19 meilleures alternatives à Slack passées en revue en 2026
Meilleures Alternatives à Slack – Liste Rapide
Slack est un choix populaire pour la communication en équipe, mais il ne convient pas à tous les modes de travail. À mesure que les équipes grandissent, les canaux se multiplient, les messages se perdent, et les décisions importantes peuvent disparaître dans des fils de discussion très actifs. Certaines organisations ont aussi besoin d’une structure plus solide, d’une meilleure visibilité sur les projets, d’une gouvernance renforcée ou d’un outil qui favorise une collaboration plus ciblée, au-delà du simple chat.
D'après mon expérience de test de plateformes de communication d’équipe, les meilleures alternatives à Slack résolvent des problèmes spécifiques plutôt que de simplement reproduire la même expérience. C’est pourquoi j’ai examiné une gamme d’options, en regardant de près des fonctionnalités telles que la communication asynchrone, les outils de collaboration, les intégrations, les contrôles de sécurité et la facilité d’adoption.
Dans cet article, vous trouverez mes choix préférés d’alternatives à Slack, avec des indications claires sur leurs points forts et pour quels profils elles conviennent le mieux. L’objectif est de vous aider à choisir une solution qui favorise une meilleure communication et renforce la productivité du travail d’équipe.
Qu’est-ce que Slack ?
Slack est un logiciel de communication et de collaboration en équipe conçu pour faciliter la messagerie de groupe, le partage de fichiers et plus encore. Il est couramment utilisé par les professionnels de la tech, du marketing et de la gestion de projet afin de garder leurs équipes connectées et les projets sur la bonne voie. Les canaux, les messages directs et les intégrations d’applications permettent d’organiser les conversations, de simplifier les flux de travail et d’améliorer la productivité. Globalement, Slack offre un hub central pour les besoins de communication et de collaboration de votre équipe.
Résumé : Meilleures Alternatives à Slack
Ce tableau comparatif résume les informations tarifaires de mes meilleures alternatives à Slack pour vous aider à choisir celle qui conviendra le mieux à votre budget et à vos besoins professionnels.
| Tool | Best For | Trial Info | Price | ||
|---|---|---|---|---|---|
| 1 | Best for unlimited message history | Free forever plan available | From $2.49/user/month (billed annually) | Website | |
| 2 | Best for private team messaging | Free trial + demo available | From $6/month | Website | |
| 3 | Best for task management integration | Free plan + free demo available | From $3/user/month (billed annually) | Website | |
| 4 | Best for project management tools | 14-day free trial + free demo available | From $45/month (billed annually) | Website | |
| 5 | Best for video conferencing integration | Free plan available | From £3.10/user/month (billed annually) | Website | |
| 6 | Best for asynchronous communication | Free plan available | From $6/user/month (billed annually) | Website | |
| 7 | Best for secure communication | Free plan + free demo available | From $3/user/month (billed annually) | Website | |
| 8 | Best for organizing team communication | 5 free licenses available | From $29/user/month | Website | |
| 9 | Best for on-premise deployment control | Free demo + free demo available | Pricing upon request | Website | |
| 10 | Best for multi-modal collaboration (text, voice, video) | Free plan available | From $2.99/user/month | Website |
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Accelo
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Celoxis
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Wrike
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Avis sur les Meilleures Alternatives à Slack
Retrouvez ci-dessous mes résumés détaillés des meilleures alternatives à Slack qui figurent dans ma sélection. Mes avis présentent en détail les fonctionnalités clés, les avantages et inconvénients, les intégrations, ainsi que les cas d’utilisation idéaux de chaque solution, pour vous aider à trouver celle qui vous conviendra le mieux.
Pumble is a team communication tool designed for small to medium-sized businesses seeking efficient messaging and collaboration. It provides a platform for teams to connect and share information.
Why it's a good Slack alternative: Pumble offers unlimited message history, allowing your team to access past conversations without restrictions. This feature ensures that important information is never lost. With its simple and intuitive interface, Pumble makes communication straightforward and efficient. The platform also provides collaboration tools such as channels and direct messaging to keep your team connected.
