Choose Lark if you need
- SOC 2 or ISO 27001. We haven't found them on Zulip's website.
At a glance
- Both have a free plan.
- Lark's lowest paid plan is Basic at $6 per user per month, as of October 28, 2026.
- Zulip's lowest paid plan is Standard at $6.67 per user per month, billed annually, or $8 billed monthly, as of October 20, 2026.
- Both are available on iOS.
- Only Zulip lists Web, Windows, macOS, Linux, Android and API.
- They list no integrations in common.
- Both list GDPR and SSO.
- Only Lark lists SOC 2 and ISO 27001.
- Only Zulip lists HIPAA.
- Both have a public API.
- Zulip can be self-hosted. We haven't confirmed that for Lark.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Zulip if you need
- Web, Windows, macOS, Linux, Android or API. We haven't found them on Lark's website.
- Integration with GitHub, GitLab or Jira. We haven't found them on Lark's website.
- HIPAA. We haven't found it on Lark's website.
Lark
Nobody has reviewed Lark yet. Its rating shows once it has 3 reviews.
Review Lark
Zulip
Nobody has reviewed Zulip yet. Its rating shows once it has 3 reviews.
Review ZulipThe facts
- What it does
- LarkLark is a productivity superapp for teams with chat, docs, meetings, workflow automations and AI.
- ZulipOrganized chat for distributed teams
- Free plan
- LarkYes
- ZulipYes
- Pricing
- LarkPer user, monthly
- ZulipPer user, monthly
- Paid plans from
- Lark
What they share
From the platforms and integrations each website lists.
Platforms
Both
- iOS
Only LarkNothing else listed
Only Zulip
- Web
- Windows
- macOS
- Linux
- Android
- API
Integrations
BothNone in common
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Lark and Zulip yet.
Used either of them?
Your review makes this comparison better for the next person. Review Lark or review Zulip.