Email vs Discord vs Slack for Release Notes: Where to Reach Users
March 15, 2026
5 min read
Choosing the Right Channel
Where should you send release notes? The answer depends on your product, users, and goals. Let's compare the three main options.
Channel Comparison
| Factor | Discord | Slack | |
|---|---|---|---|
| Reach | Everyone | Community members | Workspace members |
| Open rates | 20-40% | High (notifications) | High (work context) |
| Engagement | Low (one-way) | High (discussion) | Medium |
| Best for | B2C, all users | Community products | B2B, enterprise |
Pros
- Reaches all users, even inactive ones
- Works for any product type
- Users can read anytime
- Good for detailed updates
Cons
- Competes with inbox noise
- No immediate engagement
- Risk of spam filters
Best for
B2C products, SaaS with infrequent logins, comprehensive updates
Discord
Pros
- High engagement and discussion
- Real-time notifications
- Community building
- Users can ask questions
Cons
- Only reaches Discord members
- Can get lost in active servers
- Requires community management
Best for
Developer tools, gaming, open source, community-driven products
Slack
Pros
- Professional context
- Users check during work
- Good for B2B products
- Integrates with workflows
Cons
- Only reaches Slack users
- Notification fatigue in busy workspaces
- Limited to workspace members
Best for
B2B products, enterprise tools, team collaboration software
Our Recommendation: Use Multiple
Don't choose—use all three. Different users prefer different channels, and multi-channel distribution maximizes reach.
ReleaseFlow makes this easy: connect all your channels and send consistent updates everywhere with one click.
Get Started
Sign up for ReleaseFlow and distribute release notes across all channels automatically.