Standout features and integrations:
Features include file sharing, which allows your team to quickly exchange documents and resources. Pumble's notification settings help you stay informed without being overwhelmed. The platform's search functionality makes finding past messages and files easy.
Integrations include Google Calendar, GitHub, Google Drive, and more.
Pros and Cons
Pros:
- Easy message and file search
- Simple and intuitive interface
- Unlimited message history
Cons:
- Not ideal for complex projects
- Focused primarily on communication
Brosix is a secure team communication platform designed for businesses that need a private messaging solution. It's ideal for teams looking to enhance internal communications without the complexity of IT management.
Why it's a good Slack alternative: Brosix offers encrypted communications, ensuring your team's messaging app conversations remain confidential. Its user-friendly interface requires minimal setup, making it accessible to all team members. The web-based control panel matrix allows for easy management of users and permissions. Brosix's focus on privacy and simplicity makes it a strong alternative to Slack for teams needing a secure SAAS communication app.
Standout features and integrations:
Features include easy file sharing, screen sharing capabilities, and a web-based control panel for user management. Brosix also provides HIPAA compliance, ensuring that your team's communications meet industry security standards. The platform's intuitive interface allows for quick onboarding without the need for IT expertise.
Integrations include Google Sheets, YouTube, Shopify, HubSpot, and more.
Pros and Cons
Pros:
- Quick onboarding and responsive customer support
- High security with encrypted communications
- Easy to use with a familiar interface
Cons:
- Limited advanced functionalities compared to larger platforms
- Lacks public chat features
Chanty is a team communication and collaboration software designed to facilitate messaging, video calling, and task management. Its main user base includes sectors such as healthcare, retail, marketing, education, and IT, focusing on improving productivity and teamwork.
Why it's a good Slack alternative: Chanty offers task management with Kanban views, allowing your team to organize and track tasks efficiently. Its 4K video calling feature ensures clear communication during virtual meetings. With unlimited group chats and secure file sharing, Chanty focuses on facilitating internal communication. The platform's user-friendly interface makes it accessible for teams across various industries.
Standout features and integrations:
Features include task creation and management with Kanban views, which help keep your projects organized. Chanty also provides secure file sharing, ensuring your data remains protected. The platform supports unlimited group chats, allowing your team to collaborate without restrictions.
Integrations include Zapier, Google Drive, Dropbox, Trello, Asana, GitHub, Bitbucket, Mailchimp, HubSpot, and more.
Pros and Cons
Pros:
- Suitable for diverse industries
- User-friendly interface
- Secure file sharing options
Cons:
- Focused primarily on internal use
- Basic customization options
ProofHub is a project management and collaboration software that caters to teams needing a centralized platform for planning, collaboration, and task management. It's widely used by project managers, creative teams, and businesses looking to improve their workflow.
Why it's a good Slack alternative: ProofHub offers project management tools, including task management, time tracking, and Gantt charts, which are not available in Slack. Its custom workflows allow your team to tailor processes to fit specific project needs. The chat feature keeps your communication centralized, reducing the need for multiple applications. ProofHub's focus on project management makes it a valuable alternative for teams looking to consolidate tools.
Standout features and integrations:
Features include custom roles, which allow you to define access levels for team members. The project templates feature helps you save time by reusing successful project structures. ProofHub also provides detailed reports for tracking progress and productivity.
Integrations include Google Drive, Dropbox, OneDrive, Box, FreshBooks, QuickBooks, Google Calendar, iCal, Slack, and more.
Pros and Cons
Pros:
- Detailed progress and productivity reports
- Suitable for diverse industries and teams
- Custom workflows for tailored processes
Cons:
- Limited focus on non-project communication
- May be complex for small teams
Microsoft Teams is a collaboration platform primarily used by businesses and educational institutions for communication and teamwork. It facilitates chat, video conferencing, and file sharing to enhance productivity and connectivity among teams.
