PDF Merge & Split - PDF Flat

Studio GongSo

Contains ads

About this app

PDF Flat is an all-in-one PDF tool that lets you merge, split, and preview PDF files with ease.

◆ Merge PDFs
Combine multiple PDF files into one. Drag and drop to reorder files freely. Watch real-time progress as your files merge quickly.

◆ Split PDFs
Split PDFs the way you want.
• By Range: Specify start and end pages to split
• Extract Pages: Pick and extract only the pages you need
• Every N Pages: Automatically split into equal chunks

◆ Preview & Edit
View and edit your pages at a glance.
• Page grid view / Full-screen viewer
• Drag and drop to reorder pages
• Rotate pages (90° increments)
• Delete unwanted pages
• Save changes instantly

◆ Work History
Review your previous work anytime.

◆ More Features
• Dark mode support
• Korean / English support
• Lightweight app size
• Works offline — files are processed entirely on your device

When you need to merge, split, or reorder PDFs, PDF Flat is all you need.

What’s new

Removed the ad shown at app start and lowered the daily limit for full-screen ads for a smoother experience.