Document Tools, Done Right.
Merge, Split, Compress & Convert.
Add watermarks to your PDFs and generate professional invoices โ all for free, directly in your browser. No sign-up. No hidden fees. No watermarks on your exports.
One place for all your document needs
SleekKitBox brings together everything you need to work with documents: PDF tools, everyday utilities, and a professional invoice generator. Every tool is designed to be fast, simple, and private.
Tools You'll Use Every Day
Simple, fast, and free โ built for professionals like you.
โฆand more tools added regularly. Suggest a tool โ
Why use SleekKitBox instead of paid tools?
We believe essential document tools should be free for everyone.
SleekKitBox
- โ All 20+ tools completely free
- โ No account, no sign-up
- โ Files deleted in 60 minutes
- โ Unlimited usage
- โ 4 languages included
- โ 100MB file limit
Typical PDF software
- โ $10โ$30/month subscriptions
- โ Account required to use
- โ Files stored on their servers
- โ Usage limits on free tiers
- โ English only, often
- โ Small file limits
Made for everyone who works with documents
For freelancers
Create professional invoices, protect your portfolios with watermarks, and merge client documents โ all without expensive software.
For students
Combine research PDFs, convert images to documents, count words for essays, and format JSON for programming assignments โ for free.
For small businesses
Protect contracts, compress large files for email, create QR codes for marketing, and bill clients with professional PDF invoices.
Guides & tips
Learn how to get the most from document tools.
Frequently Asked Questions
Everything you need to know about SleekKitBox.
Yes, all our tools are completely free to use. We're supported by advertisements.
No registration required. Use all tools immediately without signing up.
Yes. Uploaded files are processed securely and automatically deleted after processing.
PDF tools accept PDF files up to 100MB. Images: PNG, JPG, GIF, WEBP.
Absolutely. All tools are free for personal and commercial use. There are no restrictions on how you use the output files.
Currently English, Spanish, Portuguese, and Chinese. More languages are planned. Switch anytime from the navigation menu.
Ready to simplify your documents?
Try SleekKitBox free โ no sign-up, no limits, no risk.
Start Using Free Tools โ