Why it's a good Slack alternative: Microsoft Teams provides integrated video conferencing with features such as screen sharing and meeting recording, which Slack lacks. The platform supports collaboration through a chat app, audio calls, shared files, and real-time editing in Office apps. With its built-in calendar, you can schedule meetings easily and keep track of team activities. Microsoft Teams offers a cohesive environment for communication and project management, making it a strong choice for large and small businesses.
Standout features and integrations:
Features include task management tools that help your team organize and prioritize work efficiently. Microsoft Teams also offers customizable team channels to keep conversations focused and organized. The platform's built-in whiteboard feature allows for creative brainstorming sessions.
Integrations include Microsoft 365, SharePoint, OneDrive, Power BI, GitHub, Trello, Asana, Zoom, Salesforce, Adobe Creative Cloud, and more.
Pros and Cons
Pros:
- Built-in task management tools
- Customizable team channels
- Supports large video conferences
Cons:
- May be overwhelming for small teams
- Heavy reliance on the Microsoft ecosystem
Twist is a team communication tool designed for organizations that prioritize focused and thoughtful work. Its main user base includes remote teams and companies that value deep work without constant interruptions.
Why it's a good Slack alternative: Twist emphasizes asynchronous communication, allowing your team to work at their own pace without the pressure of immediate responses. The platform organizes conversations into threads, making it easier to follow discussions and find information. With a distraction-free interface, Twist helps your team concentrate on tasks without the noise of constant notifications. This approach promotes a more balanced and productive work environment.
Standout features and integrations:
Features include the ability to create and manage threads for organized discussions. Twist also offers a distraction-free mode, allowing your team to focus on work without interruptions. The platform provides a searchable history, so finding past conversations and information is straightforward.
Integrations include Asana, Trello, GitHub, Zapier, Todoist, Google Calendar, Google Drive, and more.
Pros and Cons
Pros:
- Distraction-free interface
- Threaded conversation organization
- Asynchronous communication model
Cons:
- Lack of built-in video/audio calls
- Learning curve for new users
Rocket.Chat is an open-source communication platform designed for businesses and developers who require secure messaging and collaboration. It caters to organizations that value privacy and data control.
Why it's a good Slack alternative: Rocket.Chat offers self-hosting options, ensuring your data remains within your control, unlike Slack's cloud-based approach. It supports E2EE in selected rooms, which provides an extra layer of security for your team's communications. With customizable permissions, you can manage access and ensure only authorized users view sensitive information. Rocket.Chat's focus on security makes it ideal for organizations concerned about data privacy.
Standout features and integrations:
Features include real-time translation, which allows your team to communicate across language barriers. Rocket.Chat also offers a feature-rich API, enabling developers to build custom solutions. The platform's white-labeling options let you tailor the interface to match your brand.
Integrations include GitHub, GitLab, Jitsi, Google Drive, Dropbox, Zapier, Trello, and more.
Pros and Cons
Pros:
- Suitable for privacy-conscious organizations
- Customizable permissions and access
- High level of data control
Cons:
- Not ideal for small teams
- Can be complex to set up
Clariti is a communication and collaboration tool aimed at businesses looking to organize their conversations and tasks efficiently. Its main users include teams that need a cohesive approach to managing emails, chats, and documents in one place.
Why it's a good Slack alternative: Clariti offers the ability to connect related emails, chats, and documents into threads, which Slack does not provide. This feature helps your team keep all relevant information together, reducing the time spent searching for past communications. Clariti also supports voice calling and screen sharing, supporting collaboration within your team. Its focus on organization and integration of various communication forms makes it a valuable tool for teams needing a holistic communication solution.
Standout features and integrations:
Features include the ability to organize conversations and content into connected threads, which keeps your team focused and reduces clutter. Clariti's built-in voice calling feature ensures you can communicate verbally without leaving the platform. The tool also supports screen sharing, which facilitates remote collaboration and presentations.
Integrations include Salesforce, Stripe, Tableau, Power BI, and more.
