The best alternatives to Zulip Team Chat are Public, Squad, and Zulip. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Zulip Team Chat?
Blaze— Create beautiful 1-click content in your brand style with AI
Open-source team collaboration tool with unique topic-based threading that combines the best of email and chat to make remote work productive and delightful. Fortune 500 companies, leading open source projects, and 1000s of other organizations use Zulip.
Although that are several apps for team to communicate but they all lack the intuitiveness & convenience of WhatsApp and iMessage. ⠀ Kwayet brings the intuitiveness and convenience of WhatsApp & iMessage to your team and does not even require a phone number.