Essential PDF tools. Fast, private, and simple.
Merge, split, compress, convert, organize, watermark, and unlock PDFs with Kukureku PDF. Supported tools process files locally in your browser.
Private
Supported files stay on your device.
Fast
Built for quick everyday document work.
Browser-based
No software installation required.
10 working tools
Ready for common PDF workflows.
PDF Tools
Everything you need for everyday PDF work
Choose a tool and work directly in your browser with a simple, focused workflow.
Merge PDF
Combine multiple PDF files into one document.
Use toolSplit PDF
Extract selected pages into a separate PDF.
Use toolCompress PDF
Reduce PDF file size while preserving readable quality.
Use toolPDF to Word
Convert selectable-text PDFs into editable Word documents.
Use toolWord to PDF
Convert readable DOCX content into a PDF document.
Use toolJPG to PDF
Combine JPG or PNG images into one PDF document.
Use toolPDF to JPG
Convert PDF pages into JPG images or download them as a ZIP.
Use toolOrganize PDF
Reorder, rotate, move, and remove PDF pages visually.
Use toolWatermark PDF
Add custom text or a watermark to PDF pages.
Use toolUnlock PDF
Remove password protection using the correct password.
Use toolWhy Kukureku PDF
Built for simple, private document work
Kukureku takes its name from the rooster's call at dawn — a signal to start. Our PDF workspace follows the same idea: open a document, get the job done, and move on with fast, private browser-based tools.
Private by design
Supported tools process documents locally in your browser so your files stay on your device.
No installation
Open Kukureku PDF in your browser and start working without installing desktop software.
Focused workflows
Each tool is designed around one clear task with simple controls and direct downloads.
Works across devices
Use Kukureku PDF on desktop, tablet, or mobile with responsive layouts built for everyday work.
Kukureku AI - Coming Soon
Understand your documents, not just convert them
Kukureku AI is planned to help you summarize, translate, explain, rewrite, and find important information inside your PDFs. These AI features are not part of the current launch.
Kukureku AI Assistant
Planned AI document assistance
Chat with PDF
Ask questions and get clear answers from your document.
Summarize
Turn long documents into short, useful summaries.
Translate
Understand your PDF in another language instantly.
Explain
Make difficult paragraphs easier to understand.
Find Information
Locate important names, dates, figures, and sections.
Rewrite
Improve tone, clarity, and grammar with AI assistance.