PDF Complete is a Office Tools software developed by Informatik Inc.. After our trial and test, the software is proved to be official, secure and free. Here is the official description for PDF Complete:

PDF Complete is an all-in-one user-interactive program for marking up, converting, splitting, merging PDF files. Powerful text annotation features with placeholders, bottom alignment options. Ideal for both single-PaGE and Batch processing. Functionality of PDF Markup (see above) is included in PDF Complete.
Highlights of PDF Complete

* Tiff and PDF page manipulation, splits, merge, append
* Processing single files, selected files, entire Folders, optionally including nested subfolders.
* Text annotations
* Insert images
* Insert rubber stamp
* Insert barcodes (supporting 13 symbologies)
* Add watermark (Gray or outline letters)
* Redaction (white-out, black-out)
* highlighting
* Add Notes (comments)
* Encryption (user passwords)
* Convert TIFF, BMP, PNG, JPEG, GIF files to PDF
* Split PDF files into serialized single-page files
* Merge ranges of pages, append, Concatenate
* Re-arrange pages