v7210 is regarded as a stable, bug-fixed version, making it ideal for 24/7 surveillance setups.
If you decide to use Agent DVR, the good news is that the developer has provided a tool to easily import your iSpy 7.2.1.0 settings, ensuring a smooth transition without losing your configuration. ispy 64 v7210 top download
For new users, is the recommended path. It's more modern, cross-platform, easier to set up for remote access, and under active development. However, for users who specifically require the classic Windows application, the 64-bit version 7.2.1.0 remains a top-tier, powerful, and completely functional surveillance solution. v7210 is regarded as a stable, bug-fixed version,