Slack vs Lark Comparison
Slack
Starting at $2.67 /Month
- Free Trial
- Freelancers / Consultants
- Large Enterprises
Slack is the only unified communication platform for chatting, sharing, and collaborating. Whether in one-on-one conversations or a large group, Slack's threaded conversations keep everyone on the same page. No more emai…
Lark
Starting at Contact for pricing
- Individuals
- Large Enterprises
Lark is a simple, powerful collaboration and project management tool that's designed to work the way you do. Lark lets you easily break down complex projects into logical steps and assign these tasks to others in the for…
Slack leads on user satisfaction with a 4.8-star rating across 2,509 reviews.
Slack vs Lark — at a glance
| Feature | Slack | Lark |
|---|---|---|
| Rating | 4.8 / 5 | 4.8 / 5 |
| Reviews | 2,509 | 90 |
| Starting price | $2.67 /Month | Contact for pricing |
| Free trial | Yes | No |
| Free version | No | No |
| Best for | Freelancers / Consultants, Large Enterprises, Medium Business | Individuals, Large Enterprises, Medium Business |
| Category | Business Instant Messaging Software | Collaboration Software |
| Platforms | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac |
| API | Available | Available |
| Support modes | Online | 24/7 (Live rep), Business Hours, Online |
| Certifications | SOC 2, HIPAA, GDPR, ISO 27001 | SOC 2, GDPR |
| Data residency | Global | Global |
Key differences between Slack and Lark
- Pricing: Slack starts at $2.67 /Month. Lark pricing is not publicly listed.
- Free trial: Slack offers a free trial; Lark does not.
- Target audience: Slack is built for Freelancers / Consultants and Large Enterprises, while Lark targets Individuals and Large Enterprises.
- User satisfaction: Slack scores higher with a 4.8-star average.
- Deployment: Slack supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac; Lark supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac.
Slack vs Lark — find the better fit before you commit.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Business Instant Messaging Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
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Slack vs Lark: Biggest differences
Start here before you go deeper into features.
Best for streamlined team communication and collaboration across varied company sizes.
- You need a unified platform for both one-on-one and group messaging.
- Your team benefits from threaded conversations to reduce email overload.
- You want a simple, low-complexity setup for remote or cross-functional teams.
- Your organization requires specialized industry compliance features not supported by Slack.
- Your team prefers email-centric workflows over instant messaging platforms.
Best for small to medium teams needing integrated messaging, video, and project management.
- You manage remote or distributed teams requiring seamless cross-functional collaboration.
- You want to break down complex projects into agile sprints with task assignments.
- You need automatic translation and customizable reports to support global teams.
- Your organization requires advanced, enterprise-grade process automation capabilities.
- You need extensive offline functionality beyond mobile app access.
Slack: Best for streamlined team communication and collaboration across varied company sizes. Lark: Best for small to medium teams needing integrated messaging, video, and project management.
Description | Slack is the only unified communication platform for chatting, sharing, and collaborating. Whether in one-on-one conversations or a large group, Slack's threaded conversations keep everyone ... Read More about Slack | Lark is a simple, powerful collaboration and project management tool that's designed to work the way you do. Lark lets you easily break down complex projects into logical steps and assign ... Read More about Lark |
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Entry Level Pricing |
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SpotScoreWhat's this? ↗ | Not Available | 9.4/10 |
User RatingsBased on verified Spotsaas reviews | ||
Best Company Size | 1-50 employees500+ employees | Small BusinessMedium Business |
Get pricing help | Get pricing help |
Software Demo
Demo |
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How do Slack and Lark Compare on Features?
Total Features | 8 Features | 13 Features |
|---|---|---|
Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare Slack and Lark on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Slack vs Lark: Other Details
Organization Types supported |
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Platforms Supported |
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Modes of support |
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API Support |
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Get help choosing | Get help choosing |
Slack vs Lark Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | ✓ Yes | ✓ Yes |
|---|---|---|
HIPAA | ✓ Yes | ✗ No |
GDPR | ✓ Yes | ✓ Yes |
ISO 27001 | ✓ Yes | — |
Single Sign-On (SSO) | ✓ Yes | ✓ Yes |
Multi-Factor Auth (MFA) | ✓ Yes | ✓ Yes |
Data Encryption | ✓ Yes | ✓ Yes |
Audit Logs | ✓ Yes | ✓ Yes |
Data Residency | 🌐 Global | 🌐 Global |
Slack User Reviews & Rating Comparison
User Ratings | ||
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Rating Distribution | ||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Overall, users appreciate Slack for its ease of communication and collaboration but note challenges with pricing and information overload. What buyers like
Common complaints
| Buyer sentiment Overall positive sentiment highlights Lark’s ease of use and comprehensive collaboration features, with some concerns about pricing transparency and advanced enterprise capabilities. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product |
Slack and Lark Customers
Customers |  Slack_customers_0  Slack_customers_1  Slack_customers_2 |  Gateway Search  DentsuX  WLH |
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Media and Screenshots
Screenshots |  7 Screenshots |  9 Screenshots |
|---|---|---|
Videos |  1 Videos |  9 Videos |
Top Alternatives to Slack and Lark in 2026
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, Slack or Lark?
- Slack edges out the other on user ratings (4.8 vs 4.8). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do Slack and Lark offer a free trial?
- Slack offers a free trial. Lark does not.
- What is the starting price of Slack vs Lark?
- Slack starts at $2.67 /Month. Lark starts at Contact for pricing.
- What are the top alternatives to Slack?
- Top alternatives to Slack include Microsoft Teams, Glip, Google Chat, ChatWork, Dialog.
- What are the top alternatives to Lark?
- Top alternatives to Lark include Zoom, CollaborateCloud, Zoho Connect, Zoho Cliq, ClickUp.