1Day Tools
Everyday utilities, simplified.
Designed for speed, built for productivity.
Car Profit Calculator
Smart calculator for vehicle maintenance & profit analysis.
Caffeine Tracker
Monitor your daily intake and visualize half-life decay.
Every Unit Converter
Convert length, weight, and more with visual comparisons.
Speed Visualizer
Convert speed units instantly with real-time visual gauges.
Lotto Fortune
Check your daily fortune with numbers.
Pet Mind Reader
What is your pet thinking? AI translation.
SecureConvert Studio
Convert Images & Videos locally. No server upload.
Perfect Circle
Can you draw a perfect circle? Test your drawing skills!
About 1Day Tools
We prioritize your privacy. Most of our tools process data locally on your device without sending it to a server. Experience a smarter daily life with the fast and intuitive 1Day Tools.
Privacy First: No data collection, local processing.
Zero Install: Works instantly in your browser.
100% Free: No hidden costs or subscriptions.
Frequently Asked Questions
Q. Is it really free?
Yes, all tools are 100% free to use.
Q. Do you save my data?
No, most tools operate entirely within your browser and do not send data to any server.
Q. How can I support?
You can support us by using the 'Buy me a coffee' button.