Combine multiple PDFs into one file. Reorder with drag & drop — fast, secure merging by ZonePDF.
Users
100K
0 in 30 days
Rating
3.4 / 5
−0.11 in 30 days
Ratings
88
+1 in 30 days
Store rank
#2,075
#1,827 among extensions
Version
4.4
updated 3 Aug 2026
Users
monthly, 3 years
Latest, 15 Oct 2026:100,000 usersMove the mouse over the chart for any month
Ratings count
monthly, 3 years
Latest, 15 Oct 2026:88 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Merge PDF
Easy and secure way to Merge PDF files online.
Merge an unlimited number of files, easy and secure! You can also reorder your files with our drag & drop feature.
Select or drag your files, then click the merge button to download your document into one pdf file.
All merged files maintain the best quality which can be accepted on any web platform (when uploading to a website or attaching as email).
Your files are fully secure as they are been transferred over a secure connection. All files are deleted permanently from our servers within few hours of the conversion.
Growth
Window
Users
Change
Ratings
Rating
7 days
0
+0.0%
0
−0.08
30 days
0
+0.0%
+1
−0.11
6 months
0
+0.0%
+6
−0.03
1 year
0
+0.0%
+11
−0.03
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