単位コンバーター
異なる測定単位間を簡単に変換。
Web MCP対応AIエージェントはページスクレイピングなしでこのツールを直接呼び出し可能
8つの単位カテゴリリアルタイム変換ローカル処理
Your data stays yours
100% local
Everything runs in your browser
Zero uploads
Files are never sent to a server
No sign-up
Free to use, no account needed
Unit Converter FAQ
Answers to the most common questions about using this tool.
Is this tool free to use?
Yes — every ConvTop tool is 100% free, with no sign-up, no limits and no watermark.
Is my data safe with this tool?
Yes. Everything runs locally in your browser — your input never leaves your device, so sensitive data stays private.
Related Tools
Voice Memo
Real-time note sync between phone and computer via a 4-digit pairing code
Timestamp Converter
Convert Unix timestamp to date and vice versa
Text Tools
Text statistics, conversion, and formatting utilities
File Hash
Calculate SHA256 and MD5 hash values
QR Code Generator
Generate QR codes with custom colors, size, and logo
Timer & Stopwatch
Professional stopwatch with count-up and countdown modes
Resolution Converter
Convert between resolution pixels and aspect ratios with GCD simplification