Free Online Tools for
Developers, Creators & Everyone
Fast, private, and completely free. No sign-up required.
Most
Popular Tools
Discover our most-used tools loved by thousands of users worldwide
JSON Formatter
Format, validate, and beautify JSON data instantly
Base64 Encoder/Decoder
Encode and decode Base64 strings with ease
IP Address Lookup
Find geolocation and details about any IP address
Unit Converter
Convert between thousands of units effortlessly
BMI Calculator
Calculate your Body Mass Index instantly
ROI Calculator
Calculate Return on Investment for your business
How It
Works
Get started in seconds with our simple 3-step process
Choose Your Tool
Browse our categories or use the search bar to find the perfect tool for your task.
Input Your Data
Paste, type, or upload your data. Everything stays in your browser—100% private.
Get Results Instantly
See your results immediately. Copy, download, or share them as needed.
Tools for
Every Need
Browse our comprehensive collection of tools organized by category
Developer Tools
JSON formatters, encoders, code converters, and essential utilities for developers
System Tools
Network utilities, IP lookup, DNS checkers, and system administration tools
Engineering Tools
Calculators, unit converters, and technical tools for engineers
Marketing Tools
SEO analyzers, content tools, and social media helpers for marketers
Business & Finance
Financial calculators, invoice tools, and ROI analyzers for business
Health Tools
BMI calculators, fitness trackers, and wellness tools for health
Why Choose
Viblaa?
Built with performance, privacy, and usability in mind
Lightning Fast
All tools run directly in your browser. No server roundtrips, no waiting.
Privacy First
Your data never leaves your device. Zero tracking, zero data collection.
Free Forever
No hidden fees, no premium tiers. All tools are 100% free to use.
Frequently Asked
Questions
Got questions? We've got answers
Are all tools really free?
Yes! All tools on Viblaa are 100% free to use. There are no hidden fees, premium tiers, or usage limits.
Is my data safe and private?
Absolutely. All our tools run entirely in your browser. Your data never leaves your device.
Do I need to create an account?
No account required! Simply visit any tool and start using it immediately.
How often are new tools added?
We're constantly adding new tools based on user feedback. On average, we add 5-10 new tools every month.
Can I suggest a new tool?
Yes! We love hearing from our users. You can submit tool suggestions through our feedback form.
Are the tools mobile-friendly?
Yes! All our tools are fully responsive and work great on mobile devices, tablets, and desktops.
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Updated
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Ready to Get Started?
Jump right in and start using our tools. No signup required, completely free, forever.