Pros and Cons
Pros:
- Built-in voice calling
- Fluid communication organization
- Connects emails, chats, and documents
Cons:
- Limited customization options
- May not suit real-time demands
Mattermost is an open-source messaging platform designed for organizations that need secure and customizable communication solutions. Its main users include IT professionals, developers, and teams focused on privacy and data control.
Why it's a good Slack alternative: Mattermost provides self-hosting options, ensuring your data remains within your control, unlike Slack's cloud-based approach. The platform supports private and group chat functionalities, allowing your team to collaborate effectively. It supports self-hosting and enterprise security controls, prioritizing the protection of your communications. Its open-source nature also allows for extensive customization, making it adaptable to your team's specific needs.
Standout features and integrations:
Features include threaded conversations that help organize discussions and keep topics clear. Mattermost also offers multi-language support, which is beneficial for global teams. The platform's customizable interface allows you to tailor the look and feel to match your organization's brand.
Integrations include GitLab, Jira, Jenkins, GitHub, Zoom, Zendesk, and more.
Pros and Cons
Pros:
- Suitable for IT and developer teams
- Strong focus on security
- High level of customization
Cons:
- Limited video/calling features, often requiring third-party integrations
- May require technical expertise
Discord is a communication platform widely used by gamers for voice, video, and text chat. It is also popular among professionals as a communication hub, enabling real-time interaction and collaboration.
Why it's a good Slack alternative: Discord offers voice channels for spontaneous voice communication, which is particularly beneficial for collaborative work sessions. The platform's customizable server setup lets you create dedicated spaces for different topics or groups. With high-quality audio and video capabilities and community-building features, such as roles and permissions, it also supports organized and efficient group management.
Standout features and integrations:
Features include screen sharing, which allows you to share your screen or presentations with your team. Discord's push-to-talk functionality ensures clear and controlled voice communication. The platform also provides text channels for focused discussions and information sharing.
Integrations include YouTube, Spotify, Twitch, Reddit, Twitter, PayPal, Steam, Nightbot, MEE6, and more.
Pros and Cons
Pros:
- Suitable for non-gaming communities
- Spontaneous voice communication
- Community-building tools
Cons:
- Can be overwhelming for business use, may require a slight learning curve
- Primarily focused on gaming
Autres Alternatives à Slack
Voici d’autres alternatives à Slack qui ne figurent pas dans ma sélection principale, mais qui valent tout de même le détour :
- Zoom
For video conferencing features
- TeamSnap
For sports team management
- Workvivo
For a social-first employee experience
- Blink
For frontline worker communication
- Staffbase
For employee engagement
- Beekeeper
For mobile workforce communication
- Connecteam
For deskless workforce management
- TeamReach
For a simple team communication and coordination app
- Coast
For team scheduling and chat
Critères de Sélection des Alternatives à Slack
Pour sélectionner les meilleures alternatives à Slack à inclure sur cette liste, j’ai pris en compte les besoins courants des acheteurs et les principaux points de friction liés aux logiciels de communication et de collaboration d’équipe, comme l’intégration avec les outils existants et la gestion des équipes à distance. J’ai également utilisé le cadre d’évaluation suivant pour garantir une approche structurée et objective :
Fonctionnalités principales (25 % de la note finale)
Pour figurer dans cette liste, chaque solution devait répondre à ces cas d’usage courants :
- Favoriser la collaboration en équipe
- Permettre la visioconférence
- Autoriser le partage de fichiers
- Proposer la gestion des tâches
- Offrir des messages directs
Fonctionnalités distinctives supplémentaires (25 % de la note finale)
Pour affiner la sélection, j’ai aussi recherché des fonctionnalités uniques telles que :
