Migration & importPostmark Import Integration — Email, SMS & WhatsApp
The Postmark Import integration imports your existing subscribers, lists and tags into Climails, so switching over keeps your data intact — custom fields and subscription status included.
Visit websiteWhat the Postmark Import integration does
The Postmark Import integration imports your existing subscribers, lists and tags into Climails, so switching over keeps your data intact — custom fields and subscription status included.
- Subscribers and profiles
- Lists, groups and tags
- Custom fields and attributes
- Subscription and consent status
What you can do with Postmark Import data
- Migrate without losing your data
- Preserve segments and tags
- Keep unsubscribes suppressed
- Move at your own pace, one-way
How to connect Postmark Import
Connect Postmark Import by pasting an API key you generate in Postmark Import — no developer required.
- 1
In Postmark Import, create an API key or token.
- 2
Copy the key (and any IDs the form asks for).
- 3
In Climails Integrations, choose Postmark Import and paste it.
- 4
Save — Climails verifies the key and starts syncing.
Put Postmark Import data to work
Once Postmark Import data is in Climails it's just contacts and events — usable everywhere. Build segments from it, trigger flows on it, and personalize any message with it, across every channel from a single automation.
- Build segments from Postmark Import data
- Trigger email, SMS, WhatsApp, Telegram and push flows on Postmark Import events
- Personalize messages with Postmark Import fields
- One unified profile per customer across channels
Frequently asked questions
Is the Postmark Import integration free?
Yes. It's available on every plan, including the free tier — you pay for your Climails sending, not per integration.
How long does it take to connect Postmark Import?
A few minutes. Most connections are a couple of clicks or pasting a key — no developer needed.
Is my Postmark Import data secure?
Yes. Credentials are stored encrypted, webhook payloads are signature-verified, and we only read the data needed to sync contacts and events.
Can I sync Postmark Import in real time?
Yes. Native connectors sync on a schedule and webhooks deliver events in real time, so flows can fire the moment something happens in Postmark Import.
Do I need to use every channel?
No. Postmark Import data works with whichever channels you use — start with email and add SMS, WhatsApp, Telegram or push whenever you're ready.
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