Utility
Unit Converter
Convert any unit instantly.
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Utility Utilities · 10 tools
Utility Tools
Unit converter, currency converter with live rates, BMI calculator, loan EMI calculator, age calculator, percentage calculator, countdown timer, and more free utility tools.
No installationNo account neededFree to use
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Pin frequently used tools for quick access.
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10 toolsUtility
Currency Converter
Convert currencies with live rates.
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Utility
Age Calculator
Calculate exact age from birth date.
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Utility
BMI Calculator
Calculate BMI from height and weight.
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Utility
Percentage Calculator
Calculate percentages in multiple ways.
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Utility
Loan EMI Calculator
Calculate loan EMI and repayments.
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Utility
Random Number Generator
Generate random numbers in any range.
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Utility
Dice Roller
Roll D4 to D100 dice online.
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Utility
Time Zone Converter
Convert time between time zones.
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Utility
Countdown Timer
Count down to any date and time.
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Free Utility Tools online — no account required
ToolBubble (Tool Bubble) provides 10 free utility tools. Popular choices include Unit Converter, Currency Converter, Age Calculator, BMI Calculator and Percentage Calculator.
Frequently asked questions
Are ToolBubble's utility tools free?
Yes. All 10 utility tools on ToolBubble (also known as Tool Bubble) are free to use, with no signup, no watermark and no installation.
Which utility tools are available?
ToolBubble's utility tools include Unit Converter, Currency Converter, Age Calculator, BMI Calculator, Percentage Calculator, Loan EMI Calculator and more. Each tool has its own page with step-by-step instructions.
Do I need to install anything to use these utility tools?
No. Every tool runs in a modern web browser on Windows, macOS, Linux, Android and iOS. Open the tool page and start straight away.
Do I need an account?
No account is required. You can optionally sign in to save files to the cloud or pin your favourite tools, but every tool works without one.
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Can’t find the tool you need?
Tell us what you’re trying to do. Many ToolBubble tools started as a request from someone like you.