Passwords, UUIDs, QR codes, dummy data, and more on-demand generators.
This page has all the free Generators tools on KhanIT Tools. Pick a tool below, or use search to find something more specific. New tools are added here often. The newest ones appear first, so you always see what is fresh.
Below the tool cards you will also find a longer guide to this category. It explains common uses, typical visitors, and how the tools fit into a normal working day. Reading it once is enough to know which tools you need and why.
Build clean, URL-encoded query strings from key-value pairs
Generate professional application letters instantly
Generate barcodes for products, inventory, and more
Verify barcode integrity and security
Generate strong, secure passwords with customizable options
Calculate percentages easily - what is X% of Y, or Y is what percent of X
Generate QR codes from URLs, text, or contact info
QR Code Generator works instantly in your browser. Free, no signup required.
Scan and verify QR code safety before scanning
Generate 1 to 20 random UUIDs instantly using your browser
Generators tools on KhanIT Tools are free browser-based utilities for Passwords, UUIDs, QR codes, dummy data, and more on-demand generators. — open one, enter your input, and get an instant result. No signup, no installation.
Pick a tool from the list, type or paste your input, and read the result — it updates live as you type. Nothing to configure or install, and you can switch between related tools in one click. If a tool behaves unexpectedly, report it and the team will fix it.
Yes. Generators tools are free to use for every user, and no account is needed to start. Nothing in this category is behind a paywall — open any tool and use it as often as you want.
Our generators tools fix common everyday tasks quickly and without hassle. They are free, need no install, and respect your privacy. Can't find the tool you need here? Try the site-wide search or another category.
Each tool in this group is checked before it goes live, so you can trust the results. If a tool stops working, we fix it quickly. That means this category stays reliable, just like the rest of the site.
Most people land here mid-task. Maybe you need a result right now and do not want to open a heavy software program. That is exactly where these tools shine. Open the page, type your numbers or paste your text, and read the answer at once.
The tools in this category are designed for speed. There are no pop-up ads, no account walls, and no extra tabs to manage. You walk in, get the answer, and walk out. If a task comes back later, the same tool will be waiting here for you.
Bookmark this page if the tools are part of your routine. Use the sort buttons to put the most-used tools on top. And if you miss a specific helper, tell us about it. We build the tools our visitors request, so your idea could be the next one added to this group.
Most visits to this category start with a single specific task, then grow from there. A student might come for one calculation and discover a related tool they use for the rest of the term. A business owner may start with a single generator and end up with a small set of daily helpers that replace several bookmark folders.
The pattern is always the same: open a tool, read the one-line summary, run the job, copy the result. There is no account wall to pass and no tutorial to sit through. If a tool does not match after a quick try, the back button brings you straight back to this list to pick the next one.
Because the tools in this category are maintained as a group, you can also expect consistent behavior across them — the same clear inputs, the same readable output, the same instant results. Learning one tool means you already know how to use the rest.
If you use one of these tools often, save its page to your bookmarks. It will still be here next week, updated and working, so your routine stays intact without any maintenance on your side.
That consistent reliability is what this category stands for — and it is exactly why it remains a favorite stop for so many visitors. Step in, pick a tool, and finish the job in less time than it takes to find a new bookmark.
Come back anytime. The category will have grown, the tools will still run, and the answer you need will be exactly where you expect it to be.
Last updated: October 2026