AtData SafeToSend
6.3#20 in email verification services$0.01 one-timeWebAPI
VisitAtData SafeToSend vs MailboxValidator
MailboxValidator
6.9#2 in email verification apisFree planFree planWebAPI
VisitWhat both publish
| Fact | AtData SafeToSend | MailboxValidator |
|---|---|---|
| Headquarters | Dedham, Massachusetts, United States | Penang, Malaysia |
| Integrations | AtData lists integrations including ActiveCampaign, AWeber, Campaign Monitor, Constant Contact, DotDigital, GetResponse, HubSpot, Klaviyo, Mailchimp, Marketo, and Salesforce Marketing Cloud. | Listed integrations include Zapier, Make, MailChimp, AWeber, Mailgun, SendGrid, Campaign Monitor, SparkPost, HubSpot, MailerLite, Constant Contact, VerticalResponse, MooSend, Mailjet, iContact, ActiveCampaign, Intercom, Autopilot, ChatGPT, and MCP. |
| Purpose | SafeToSend uses real-time activity and engagement signals to assess whether an email address is valid and valuable for marketing. | MailboxValidator checks email addresses and mailboxes to identify invalid addresses and help reduce email bounces. |
| Security | AtData says submitted files are encrypted at rest with AES-256 and transfers are encrypted in transit using TLS or SFTP. | Hexasoft says it maintains technical, administrative, and physical measures reasonably designed to help protect personal data from unauthorized processing. |
| Support | AtData offers dedicated email address experts and lists a Help Center for support articles. | The privacy policy lists [email protected] and says to allow up to four weeks for a reply to privacy inquiries. |
AtData SafeToSend plans
- SafeToSend — 100,000 credits$0.01, paid once
- SafeToSend — 500,000 credits$0.01, paid once
- SafeToSend — 50,000 credits$0.01, paid once
- SafeToSend — 5,000 credits$0.01, paid once
MailboxValidator plans
- API-FREEFree
- API-FREE+Free
- BULK-TRIALFree
- BULK-1$19.95, paid once
- BULK-5$39.95, paid once
- BULK-10$59.95, paid once
Pick AtData SafeToSend if…
It suits marketers and email teams focused on deliverability, list quality, segmentation, attribution, and campaign performance. API and real-time form checks also fit workflows that validate addresses as they are collected.
Pick MailboxValidator if…
It suits teams that need to check individual email addresses or validate uploaded lists. Developers can also use its API and linked language libraries.