ConvertBox is a fast, accurate, and easy-to-use offline unit converter app.
Convert units instantly across multiple categories — no internet connection required.
Designed for students, professionals, and everyday users, ConvertBox makes unit conversion simple and reliable.
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🔢 Supported Conversions
• 📏 Length
• ⚖️ Mass
• 🌡 Temperature
• 🧪 Volume
• 🚀 Speed
• 🧱 Pressure
• ⚡ Energy
• 📐 Area
• 🧮 Density
• 🔌 Power
• ⏱ Time
• 💾 Data Size
• 📐 Angle
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⚙️ Key Features
• Works completely offline
• Fast and accurate unit conversions
• Swap units instantly ⇆
• Conversion history (stored locally)
• Copy results with one tap 📋
• Clean, modern, and lightweight design
• No login, no ads, no tracking
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🔐 Privacy Friendly
ConvertBox stores all data locally on your device.
No accounts, no cloud sync, no internet access required.
Your usage stays private and offline.
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🎯 Perfect For
• Students & teachers
• Engineers & professionals
• Daily calculations & measurements
• Anyone needing a reliable offline unit converter
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📥 Download Now
Download ConvertBox and enjoy fast, accurate, and offline unit conversion anytime, anywhere.
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