If you are a freelancer or small integrator, you no longer need to buy a perpetual license.
There is no "Exclusive Edition" of v6.10. That is a piracy marketing term. The actual tiers are:
If a website promises an "exclusive unlocked full version," they are either lying or distributing malware.
Whether you are using Machine Edition (ME) or Site Edition (SE), Studio 6.1 offered a comprehensive suite of tools: