Tools that just work

21 free utilities for developers, analysts, and traders. Everything runs in your browser — nothing uploaded, no account required.

100% client-side no signup instant results toolsnova.net

🛠 Developer Tools 10 tools

Format, validate and beautify JSON with syntax highlighting.

Encode or decode Base64 strings. Supports Unicode and emoji.

UPPER, lower, camelCase, PascalCase, snake_case, kebab-case.

Count words, characters, sentences, paragraphs and reading time.

Encode or decode URLs and query parameters with breakdown.

Timestamp Converter

Unix epoch ↔ human date. UTC, ISO 8601, local timezone.

Password Generator

Cryptographically random strong passwords. Bulk generation.

Generate placeholder text — words, sentences or paragraphs.

Generate UUID v4 strings. Bulk, uppercase, and no-dash formats.

MD5, SHA-1, SHA-256, SHA-512 from any text. All at once.

🧮 General Utilities 3 tools

Exact age in years, months and days. Days to next birthday.

Body Mass Index in metric or imperial. Health category guidance.

Percentage Calculator

X% of Y, percentage change, add/subtract %, and more.

💰 Finance Tools 4 tools

Monthly loan EMI, total interest, and amortisation breakdown.

SIP future value, total invested vs estimated returns.

Compound Interest

CI with any frequency — annual, monthly, daily compounding.

Currency Converter

📊 Trading Tools 5 tools

Lot Size Calculator

Forex position size from balance, risk %, entry and stop loss.

Risk:Reward Ratio

R:R ratio, P&L, and breakeven win rate for any trade.

Drawdown Calculator

Drawdown loss and recovery % needed to break even.

Margin Calculator

Required margin for any forex/CFD position and leverage.

Gold Position Size

XAUUSD lot size calculator. Accounts for gold pip value.