CudaSign

Easy to learn and simple user interface. Faster, secure and reliable. No more printing, no more paper work, no more filing and no more waiting. It's mobile app is most widely used application as per the survey they made. They back up data and information cloud to cloud so it avoid chances of data loss and while you are working globally, data security and retention is most important aspects.

It is hard to pin point something as a worst part. They should take some improvements and steps for quick resolution of customer support. Do not drag anyone to paid membership from trial version before sending them reminders or notifications. Nothing is perfect in this world, there is room for improvement for everyone and everything exists.

CudaSign digital signature service is available for Android, Windows and iOS mobile application, their mobile apps are top rated. They observe good and healthy pricing structure. $1 per customer per month is reasonable pricing structure. Bulk sending, mobile signing, reuse of templates, storage of most used documents and security all are positive points of CudaSign.