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Slack vs Elium Comparison

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Slack

4.8(2,509 reviews)

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…

Elium

4.0(24 reviews)

Starting at €15 /user/month

  • Free Trial
  • Large Enterprises
  • Medium Business

Elium is the European knowledge management platform that makes enterprise AI reliable. AI is only as good as the knowledge behind it, and most companies feed their AI assistants the same scattered, outdated content their…

Slack leads on user satisfaction with a 4.8-star rating across 2,509 reviews.

Slack vs Elium — at a glance

FeatureSlackElium
Rating4.8 / 54.0 / 5
Reviews2,50924
Starting price$2.67 /Month€15 /user/month
Free trial Yes Yes
Free version No No
Best forFreelancers / Consultants, Large Enterprises, Medium BusinessLarge Enterprises, Medium Business
CategoryBusiness Instant Messaging SoftwareCollaboration Software
Integrations11+ apps
PlatformsSaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - MacSaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Browser Based (Cloud)
APIAvailableAvailable
Support modesOnlineBusiness Hours, Online
CertificationsSOC 2, HIPAA, GDPR, ISO 27001GDPR, ISO 27001
Data residencyGlobalEuropean Union

Key differences between Slack and Elium

  • Pricing: Slack starts at $2.67 /Month, while Elium starts at €15 /user/month.
  • Target audience: Slack is built for Freelancers / Consultants and Large Enterprises, while Elium targets Large Enterprises and Medium Business.
  • 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; Elium supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Browser Based (Cloud).

Slack vs Elium — find the better fit before you commit.

01

Which tool fits your team best

02

Which is actually cheaper for your team size

03

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.

Slack - Business Instant Messaging Software
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Elium - Collaboration Software
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Talk to an expert

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Slack vs Elium: Biggest differences

Start here before you go deeper into features.

Slack

Best for streamlined team communication and collaboration across varied company sizes.

Choose if
  • 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.
Consider alternatives if
  • Your organization requires specialized industry compliance features not supported by Slack.
  • Your team prefers email-centric workflows over instant messaging platforms.

Elium

Best for

Large Enterprises, Medium Business

Slack typically suits Freelancers / Consultants and Large Enterprises. Elium tends to fit Large Enterprises and Medium Business better. The right choice depends on your team size, workflow, and whether a free trial matters.

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

Elium is the European knowledge management platform that makes enterprise AI reliable. AI is only as good as the knowledge behind it, and most companies feed their AI assistants the same ... Read More about Elium

Entry Level Pricing

  • Starts from $2.67
  • Starts from €15 , Billed Yearly

Free Trial Availability

  • Free Trial available

SpotScore

What's this? ↗

Not Available

8.0/10

User Ratings

Based on verified Spotsaas reviews

4.82

(2509)

Best Company Size

1-50 employees500+ employees
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Software Demo

Demo

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How do Slack and Elium Compare on Features?

Total Features

8 Features

15 Features

Unique Features

No unique features

No unique features

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Get Quote

Compare Slack and Elium 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.

Pricing Option

      Starting From

      • $2.67
      • €15 , Billed Yearly

      Pricing Plans

      • Not Available
      • Team

        €15

        /user/month

        • Your dedicated platform

        • 1 Admin

        • Unlimited spaces & content

        Show more +

      • Corporate

        €20

        /user/month

        • Your dedicated platform

        • 3 Admins

        • Group management of users & spaces

        Show more +

      • Enterprise

        Custom

        • Your dedicated platform

        • Unlimited Admins

        • Group management of users & spaces

        Show more +

      Pricing Page

      Slack pricing
      Elium pricing

      Slack vs Elium: Other Details

      Organization Types supported

      • Freelancers
      • Large Enterprises
      • Medium Business
      • Small Business
      • Individuals
      • Freelancers
      • Large Enterprises
      • Medium Business
      • Small Business
      • Individuals

