Comparison

Lark vs Rocket.Chat

On the evidence we track, Lark leads this comparison with a composite score of 77/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Lark full profile →Rocket.Chat full profile →

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★Lark77

Rocket.Chat57

Attribute comparison across 2 tools
Attribute	LarkLeader	Rocket.Chat
Vioscale score	77 / 100low · 43%	57 / 100high · 76%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	commercial
Price levelpricing.price_level	low	low
Transparentpricing.transparent	✓	✗
Integrations
Countintegrations.count	-	8
Security
Disclosure policysecurity.disclosure_policy	-	✓
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	-	✓
Iso27001security.iso27001	-	✓
Scorecardsecurity.scorecard	-	8.7
Vulnerabilitiessecurity.vulnerabilities	-	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40rocket.chat%2Fapps-engine&per_page=100 · Last 12m: 0
Reliability
Status pagereliability.status_page	✓	✓
Adoption
Dependent reposadoption.dependent_repos	-	339
Github starsadoption.github_stars	-	46,031
Activity
Commits last 30dactivity.commits_last_30d	-	100
Release
Historyrelease.history	-	20 items
Language
Primarylanguage.primary	-	TypeScript
Market
Availabilitymarket.availability	-	Available worldwide

Score

Vioscale score

Lark77 / 100low · 43%

Rocket.Chat57 / 100high · 76%

Pricing

Free tier

Lark✓

Rocket.Chat✓

Model

Larkfreemium

Rocket.Chatcommercial

Price level

Larklow

Rocket.Chatlow

Transparent

Lark✓

Rocket.Chat✗

Integrations

Count

Lark–

Rocket.Chat8

Security

Disclosure policy

Lark–

Rocket.Chat✓

Gdpr

Lark✓

Rocket.Chat✓

Hipaa

Lark–

Rocket.Chat✓

Iso27001

Lark–

Rocket.Chat✓

Scorecard

Lark–

Rocket.Chat8.7

Vulnerabilities

Lark–

Rocket.ChatCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40rocket.chat%2Fapps-engine&per_page=100 · Last 12m: 0

Reliability

Status page

Lark✓

Rocket.Chat✓

Adoption

Dependent repos

Lark–

Rocket.Chat339

Github stars

Lark–

Rocket.Chat46,031

Activity

Commits last 30d

Lark–

Rocket.Chat100

Release

History

Lark–

Rocket.Chat20 items

Language

Primary

Lark–

Rocket.ChatTypeScript

Market

Availability

Lark–

Rocket.ChatAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for collaboration software. “-” means undocumented, not absent.

Capability comparison for Collaboration Software
Capability	Lark	Rocket.Chat
Modality
Messaging	✓	✓
Video meetings	✓	✓
Whiteboard	-	-
Meetings
Screen sharing	-	✓
Recording / transcription	-	-
Security
End-to-end encryption	-	✓
SSO / SCIM	-	✓
Access
Guest / external access	-	✓
Compliance
Compliance controls	-	✓
Deployment
Hosting	Cloud only	Cloud + self-hosted
Scale
Max participants	-	4000+
Ecosystem
App marketplace	-	✓
Public API / bot framework	✓	✓
Commercial
Free tier	✓	✓

Modality

Messaging

Lark✓

Rocket.Chat✓

Video meetings

Lark✓

Rocket.Chat✓

Whiteboard

Lark-

Rocket.Chat-

Meetings

Screen sharing

Lark-

Rocket.Chat✓

Recording / transcription

Lark-

Rocket.Chat-

Security

End-to-end encryption

Lark-

Rocket.Chat✓

SSO / SCIM

Lark-

Rocket.Chat✓

Access

Guest / external access

Lark-

Rocket.Chat✓

Compliance

Compliance controls

Lark-

Rocket.Chat✓

Deployment

Hosting

LarkCloud only

Rocket.ChatCloud + self-hosted

Scale

Max participants

Lark-

Rocket.Chat4000+

Ecosystem

App marketplace

Lark-

Rocket.Chat✓

Public API / bot framework

Lark✓

Rocket.Chat✓

Commercial

Free tier

Lark✓

Rocket.Chat✓

What each one is

The product in its own terms, so the numbers below have context.

Lark

Leader

A single platform where teams can communicate, hold meetings, collaborate on documents, manage projects, and leverage AI to automate workflows and generate content.

Independently observed

Rocket.Chat

Rocket.Chat is an open-source communications system designed for organizations requiring secure messaging, voice, video, and collaboration with complete infrastructure control and support for regulated environments.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Lark

Leader

from $6/moSubscriptionFree tier

Free to $12/user/month. Free Starter tier. Annual billing saves 16.6%.

StarterFree
- Team collaboration
- 20 users max
- 100 GB storage
- 1-on-1 video meetings
- 18 months message history
- +4 more
Basic$6/user/month billed annually
- Team collaboration
- 500 users max
- 5 TB storage (expandable)
- 1-on-1 video meetings
- Unlimited message history
- +4 more
ProContact sales
- Team collaboration
- 500 users max
- 15 TB storage (expandable)
- 500-participant video meetings
- Unlimited message history
- +8 more
EnterpriseContact sales
- Team collaboration
- Unlimited users
- 15 TB + 30 GB per user storage (expandable)
- 500-participant video meetings
- Unlimited message history
- +10 more

as of 2026-08-03verify ↗

Rocket.Chat

Quote-basedFree tier

StarterFree
CommercialContact sales
GovernmentContact sales
DefenseContact sales

as of 2026-08-14verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Lark	Rocket.Chat
WebPlatforms	✓	✓
iOSPlatforms	✓	✓
AndroidPlatforms	✗	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓
On-premiseDeployment	✗	✓
Air-gappedDeployment	✗	✓

Platforms

Web

Lark✓

Rocket.Chat✓

iOS

Lark✓

Rocket.Chat✓

Android

Lark✗

Rocket.Chat✓

Deployment

Cloud / SaaS

Lark✓

Rocket.Chat✓

Self-hosted

Lark✗

Rocket.Chat✓

On-premise

Lark✗

Rocket.Chat✓

Air-gapped

Lark✗

Rocket.Chat✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Lark

Leader

Not documented yet.

Rocket.Chat

8 total

Bitbucket Cloud
GitHub
Google Drive
Google Calendar
Google Workspace
Trello
Loom
WhatsApp

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.