Every tool.
One beautiful place.
GST, PDF, AI, finance and developer tools — built to feel less like software and more like magic.
Built to grow with you.
GST is where we started. It's far from where we stop.
GST Tools
Calculators, invoices and compliance made simple.
12 toolsPDF Tools
Merge, split, compress and convert in seconds.
8 toolsAI Tools
Writing, image and code assistants that just work.
15 toolsFinance Tools
EMI, interest and investment planning, done right.
10 toolsDeveloper Tools
Formatters, converters and utilities for daily work.
20 toolsImage Tools
Compress, resize and convert without the hassle.
9 toolsOne platform.
Thousands of possibilities.
Fast
Instant results, zero lag.
Secure
Your files never leave your device.
Free
Every tool, no paywall.
Modern
Built on a stack made for 2026.
Responsive
Beautiful on any screen.
Recently Added Tools
Stay up to date with the latest additions to our CA-verified utility suites.
Tools shouldn't
feel like tools.
Most utility sites are clunky, cluttered and built for search engines instead of people. We started ToolsIn to prove that a calculator can be calm, a converter can be quick, and a whole platform of them can still feel considered.
Frequently Asked Questions
Have questions about our tools or calculations? We've got answers.