Bundled with every ePad product is IntegriSign Desktop eSignature software with plug-ins for Microsoft Word and Excel, as well as PDF signing with pDoc Signer and Adobe Acrobat, so you can start eSigning out of the box. For software developers, IntegriSign Desktop also provides a set of SDKs for capturing signatures in PC and web applications and for interacting directly with the various ePadLink signature pads.