Android users can merge PDFs without installing any app — Chrome handles everything in the browser.
Navigate to pdfeditor.onl/organize-pdf.
Tap the upload area. Select your PDF files from Downloads, Google Drive, or any storage location. Each PDF appears in the thumbnail grid.
Tip: On Android, long-press a file in Downloads to multi-select before tapping Share → open in Chrome for faster uploading.
Drag thumbnails to arrange page order. Tap Merge & Download. The merged PDF saves to your Downloads folder.
Yes. Chrome on Android supports the full drag-and-drop merge interface at pdfeditor.onl/organize-pdf.
Yes — completely free in Chrome on Android.