It follows revelations that some Zoom site visitors became "mistakenly" routed thru China, which does no longer realise Taiwan's independence.
Taiwan's government stated public our bodies should now not use merchandise with security issues "inclusive of Zoom".
But competitors like Google and Microsoft have been desirable, it said.
China considers Taiwan a breakaway revolt province, destined to be reunited with the mainland.
China links 'may additionally make Zoom risky for secrets and techniques'
Zoom is in everyone's residing room - how secure is it?
Taiwan country profile
Last week, researchers discovered that some traffic from the video-calling app became being despatched through Beijing - even if all contributors at the Zoom name have been in North America.
The crew from University of Toronto's Citizen Lab additionally highlighted that Zoom has numerous hundred employees in mainland China, which "could also open up Zoom to strain from Chinese government".
Zoom said the visitors changed into "mistakenly" routed through Beijing, and apologised.
Despite the response from Zoom, Taiwan has instructed its public establishments to use other software program.
Where viable, domestic answers must be used, it stated, including that during unique circumstances, Google or Microsoft's apps have been appropriate. Those companies function the Duo and Skype offerings respectively.
It is the contemporary blow to Zoom, which has exploded in recognition for the duration of the coronavirus pandemic, resulting in expanded scrutiny.
Its ease of use has visible it adopted by way of groups, people, and the UK cupboard for faraway meetings.
In its record, Citizen Lab's researchers additionally said Zoom used non-standard encryption, and warned that it may no longer be appropriate for governments or companies worried approximately espionage. But common customers must have little purpose for subject, it stated.
Zoom, in the meantime, has promised to enhance its safety and privateness capabilities.