- Chiffrement de bout en bout
- Prise en charge de la communication asynchrone
- Analyses basées sur l’IA
- Tableaux de bord personnalisables
- Fonctionnalités d’accès hors ligne
Ergonomie (10 % du score total)
Pour évaluer l’ergonomie de chaque système, j’ai pris en compte les éléments suivants :
- Interface utilisateur intuitive
- Options de personnalisation
- Performance de l’application mobile
- Vitesse et réactivité
- Facilité de navigation
Onboarding (10 % du score total)
Pour juger l’expérience d’onboarding de chaque plateforme, j’ai pris en considération les critères suivants :
- Disponibilité de vidéos de formation
- Visites interactives du produit
- Accès à des chatbots pour l’accompagnement
- Modèles prédéfinis
- Webinaires pour les nouveaux utilisateurs
Support client (10 % du score total)
Pour évaluer l’assistance client de chaque éditeur de logiciel, voici les éléments que j’ai pris en compte :
- Disponibilité 24/7
- Support via chat en direct
- Centre d’aide complet
- Efficacité du temps de réponse
- Assistance personnalisée
Rapport qualité/prix (10 % du score total)
Pour évaluer la valeur de chaque plateforme par rapport à son prix, j’ai examiné :
- Tarification compétitive
- Nombre de fonctionnalités par rapport au coût
- Flexibilité des formules tarifaires
- Réductions pour paiement annuel
- Disponibilité d’une version gratuite
Avis des clients (10 % du score total)
Afin de mesurer la satisfaction globale des utilisateurs, j’ai analysé les éléments suivants dans les avis clients :
- Notes de satisfaction des utilisateurs
- Cohérence des retours positifs
- Problèmes fréquemment signalés
- Témoignages d’utilisateurs
- Retour d’expérience sur le support client
Pourquoi chercher une alternative à Slack ?
Si Slack est un bon choix pour la communication et la collaboration en équipe, il existe plusieurs raisons pour lesquelles certains utilisateurs cherchent des solutions alternatives. Vous pourriez rechercher une alternative à Slack parce que :
- Vous avez besoin de plus de fonctionnalités de collaboration
- Votre équipe requiert une sécurité avancée
- Vous souhaitez une meilleure intégration avec vos outils CRM existants
- Votre budget ne correspond pas au tarif des offres payantes de Slack
- Votre équipe a besoin de fonctionnalités d’accès hors ligne
Si vous vous reconnaissez dans l’un de ces points, vous êtes au bon endroit. Ma sélection regroupe plusieurs solutions de communication et logiciels tout-en-un plus adaptés aux équipes rencontrant ces difficultés avec Slack et recherchant des alternatives.
Fonctionnalités clés de Slack
Voici quelques-unes des fonctionnalités essentielles de Slack, pour vous permettre de comparer avec ce que proposent les solutions alternatives :
- Canaux : Organisez la communication de votre équipe en créant des espaces dédiés pour différents projets, listes de tâches ou sujets.
- Slack Connect : Collaborez en toute sécurité avec des partenaires externes, en remplaçant les emails traditionnels.
- Huddles audio/vidéo : Organisez des réunions rapides et en temps réel avec votre équipe via des appels audio ou vidéo.
- Constructeur de workflows : Automatisez les tâches et processus répétitifs grâce aux robots pour gagner du temps et réduire le travail manuel.
- Intégrations : Connectez plus de 2,600 applications pour centraliser vos documents, workflows et améliorer la productivité.
- Modèles : Utilisez des modèles prédéfinis pour une gestion de projet et un lancement de tâches efficaces.
- Canvas : Créez des documents évolutifs et collaborez en temps réel avec votre équipe.
- Sécurité d’entreprise : Protégez vos données grâce à des fonctions de sécurité et des outils de conformité.
- Intégration Salesforce : Apportez les données et analyses de Salesforce dans Slack pour améliorer l’alignement de l’équipe et accélérer les workflows.
Et maintenant :
Si vous êtes en train de rechercher des logiciels de communication et de collaboration d’équipe, contactez gratuitement un conseiller SoftwareSelect pour des recommandations personnalisées.
Vous remplissez un formulaire et participez à une brève discussion pendant laquelle ils s’intéressent à vos besoins spécifiques. Vous recevrez ensuite une liste restreinte de logiciels à examiner. Ils vous accompagneront même tout au long du processus d’achat, y compris lors des négociations tarifaires.