Mailgun vs Stream
On the evidence we track, Stream leads this comparison with a composite score of 80/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for communication apis. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Mailgun
A developer-focused platform that handles sending transactional emails reliably, with integrated tools for validating email lists, testing inbox placement, monitoring sender reputation, and tracking email performance.
Stream
LeaderA platform providing SDKs and APIs for adding chat messaging, video calling, activity feeds, and content moderation to applications, supporting billions of end users across a globally distributed infrastructure.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Mailgun
From $49/mo. First month free.
- Pilot$49/mo (first month free), unlimited users
- First month free
- Unlimited users
- 2,500 email address validations
- 25 inbox placement tests
- Detailed documentation
- +1 more
- Starter$99/mo (first month free), unlimited users
- First month free
- Unlimited users
- 5,000 email address validations
- 50 inbox placement tests
- Spam trap monitoring (1 domain)
- +6 more
- ContractContact sales
- Unlimited users
- Custom domain and IP monitoring
- Custom email validations
- Custom inbox placement tests
- Designated Technical Account Manager
Stream
LeaderFree tier plus $499–$899/month plans with activity and API call overages. Free Maker program for companies under 5 team members and $10k MRR.
- FreeFree
- Flat & Timeline Feeds
- Notification & Aggregated Feeds
- Security & Compliance
- Global Edge Network
- Start$499/month billed annually, or $599/month
- All Feeds API features
- Ranked Feeds
- Ticketed Support
- Security & Compliance
- Global Edge Network
- Elevate$899/month billed annually, or $999/month
- All Feeds API features
- Ranked Feeds
- Ticketed Support
- Security & Compliance
- Global Edge Network
- EnterpriseContact sales
- Activity-based pricing
- 99.999% SLA
- SAML/SSO
- Private Dedicated Servers
- 24/7 Support
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
Mailgun
- Google Postmaster Tools
- Microsoft SNDS
Stream
Leader- Jenkins
- GitHub
- Slack
- Postman
- Xcode
- Android Studio
- React
- React Native
- Flutter
- Swift
- SwiftUI
- Kotlin
- Jetpack Compose
- Expo
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.