What can you do with these free tools?
Every tool here solves one small job creators and small businesses do every week, without installing an app or creating an account:
- Get found and contacted: make a QR code for your menu, flyer or counter, a WhatsApp chat link, call, SMS and email links, and a digital business card people can save to their phone.
- Look good on Instagram and TikTok: Instagram fonts, an Instagram bio generator, a bio character counter, a grid maker, highlight covers and a hashtag cleaner.
- Design without design software: a color palette generator, favicon generator, background generator, social share image generator, image cropper and a blur and pixelate tool.
- Work with brands and clients: a media kit generator, engagement rate calculator, invoice generator and an email signature generator.
- Everyday helpers: a UTM builder, YouTube timestamp links, a YouTube thumbnail downloader, a meta tag and link preview checker, a link in bio SEO checker, a case converter, a character counter and a password generator.
Are these tools really free and private?
Yes. There is no signup, no watermark and no usage limit. Almost every tool is a small program that runs inside your browser: when you crop a photo, blur a screenshot or build an invoice, the work happens on your phone or computer. Your files and text are not uploaded to Biolinko.
Two practical results: the tools keep working on a slow connection once the page has loaded, and you can safely use them with client details, ID cards or unpublished photos. Three tools reach outside your browser: the YouTube thumbnail downloader shows images from YouTube's own image server, the meta tag checker previews the share image at the address you type in, and the link in bio SEO checker asks our server to fetch the one public page you enter. That result is kept for an hour so shared result links open quickly; nothing else is stored.
Which tools do creators use most?
| If you want to… | Use |
|---|---|
| Put one code on a menu, poster or business card | QR code generator (logo, colours, WiFi, vCard, PNG or SVG) |
| Stand out in your Instagram bio or name | Instagram fonts and the bio generator |
| Pick brand colours that work together | Color palette generator, including colours from a photo |
| Pitch a brand with real numbers | Engagement rate calculator and media kit generator |
| Post a puzzle feed or panorama carousel | Instagram grid maker |
| Get paid for a collaboration | Invoice generator (PDF, GST and VAT rows) |
Free tools for small businesses
A café, salon or shop usually needs four things online: a way to be found, a way to be contacted, a menu or price list, and a way to get paid. The free tools cover the first two directly. Make a QR code for tables and the counter, a WhatsApp link so customers can message you in one tap, and a digital business card for the people you meet.
For the menu, prices, hours, map and payments, a free link in bio page holds everything in one place, and the QR code can point to it. See the guides for restaurants and cafés and salons and beauty businesses.
How the tools fit with your link in bio
Most of these tools produce something you share: a QR code, a WhatsApp link, a font for your name, a share image. The easiest place to keep all of it is one page. A Biolinko page at biolinko.me/yourname holds your links, WhatsApp and UPI buttons, products, bookings and socials, and you can change it any time without reprinting your QR code. It is free to create one, and the guide to link in bio explains the idea in two minutes.