First you need to upload the PDF documents you like to merge (15 documents at most). The display offers the opportunity to upload 5 documents however you may upload only 2 documents which is the minimum of documents for using this service.
If you like to merge more than 5 documents you can click on the button MORE FILES. Five additional fields will appear and you can upload another 5 documents.
Afterwards you can start merging your documents.

NB: This connection my not be secure. There is no process of encryption of your documents while uploading. If you like to open a secure connection just click on the button () top right.

Here the status of your connection will be shown whether your connection is secure or unsecure :
 Unsecure connection
 SSL secure connection

The second step is very easy! Just click on the button MERGE PDF and and your documents will be merged automatically

Now you can download the generated document when you click on the button DOWNLOAD
Uploaded documents will be deleted directly after being merged. The new created document stays on the server for 30 minutes and will be deleted automatically afterwards.
You can also delete it manually just by clicking on DELETE ALL DATAS.