everyday digital challenges. Browser-first processing keeps your data local — with secure server support when advanced features require it.
General Tools
Date Calculator
Precise duration between dates in years, months, and days
Unit Converter
Fast conversion across all major scientific and daily units
Timezone Converter
Convert time between multiple global zones with DST
Memory Game
Test and improve your focus with this classic game
QR Generator
Create high-resolution QR codes for links, text, WiFi
Image Converter
Convert, resize, and crop images between formats
Image Forensic Check
AI-powered image authenticity and deepfake detection
Receipt Scanner
OCR receipt scanning and automatic expense tracking
Financial Tools
SIP Calculator
Advanced wealth projection with step-up and tax logic
Income Tax Calculator
Calculate Budget 2026-27 Indian Income Tax with LTA, NPS, Capital Gains, standard UI vs Old Regimes
SWP Calculator
Calculate retirement cash flow and corpus depletion
FD / RD Calculator
Calculate total Fixed and Recurring Deposit maturity returns with global TDS mechanics
Loan / EMI Calculator
Detailed monthly payment breakdown and amortization
Technical Tools
JSON Validator
Validate, format, and minify JSON data structures
Browser Inspector
Detailed diagnostic info about your browser and OS
HTTP Request Composer
Test REST APIs and compose HTTP requests
Mermaid Editor
Live Mermaid.js diagram and flowchart editor
JWT Debugger
Decode, verify, and generate JSON Web Tokens
Markdown Exporter
Write markdown and export to PDF, HTML, or Word
Text Diff
Compare two texts side-by-side with line-by-line and word-level diff highlighting
Color Palette
Pick colors with HSL sliders, generate harmonies, check WCAG contrast, and export CSS variables
CRON Builder
Build cron expressions visually with human-readable translation and next run times
SQL Formatter
Format, beautify, and minify SQL queries with syntax highlighting and dialect support
Articles & Guides
In-depth reading on personal finance, investing, and developer tools — written for clarity and practical use.
Financial
New vs Old Tax Regime: Which Saves More?
FY 2024-25 slab comparison — break-even deduction analysis for every income level.
9 min read FinancialThe Compound Interest Magic Behind SIPs
How systematic investing harnesses compounding — with real numbers showing the difference a decade makes.
7 min read FinancialEmergency Fund: How Much Is Enough?
The 3–6 month rule, where to park it for liquidity + returns, and how to build it without disrupting investments.
6 min read TechnicalJSON Best Practices for API Design
Naming conventions, null vs omission, pagination envelopes, and versioning strategies for production APIs.
8 min read TechnicalREST API Design: 10 Principles That Scale
HTTP verb semantics, idempotency, pagination, and versioning — the principles behind great APIs.
9 min read TechnicalPython Dataclasses: A Complete Guide
field(), frozen instances, __slots__, inheritance, and JSON serialisation — with practical patterns.
10 min readWhy Choose Tools-Hut?
Browser First
We take a browser-first approach — your data is processed locally whenever possible. Only when advanced features require it, data is securely shared with our backend.
Zero Latency
Experience instant results without server round-trips. Our browser-local processing means tools are fast, efficient, and even work offline.
No Accounts
Start solving digital challenges immediately. No sign-ups or emails required for our core professional-grade utility suite.