MailSlurp
Modern Email APIs for Developers and QA teams.
Steer
Perfect your communication without having to think about it
Updated February 2026
| MailSlurp | Steer | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 1 | 8 |
| Pros | 0 | 8 |
| FactScore™ | 15.1 | 47.7 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in MailSlurp — Pros
No unique pros listedBoth tools — Pros
—Only in Steer — Pros
Efficiency Workflow integration Business communication optimization Fast performance Language support Open-sourced backend Quick shortcuts User privacyOnly in MailSlurp — Cons
—Both tools — Cons
—Only in Steer — Cons
Application compatibility issues Manual copy and replaceDetails
| MailSlurp | Steer | |
|---|---|---|
| Categories | Email clients, Testing and QA software | Email clients, Writing assistants, Predictive AI |
| Platforms | Web | Web |
| Became Popular | January 3, 2018 | June 5, 2024 |
| Website | www.mailslurp.com | steerapp.ai |
Who Should Pick Which?
Choose MailSlurp if...
- No unique pros listed
Choose Steer if...
- Efficiency
- Workflow integration
- Business communication optimization
With a FactScore™ of 15.1 vs 47.7, Steer leads in community reception. MailSlurp uniquely offers No unique pros listed, while Steer stands out for Efficiency and Workflow integration.
What Users Say
MailSlurp
ProxiedMail offers a much simpler UI and better PHP client
Steer
Using steer is pure pleasure. Too lazy to finish you sentence? Steer is there for you. Angry at your boss but you still need to answer politely? Steer is there for you. Typed bunch of text but you ...
Much better than Grammarly. It doesn't interrupt when I don't need it and fixes my text only when I ask for it. Amazing! Proofread by steer ;)
I use it to rewrite my messages when communicating with customers, to reply to comments and to write descriptions.
Related Comparisons
Frequently Asked Questions
Which is better, MailSlurp or Steer?
Based on FactScore™, Steer leads with a score of 47.7 vs 15.1. Steer has a higher rating of 5.0★ compared to 5.0★.
What are the pros of MailSlurp compared to Steer?
MailSlurp uniquely offers: No unique pros listed.
What are the pros of Steer compared to MailSlurp?
Steer uniquely offers: Efficiency, Workflow integration, Business communication optimization, Fast performance, Language support.
Is MailSlurp better rated than Steer?
MailSlurp is rated 5.0★ from 1 reviews. Steer is rated 5.0★ from 8 reviews.
What is the FactScore™ of MailSlurp and Steer?
FactScore™ weighs rating and review volume together. MailSlurp scores 15.1 and Steer scores 47.7.
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