RealMail provides real-time email validation for SaaS apps to prevent typos, disposable and fake addresses.
- for
- SaaS founders and developers who need clean email lists and higher conversion rates.
- pricing
- paid · free trial
Key features
- Real-time validation — Validate an email with a single API call and get an instant response.
- Fully customizable rules — Allow or block domains, disposable, role-based or free emails via the dashboard.
- Daily updated database — Database of disposable and temporary domains is refreshed every day for high accuracy.
- One-endpoint API — Simple integration with cURL, Node.js, Python, PHP, Java, Go and others.
- Analytics dashboard — View logs and analytics of validation activity to monitor quality.
- No code required for setup — 1-minute setup; developers receive an API key and can start validating immediately.
Use cases
- Prevent lost sign-ups caused by mistyped or invalid email addresses.
- Block disposable and temporary emails to reduce fraud and abuse.
- Improve deliverability and sender reputation by filtering out role-based and trap addresses.
RealMail vs alternatives
 RealMail |  GetTestMail |  Temp Mail Detector |  Maildroppa |  Imitate Email | |
|---|---|---|---|---|---|
| Best for | Customizable email validation for SaaS sign-ups | Developer testing of email flows | Blocking disposable sign-ups | Email campaigns and automation | Email template testing |
| Pricing | Paid | Subscription | Subscription | Free | Subscription |
| DevHunt upvotes | 1 | 23 | 7 | 27 | 14 |
| Launched | Nov 2024 | Jan 2023 | Jan 2025 | Oct 2024 | Jan 2023 |
- RealMail vs GetTestMail: Provides temporary email addresses for testing, not validation of real user sign-ups.
- RealMail vs Temp Mail Detector: Detects disposable emails for sign-ups but focuses on detection only, not full validation suite.
- RealMail vs Maildroppa: Email marketing automation platform, not a validation API for SaaS onboarding.
- RealMail vs Imitate Email: Helps build and test email functionality but does not validate external user addresses.
RealMail FAQ
What is RealMail?+
RealMail is a SaaS platform that validates email addresses to help startups avoid lost customers due to invalid or abusive emails.
How does the free trial work?+
You get 100 free email validations to try the service before purchasing any credits.
Can I customize which email types are allowed or blocked?+
Yes, the dashboard lets you create allow-lists and block-lists for domains, disposable, role-based, free and other email categories.
What happens when I run out of credits?+
Validations stop working; you’ll be notified when credits are low and can purchase more credits at any time.
Is there a subscription or commitment?+
No, RealMail uses a pay-as-you-go credit model with no recurring subscriptions.
Do credits expire?+
Credits never expire; you can buy them in advance and use them whenever needed.
Summarized by DevHunt from realmail.dev · Sep 29, 2026. Details may change; check the official site.