      Platforms Supported

      • Browser Based (Cloud)
      • Mobile - Android
      • Mobile - iOS
      • Installed - Windows
      • Installed - Mac
      • Browser Based (Cloud)
      • Browser Based (Cloud)
      • Mobile - Android
      • Mobile - iOS
      • Installed - Windows
      • Installed - Mac
      • Browser Based (Cloud)

      Modes of support

      • 24/7 (Live rep)
      • Business Hours
      • Online
      • 24/7 (Live rep)
      • Business Hours
      • Online

      API Support

      • Available
      • Available
      Get help choosing
      Get help choosing

      Slack vs Elium Security & Compliance

      Certifications, data handling, and security controls for IT and compliance evaluators.

      SOC 2

      ✓ Yes
      ✗ No

      HIPAA

      ✓ Yes
      ✗ No

      GDPR

      ✓ Yes
      ✓ Yes

      ISO 27001

      ✓ Yes
      ✓ Yes

      Single Sign-On (SSO)

      ✓ Yes

      Multi-Factor Auth (MFA)

      ✓ Yes

      Data Encryption

      ✓ Yes

      Audit Logs

      ✓ Yes

      Data Residency

      🌐 Global
      🌐 European Union

      Slack User Reviews & Rating Comparison

      User Ratings

      Rating Distribution

      2513

      213

      19

      4

      10

      6

      16

      2

      0

      0

      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

      • Ease of use
      • Effective team communication
      • Integration capabilities

      Common complaints

      • Pricing complexity
      • Notification overload

      Buyer sentiment

      Buyer sentiment is positive across 24 reviews, with strong overall satisfaction.

      What buyers like

      • Streamlines team collaboration
      • Automates administrative tasks
      • Enhances team relationships

      Common complaints

      • Limited integrations available
      • May require training for new users
      • Not suitable for large enterprises

      Pros and Cons

      • Unified platform for messaging and collaboration

      • Threaded conversations that reduce email overload

      • Supports both one-on-one and large group communication

      • Pricing details are not fully transparent and may require sales contact

      • May lack advanced project management features

      • Elium effectively reduces administrative burdens, allowing teams to focus on core tasks.

      • The platform fosters meaningful relationships among team members, enhancing collaboration.

      • Its user-friendly design makes it accessible for teams of all skill levels.

      • Potential limitations in integrations with other tools could hinder workflow.

      • New users may need time to adapt to the platform's features.

      Positive Reviews

      No reviews available for the product

      No reviews available for the product

      Used Slack or Elium? Tell buyers what actually differs.

      Integrations

      Integration with other apps

      No Integration information available.

      Slack and Elium Customers

      Customers

      Slack_customers_0

      Slack_customers_0

      Slack_customers_1

      Slack_customers_1

      Slack_customers_2

      Slack_customers_2

      L'Oréal

      L'Oréal

      BCG

      BCG

      SNCF

      SNCF

      Media and Screenshots

      Screenshots

      screenshots

      7 Screenshots

      Elium AI search answering a question from verified company knowledge, with sources

      6 Screenshots

      Videos

      video-0

      1 Videos

      video-0

      3 Videos

      Top Alternatives to Slack and Elium in 2026

      Alternatives

      Expand your comparison

      Add another option to compare side by side

      Search by product name to compare pricing, fit, and buyer feedback in one view.

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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 Elium?
      Slack edges out the other on user ratings (4.8 vs 4.0). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
      Do Slack and Elium offer a free trial?
      Yes, both Slack and Elium offer a free trial.
      What is the starting price of Slack vs Elium?
      Slack starts at $2.67 /Month. Elium starts at €15 /user/month.
      What are the top alternatives to Slack?
      Top alternatives to Slack include Pumble, Hubgets, Hibox, Zulip, Crypho.
      What are the top alternatives to Elium?
      Top alternatives to Elium include Zeplin, Howspace, Crait, Stackby, Zoho Cliq.