You don't need an app to merge PDFs on iPhone. FixTools works directly in your mobile browser — open Safari or Chrome on your iPhone, upload your PDF files from your Files app or iCloud Drive, and merge them instantly.
No app download required
Works in Safari and Chrome
Access files from iCloud Drive
PDF Tool
All processing happens in your browser — your files are never uploaded to any server.
🚀Open PDF Merger100% Free · No account · Works on any device
Open the PDF Merger in your iPhone browser. Tap the upload button and select PDF files from your Files app, iCloud Drive, or other document sources on iOS.
Step-by-step guide to merge pdf files on iphone:
Open FixTools in Safari or Chrome
On your iPhone, open Safari or Chrome and navigate to fixtools.io/pdf/pdf-merger.
Tap "Upload PDFs"
Tap the upload button. Your iPhone will show options to select files from iCloud Drive, your Files app, or other document providers.
Select your PDF files
Browse to your PDFs and select them. You can select multiple files at once on iOS.
Merge and download
Tap "Merge PDF" and wait for processing. Tap "Download" and choose to save to your Files app or open in another app.
More use-case guides for the same tool:
Other tools you might find useful:
Open the full PDF Merger — free, no account needed, works on any device.
Open PDF Merger →Free · No account needed · Works on any device