“We dropped fake signups by 88% in the first week. The webhook alerts mean our fraud channel stays on top of every attempt.”
Liam Ortiz
Fraud Lead, ApexPay
TrueMail identifies disposable domains, risky aliases, and broken MX records in milliseconds. Keep your metrics honest and your product safe without slowing down real customers.
Live signups
Risk Monitor
Signup · 2 sec ago
Signup · 2 sec ago
Signup · 2 sec ago
Signup · 2 sec ago
Activity feed
Verified against MX + company directory
Burner domain blocked · SLA met
Core capabilities
Seven independent detection models work together to score every signup, no matter where it comes from.
Real-time blocklist of 70K+ burner domains, updated hourly.
Catch aliases and forwarding services before they churn.
Deep DNS inspection ensures domains can actually receive mail.
Identify free providers and apply custom friction rules.
Autocorrect typos in real time and keep good users moving.
Spot shared inboxes like support@ or finance@ and score them.
RFC-compliant parsing that rejects junk before it hits your DB.
Proof
We monitor 3.2M+ monthly requests for billing platforms, fintechs, and consumer apps globally.
90%+
Reduction in fake signups
3.2M+
API requests processed
99.99%
API uptime
Case study · VaultCommerce
“TrueMail replaced three internal scripts and cut fake leads by 92% overnight. The live API is rock solid.”
Maya Patel · Head of Growth, VaultCommerce
API + live demo
Drop our REST API or SDK into your signup flow. Monitor risky events from the dashboard or send them to your own destinations.
curl -X POST https://api.truemails.net/v1/verify \
-H "Authorization: Bearer <api_key>" \
-H "Content-Type: application/json" \
-d '{
"email": "[email protected]",
"ip": "104.16.0.2",
"user_id": "usr_12345",
"source": "signup"
}'Try any email below. We’ll simulate the same checks that run against the API.
Stream events to Slack, PagerDuty, or your data warehouse. Every request is replayable with 30-day retention by default.
Drop-in widget with field-level suggestions and localization for 12 languages.
Disposable Email Checker
Need to audit lists or QA your signup flow? The disposable checker offers a rate-limited, no-API-key demo that mirrors our production heuristics.
Sample output
Email blocked
[email protected] · Score 14
Want unlimited checks? Upgrade to the API and stream events straight to your risk queue.
Pricing
Predictable usage-based pricing plus generous free tier for early teams.
2,500 checks / month for prototypes and side projects.
$0/mo
Everything you need for a serious SaaS launch.
$79/mo
Scales to billions of verifications with dedicated support.
Custom
Testimonials
From fintech to SaaS, product-led teams rely on our signals to keep their funnels clean.
“We dropped fake signups by 88% in the first week. The webhook alerts mean our fraud channel stays on top of every attempt.”
Liam Ortiz
Fraud Lead, ApexPay
“Implementation took < 2 days and immediately stopped duplicate coupon abuse. Our RevOps team finally trusts our CRM data.”
Danika Caldwell
Head of RevOps, Northwind HQ
“The combination of MX checks plus typo suggestions improved user activation by 6%. TrueMail feels like another teammate.”
Ivy Chen
Product Manager, OrbitDesk
“TrueMail’s disposable detection feeds directly into our rules engine. It blocks burners instantly without touching our core stack.”
Marcus Bell
Security Architect, Kinetik Cloud
“We replaced three Zapier filters and a brittle regex job. The analytics view finally tells us which campaigns attract risky traffic.”
Sofia de Leon
Lifecycle Marketing, Ledgerwave
“Support tickets about missing confirmation emails dropped by half after we added the typo suggestions widget.”
Ethan Willis
Customer Success Lead, Nova Retail
FAQ
Contact [email protected] if you can’t find the answer you’re looking for.
Signup payloads are encrypted and deleted automatically after 30 days unless you opt in for longer retention. We never sell or re-use your customer data.
We monitor 70K+ disposable domains, refresh the list hourly, and layer DNS/MX validation to catch new burner services as they appear.
Yes. Create custom policies per API key, geo, or source (web, mobile, partner). You can also upload private blocklists or safelists through the dashboard.
We run active-active infrastructure with 99.99% uptime. If a region degrades you can fail open or fail closed based on your risk appetite, and we’ll notify you via status alerts.
Integrations
Plug us into your signup form, CRM, or internal tooling using our ready-made integrations.
WordPress plugin
Add real-time disposable detection to Contact Form 7, Gravity Forms, or native signup blocks.
Zapier
Trigger workflows or reject risky leads before they enter HubSpot, Salesforce, or Airtable.
Make (Integromat)
Score bulk lead lists and fan out alerts without touching code.
Webflow embed
Drop the TrueMail widget into Webflow forms with localization and inline error copy.
Laravel middleware
Validate every `Request::input('email')` before controllers run. Works with Sanctum & Breeze.
Node SDK
Promise-based client with built-in retries and TypeScript types.
Python SDK
Async/Sync clients for FastAPI, Django, or serverless jobs.
Public REST API
Call us from any stack. Signed webhooks and usage analytics included.
Ready to block fake users?
No credit card required · Cancel anytime · GDPR ready
We'll occasionally send product updates. Unsubscribe anytime.