Where a single computer with TallyPrime is sufficient for your operations, the Silver edition is what you need.
This version comes with all the features & capabilities that also includes Tally.NET and services like Remote Access. With TallyPrime Silver, you can operate as many organizations (business entities) and personal books of accounts as you want. You can also create as many users as you want and equip each with the appropriate level of security. Your only constraint is that these users will all require to access your Tally from the system on which it is activated (Licensed).
As Remote Access is provided in TallyPrime Silver, you can provide access to your Chartered Accountant, who with his TallyPrime Auditors’ Edition, can remotely provide audit, compliance, and advisory services. Similarly, your Tally Service Partner can, via Remote Access, answer your queries and provide support.
As a TallyPrime Silver user, you can create one Tally.NET identity, which you can use to login into your system from home or while on the move. The rest of the users of TallyPrime can also grant access to you by authorizing this Tally.NET identity. Further, you can always upgrade yourself to TallyPrime Gold Edition if you wish to have multiple users for your TallyPrime Account.