Free tools
Migration calculators
Work out transfer time, total project cost, whether to renew or leave VMware, and when to lower DNS TTLs. You enter your own quotes, so the answers match your situation.
How long will the data take to move?
Network time only. Throttling by the source or target service can make it slower.
The same data at other speeds
Estimated transfer time–
Data per day at this rate–
Migration cost planner
Enter the figures from your own quotes. Nothing is pre-filled with vendor prices, so the result matches your deal.
Licence overlap–
Migration tools–
Labour–
Total with contingency–
Per user–
Renew VMware or move? Three-year comparison
Use your renewal quote and the quote for the alternative (Hyper-V, Proxmox, Nutanix, Azure or other). All figures are yours.
Stay on VMware–
Move, including one-off cost–
Difference–
Pays back after–
DNS cutover planner
Resolvers can keep an old record until its TTL runs out, so lower the TTL at least one old TTL before you switch.
Lower the TTL by–
Most users on the new record within–
Raise the TTL again after–
Estimates only. Check every figure against your quotes and the vendor's current terms before you rely on it.