FoneSign is a free Android application developed by Penpower Inc. that allows users to sign documents using their smartphones. With FoneSign, you can sign documents directly on your PC with a Bluetooth wireless connection between your smartphone and PC. The app supports multiple file formats such as PDF, Word, Excel, Images (JPEG, PNG, TIFF), and more. Additionally, FoneSign can convert images to PDF files, making it easier to sign and send documents.

One of the key features of FoneSign is the ability to add a date stamp to the signature, minimizing the chance of being misused. The app also allows users to fill pre-stored text into a form by just one touch, saving time and effort. Finally, users can easily send the signed documents via email or save them to Dropbox, Google Drive, Evernote, and more. Overall, FoneSign is an efficient tool that simplifies the document signing process and improves productivity.