Merge PDF Files Online — Combine PDFs in Seconds
Combine multiple PDF files into one document instantly with SprinkleTools. Upload your PDFs, arrange them in the order you need, and download a single merged file — fast, free, and secure.
Ideal for combining reports, invoices, contracts, or any documents you need in one file for work or school.
Drop your file here, or browse
PDF files · Max 10 MB free
Private & Secure
Files are encrypted in transit, deleted immediately after processing, and never retained beyond 24 hours.
Lightning Fast
Cloud-powered processing means most files are ready in under 10 seconds.
100% Free
Free for files up to 10MB. No hidden fees, no watermarks on output.
Security & Compliance
SSL/TLS Encrypted
Encrypted in transit
Auto-Deleted
Files deleted within 24 hours
Processed Securely
Secure cloud infrastructure
No Tracking
No ads, no data selling
How to Merge PDF
Upload your PDF files
Click the upload area or drag and drop your file. Multiple file formats are supported.
Choose your settings
Our system processes your file securely. Most conversions complete within seconds.
Download your PDF file
Your processed file is ready instantly. Click download and your file will be saved to your device.
Why use Merge PDF?
- Combine multiple reports into a single document
- Merge invoice pages into one PDF for accounting
- Join contract sections from different sources
- Compile research papers or articles for review
- Create a single portfolio from separate files
When should you use this?
- Submitting a multi-part application as one file
- Combining scanned pages into a complete document
- Merging meeting notes from different sessions
- Creating a single PDF from separate chapters
- Preparing a bundled document for printing
Is it secure?
Files Deleted After Session
Files are deleted immediately after processing and are never retained beyond 24 hours. Only you can access your files, and we never sell your documents.
Encrypted in Transit
All file transfers are protected with SSL/TLS encryption, ensuring your data is secure during upload and download.
Processed Securely
Files are processed on secure cloud infrastructure. No human ever accesses your documents during processing.
No Ads or Tracking
We don't serve ads, track your activity, or sell your data to third parties. Your privacy comes first.
Frequently Asked Questions
How many PDFs can I merge at once?
Free users can merge up to 2 files at once. Pro users can merge up to 10, and Business users have no limit.
Can I reorder pages before merging?
Yes! After uploading your files, you can drag and drop them to set the order before merging.
Is there a file size limit?
Free users have a 10MB per file limit. Pro users get 100MB and Business users get 500MB per file.
Popular Use Cases
How to Merge Signed Contract Pages Back into One Complete Document
You split a contract so different parties could sign their respective pages. Now you have 3-5 separate signed PDFs that need to be recombined into one complete, fully-signed contract for filing and distribution.
Learn howHow to Merge Lecture Notes into One Study Guide PDF
You have weeks of lecture notes saved as 15+ separate PDF files from your professor or different classes. Studying from scattered files is chaotic — you keep switching between documents, losing your place, and can't search across all notes at once. You need everything in one organized document.
Learn howHow to Combine a Cover Letter and Resume into One PDF for Job Applications
Many job application portals only accept a single file upload. You have your cover letter and resume as separate PDFs and need to combine them into one professional document — with the cover letter appearing first, followed by the resume.
Learn howRelated tools
Need larger files or batch processing?
Upgrade to Pro for 100MB files, batch processing, and priority speed — starting at $9/month.