Crater vs PDFtk
A side-by-side look at Crater and PDFtk. For an in-depth review of either product, follow the links below.
Crater
Business & Commerce
Crater is a free and open source browser-based invoice app for small teams and freelancers. It allows users to create professional invoices, estimates, expenses and track them online with no limits.
invoicingbillingestimatesexpensesfreelancesmall-teams
PDFtk
Office & Productivity
PDFtk is an open-source command-line tool for working with PDF documents. It enables users to merge, split, rotate, encrypt and decrypt PDF files. PDFtk is lightweight, fast and cross-platform.
pdfeditormergesplitrotateencryptdecrypt