Best apps like Biz Extension

22+ similar apps compared and reviewed

5.0 avg rating
10 free apps
Updated July 2026

Biz Extension is great, but it's not the only option. Explore 22+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Biz Extension

Westland Phone#2

Westland Phone by heyday dev

Strong Contender
💼 Business
5.0(1 ratings)
Free
Westland Phone screenshot 1
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Westland Phone screenshot 6

This business communication tool enables internal calls between company extensions. It also supports essential call management features like transferring and holding calls.

SDT Phone#3

SDT Phone by heyday dev

Worth Considering
💼 Business
5.0(1 ratings)
Free
SDT Phone screenshot 1
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SDT Phone screenshot 5
SDT Phone screenshot 6

This business communication tool enables internal calls between company extensions. It also offers call management features like transferring and holding calls.