Mailbeam vs Clearout
An honest comparison of features, pricing, and performance — updated January 2025.
TL;DR — Which should you choose?
Choose Mailbeam if:
- You need EU data residency in Frankfurt and a DPA on every plan for GDPR
- Verification is your primary use case and you want a synchronous API
- You want explainable catch-all scoring and reason codes, not a bare status string
Choose Clearout if:
- You also need an email finder and phone-number validation in the same account
- Non-expiring pay-as-you-go credits fit your spiky, low-frequency usage better than a subscription
Why developers look for Clearout alternatives
Clearout is an India-based platform combining email verification, an email finder, and phone-number validation. It markets a large battery of validation checks and non-expiring pay-as-you-go credits, and is used both for list cleaning and prospecting.. These are the pain points teams cite most often when they move away:
- 1Data is processed outside the EU, creating an international-transfer question for GDPR
- 2Verification is one product line alongside a finder and phone validation, not the sole focus
- 3Real-time latency is region-dependent and often around 300ms, too slow for inline validation
- 4No sandbox mode, so CI has to hit the paid production API
- 5Catch-all domains get a flag but no graded confidence score to threshold on
- 6No public uptime SLA for production integrations
What Mailbeam does differently
Mailbeam is a developer-first EU email verification API. This is what changes for teams leaving Clearout:
- EU data residency in Frankfurt with a DPA on every plan — no third-country transfer to assess
- A dedicated verification API with synchronous responses built for forms
- A 0–100 quality score with an explainable reason for catch-all domains
- A deterministic sandbox mode today, with typed SDKs and an OpenAPI spec on the roadmap
- Predictable per-verification subscription pricing built for steady product traffic
- A 99.9% uptime SLA on Pro and above for production use
Feature-by-feature comparison
| Feature | Mailbeam | Clearout |
|---|---|---|
| Pricing | ||
| Free tier | yes (100 credits) | |
| Free tier size | 1,000/month | 100 one-time credits |
| Pricing model | Per-verification | Credits |
| Credits expire | no (non-expiring) | |
| Monthly subscription | partial (mostly PAYG) | |
| Price at 50K/month | €49 | ~$140 (credits) |
| Price at 1M/month | €499 | ~$1,000 (bulk credits) |
| Verification checks | ||
| Syntax validation | ||
| MX records | ||
| SMTP probing | ||
| Disposable detection | ||
| Role-based detection | ||
| Catch-all detection | ||
| Quality score (0–100) | ||
| Explainable reason field | partial (status/sub-status) | |
| Typo suggestions | yes (autocorrect) | |
| API & platform | ||
| Real-time single-address API | ||
| P95 response time | not published yet | ~300ms (region-dependent) |
| Batch/bulk verification | ||
| Webhooks | ||
| Official SDKs | Roadmap | no (REST only) |
| OpenAPI specification | Roadmap | |
| Test / sandbox mode | ||
| Scope | ||
| Email verification | yes (focus) | |
| Email finder / prospecting | ||
| Phone-number validation | ||
| Developer-first design | ||
| Compliance & security | ||
| EU data residency | yes (Frankfurt) | |
| GDPR compliant (native) | ||
| DPA included | yes (every plan) | yes (on request) |
| No non-EU data transfer | ||
| Server location | Frankfurt, EU | India / US (varies) |
| Developer experience | ||
| Verification-first product | ||
| Documentation quality | Excellent | Good |
| TypeScript support | ||
| Error messages | Descriptive + reason code | Status + sub-status |
| Support | ||
| Free plan support | Community forum | Email / chat |
| Email support | yes (Starter+) | |
| Priority support | yes (Growth+) | |
| Uptime SLA | Roadmap | no public SLA |
Roadmap means we are building it and it is not available during the private beta — not that it is missing from the plan.
Pricing comparison at every volume
| Monthly volume | Mailbeam | Clearout | Saving |
|---|---|---|---|
| 1K / month | €0(Free) | ~$5 | 100% less |
| 10K / month | €19(Starter) | ~$40 | 53% less |
| 50K / month | €49(Growth) | ~$140 | 65% less |
| 200K / month | €149(Pro) | ~$400 | 63% less |
| 1M / month | €499(Scale) | ~$1,000 | 50% less |
Clearout prices are approximate based on public information as of January 2025. Actual prices may vary.
Feature analysis
EU data residency and GDPR
Mailbeam winsClearout operates from India and processes data outside the EU. For a European company handling user email addresses, that means an international transfer that GDPR expects you to cover with appropriate safeguards and a signed DPA. Mailbeam keeps all processing in Frankfurt, Germany, with a DPA included on every plan — there's no third-country transfer to assess and no adequacy question to answer.
Dedicated verification vs. multi-tool platform
Mailbeam winsClearout bundles email verification, an email finder, and phone-number validation into one platform. That breadth is useful for sales teams, but it means verification is one product line among several rather than the whole focus. Mailbeam does verification only, so every architectural decision — latency, response schema, error codes — is optimized for verifying addresses you already collect.
Real-time API performance
Mailbeam winsClearout's real-time verification works, but single-email latency depends heavily on the calling region and typically lands around 300ms. Mailbeam is built for inline signup validation, with pre-warmed MX caches for common European domains and parallelized checks that keep a cached lookup near 80ms. For a European user waiting on a form, that difference is the gap between instant and laggy.
Catch-all scoring you can read
Mailbeam winsClearout advertises a large set of validation checks and returns a status plus sub-status, including a catch-all/accept-all flag. What it doesn't give you is a graded confidence score for those accept-all domains. Mailbeam establishes accept-all behaviour by probing a random address on the same domain, caps the score accordingly and pairs it with a machine-readable reason, so you can set one threshold instead of maintaining per-domain allow/deny lists.
Developer experience
Mailbeam winsClearout exposes a REST API but ships no official SDKs, no OpenAPI specification, and no sandbox mode — every team writes and maintains its own HTTP wrapper. Mailbeam provides a deterministic test mode for CI and reason codes your backend can branch on; typed SDKs and an OpenAPI spec are on the roadmap. For a product integration today, that means one documented POST instead of guesswork.
Non-expiring credits and email finding
Clearout winsTwo things genuinely favor Clearout. Its pay-as-you-go credits don't expire, which suits spiky, infrequent usage better than a monthly subscription that resets. And it includes an email finder and phone validation that Mailbeam simply doesn't offer. If you need prospecting and phone checks alongside verification, or you verify rarely and want credits that sit on the shelf, Clearout's model fits that shape better.
Switching from Clearout to Mailbeam
Most migrations take under an hour. Here's the key code change:
// Before — Clearout
// Clearout (old)
const res = await fetch("https://api.clearout.io/v2/email_verify/instant", {
method: "POST",
headers: { Authorization: `Bearer:${apiToken}`, "Content-Type": "application/json" },
body: JSON.stringify({ email }),
});
const { data } = await res.json();
if (data.status !== "valid") return 422;
// After — Mailbeam
// Mailbeam (new)
// No SDK yet — the 12-line wrapper from /docs/quickstart.
import { verifyEmail } from "@/lib/mailbeam";
const { valid, score, reason } = await verifyEmail(email);
if (!valid || score < 60) return 422;Read the full migration guide: Migrating from Clearout →
“We switched from Clearout because we needed real GDPR compliance for our EU users, not just a checkbox. Mailbeam's Frankfurt hosting and DPA made the compliance conversation easy.”
Frequently asked questions
Start verifying emails — for free
1,000 free verifications per month. No credit card required. Switch from Clearout in under an hour.