Missive
Missive is a collaborative email and chat platform that unites your team's communication by combining shared inboxes with real-time chat and collaborative draft editing in one interface.
Slack
Slack is a central communication hub that connects your team with real-time messaging, file sharing, and integrated tools to streamline workflows and improve collaboration across your entire organization.
Quick Comparison
| Feature | Missive | Slack |
|---|---|---|
| Website | missiveapp.com | slack.com |
| Pricing Model | Freemium | Freemium |
| Starting Price | Free | Free |
| FREE Trial | ✓ 30 days free trial | ✓ 30 days free trial |
| Free Plan | ✓ Has free plan | ✓ Has free plan |
| Product Demo | ✓ Request demo here | ✓ Request demo here |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2015 | 2009 |
| Headquarters | Quebec City, Canada | San Francisco, USA |
Overview
Missive
Missive is a collaborative email and chat platform designed to help your team manage communication without jumping between different apps. You can manage shared inboxes for email, SMS, WhatsApp, and social media while chatting with teammates right inside the same interface. This eliminates the need for internal forward chains and BCCs, as you can discuss specific messages in side-chats and co-author replies in real-time.
The software is built for teams of all sizes, from small startups to large support organizations, who need to coordinate on high volumes of external communication. You can automate your workflows with rules, use canned responses for faster replies, and integrate your favorite CRM or project management tools directly into your inbox to keep your data synchronized.
Slack
Slack is a productivity platform that transforms how you communicate with your team by moving conversations out of scattered email threads and into organized channels. You can create dedicated spaces for specific projects, departments, or office locations, ensuring everyone has access to the right information at the right time. It serves everyone from small startups to global enterprises, helping you stay connected whether you are working in the office or remotely.
You can share files, start huddles for quick voice chats, and use clips to record video updates for your teammates to watch later. By centralizing your tools and communication, you reduce context switching and keep your projects moving forward. The platform offers a robust free version for small teams and scales into advanced enterprise tiers with sophisticated security and compliance features.
Overview
Missive Features
- Shared Inboxes Manage group addresses like info@ or support@ together with your team and assign conversations to specific members.
- Collaborative Writing Compose emails together in real-time with a shared editor, seeing your teammate's changes as they happen.
- Internal Chat Discuss specific emails or social media messages with your team in private side-chats right next to the conversation.
- Workflow Automation Create rules to automatically snooze, archive, or assign messages based on specific triggers and conditions you define.
- Unified Channels Connect your email, WhatsApp, SMS, Messenger, and Instagram accounts to manage all customer interactions in one place.
- Canned Responses Save time by creating shared templates for common questions that your whole team can access and use instantly.
Slack Features
- Organized Channels. Create dedicated spaces for every project or topic so you can keep your conversations focused and searchable.
- Slack Huddles. Start quick audio or video calls directly in any channel to resolve issues faster without scheduling formal meetings.
- Workflow Builder. Automate your routine tasks and approvals with a simple drag-and-drop tool that requires no coding knowledge.
- Slack Canvas. Create and curate essential information directly within your workspace to keep your team aligned on goals and documents.
- File Sharing. Drag and drop files directly into your conversations so your team always has the latest version of your work.
- Slack Connect. Collaborate securely with external partners, vendors, or clients in shared channels without leaving your own Slack workspace.
Pricing Comparison
Missive Pricing
- Up to 3 users
- 15 days of history
- 2 shared accounts
- Collaborative writing
- Internal chat threads
- Everything in Free, plus:
- 6 months of history
- 5 shared accounts
- Unlimited personal accounts
- Standard integrations
- Rules and automation
Slack Pricing
- 90 days of message history
- 10 integrations with other apps
- 1-on-1 audio and video huddles
- Single-workspace collaboration
- Standard security features
- Everything in Free, plus:
- Unlimited message history
- Unlimited app integrations
- Group huddles with up to 50 people
- Slack Connect for external partners
- Custom user groups
Pros & Cons
Missive
Pros
- Seamless transition between internal chat and external email
- Real-time collaborative drafting prevents duplicate replies
- Clean interface that feels familiar to email users
- Powerful rules engine for complex inbox management
Cons
- Free version has very limited message history
- Mobile app can feel slightly cluttered on smaller screens
- Learning curve for setting up complex automated rules
Slack
Pros
- Extensive library of third-party app integrations
- Powerful search functionality for finding old messages
- Intuitive interface that is easy to adopt
- Excellent mobile app for staying connected anywhere
- Huddles make spontaneous collaboration very simple
Cons
- Notification fatigue can occur without careful settings
- Message history is restricted on the free plan
- Can become expensive for very large teams
- High memory usage on some desktop computers