PDF S Tools Pro

PDF Tools is a powerful PDF editor and manager that combines page management, annotation, compression, and encryption into one app — everything you need for PDF.

[Core Features]

• Workspace — Page Management
Drag to reorder, rotate pages, add watermarks, split & extract, insert images. All operations with live preview and one-tap save.

• Annotation
Highlight, underline, strikethrough, sticky notes, freehand drawing, handwritten signatures, and image insertion. Rich annotation tools for efficient markup.

• Document Compression
Smart compression engine with triple optimization: image downsampling, font subsetting, and stream compression. Customizable quality with live progress. Automatically skips transparent PNGs to preserve quality.

• Merge & Split
Combine multiple PDFs into one, or extract selected pages into a new document.

• Delete Pages
Remove unwanted pages and keep only what you need.

• Images to PDF
Convert multiple images into a PDF document with sorting and preview.

• Encrypt & Decrypt
Set password protection for your PDFs, or remove existing passwords to secure your documents.

[Highlights]

• Fully Offline — All operations performed locally, no uploads, privacy protected
• Multi-Tab — Open multiple PDFs simultaneously and switch freely
• 10 Languages — Chinese, English, Spanish, Portuguese, German, French, Japanese, Korean, Italian, Hindi
• Follow System — Language can automatically follow system settings
• Clean Interface — Material Design 3 for intuitive operation

For issues or suggestions, contact us via in-app "Bug Feedback": wxujie666@gmail.com