ToolHorizon

PDF Merge & Split Tool

Merge PDFs

Split PDF

🚀 How to Use – Merge PDFs
Combine multiple PDF files into one
1

Upload Your PDF Files

Click to upload or drag multiple PDF files into the upload area. You can upload 2 to 20+ files at once.

2

Arrange the Order

Drag and drop the uploaded files to set the order in which they will appear in the merged PDF. The top file becomes page 1.

3

Click Merge

Hit the Merge PDF button. The tool combines all files into a single PDF while preserving formatting, fonts, and images.

4

Download Merged PDF

Download your combined PDF file instantly. No email required, no watermarks added.

✂️ How to Use – Split PDFs
Extract specific pages from a PDF
1

Upload Your PDF

Upload the PDF you want to split. The tool shows you a page count and thumbnail preview of all pages.

2

Choose Split Method

Select: Split by page range (e.g. pages 1–5), extract every page as a separate file, or split at specific page numbers.

3

Set Page Ranges

Enter the page numbers or ranges you want to extract (e.g. 1-3, 5, 7-10). You can create multiple output files from one PDF.

4

Download Split Files

Download each split portion as a separate PDF, or download all parts as a ZIP archive.

💡 Use Cases
Why people merge and split PDFs every day
📑

Combine Reports

Merge monthly reports into one annual PDF document for archiving or sharing.

📋

Contract Assembly

Combine a contract, appendix, and signature page into one complete document.

📚

Study Materials

Merge multiple lecture PDFs into a single study guide for easy reading.

✂️

Extract Pages

Pull out specific pages from a large PDF — like a single chapter from a 300-page book.

🏢

Invoice Management

Split a batch invoice PDF into individual client invoice files.

🖨️

Print Preparation

Reorder or extract only the pages you want to print.

✨ Pro Tips
📏

Page Order Matters

When merging, the order you upload (or drag) files is the exact order pages appear. Always preview before downloading.

🗜️

Compress After Merging

Merging large PDFs can create a big file. Run the result through the PDF Compressor to reduce size before sharing.

🔒

Secured PDFs

Password-protected PDFs must be unlocked first before they can be merged or split. Use a PDF unlocker tool first.

📄

Split for Email

Most email systems have a 10–25 MB attachment limit. Split large PDFs into smaller parts to send them without issues.

❓ Frequently Asked Questions
Will merging PDFs reduce their quality? +
No. Merging PDFs combines them as-is without re-encoding or recompressing content. Text, images, and vector graphics retain their original quality in the merged output.
Is there a limit on how many PDFs I can merge? +
Most tools support merging up to 20–50 files at once. There may be a total combined file size limit of 100–200 MB. For very large batches, merge in groups and then merge the results.
Can I merge PDFs that have different page sizes? +
Yes. You can merge A4 and Letter size PDFs together. Each page keeps its original dimensions. The resulting PDF will have mixed page sizes, which most PDF readers handle correctly.
Can I split a PDF into individual pages? +
Yes. Use the 'Split every page' option to extract each page as a separate PDF file. All pages are packaged into a ZIP archive for easy download.
Will the merged PDF have bookmarks or a table of contents? +
Basic merge tools combine page content but don't automatically create a table of contents. Bookmarks from individual files may or may not be preserved depending on the tool.
Are my PDF files stored on a server? +
Files are used only for processing and are deleted immediately after. For highly sensitive documents, check the tool's privacy policy.
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