Plan two costs £13.60 per user/month or £11.30 per user/month if you take an annual subscription. Plan two is perfect for users who need to create industry standard diagrams which can be connected to live data. If you only need to open or create simple Visio files, this is a budget-friendly option. Plan one allows you to open, create and share simple diagrams online for just £4.50 per user/month or £3.80 per user/month if you take an annual subscription. There are two Visio Online packages available. Here are three options for opening Visio files: 1. If you don't have a copy of Visio software, what do you do when someone sends you a file in Visio format? Used to create diagrams and flowcharts, Visio is a complex piece of software that most people have no need for on a day-to-day basis. This often happens with Microsoft Visio files. Every once in a while, someone will send you an attachment you can't open on your computer, usually because you don't have the right software
