Older intercom systems that are hard-wired to your unit (with a receiver on the wall) are unfortunately incompatible with SnapEntry.
That being said, most modern browsers support installing web applications - which SnapEntry does support. What does this change?
SnapEntry is intended for residential apartment usage, and for those cases, we expect usage limits to rarely be encountered. If we are seeing extremely excessive usage, we may reach out to understand your use-case.
Current limits are: