CRM migration
Field-level mapping, validation, and rollback between Xtremepush and Mailchimp. We move data and schema; workflows are rebuilt natively in Mailchimp.
Xtremepush
Source
Mailchimp
Destination
Compatibility
7 of 8
objects map 1:1 between Xtremepush and Mailchimp.
Complexity
BStandard
Timeline
1-2 weeks
Overview
Moving from Xtremepush to Mailchimp is a channel-narrowing migration: Xtremepush is a mobile-first omnichannel platform covering push, SMS, email, and location-based engagement, while Mailchimp is an email-centric audience management tool with limited SMS and no native push capability. We migrate the overlap: user profiles, attributes, tags, and consent preferences. Push tokens, device registrations, geofence and iBeacon data, loyalty points and gamification state, and gamification rule engines do not map to any Mailchimp object and are documented as post-migration rebuild items. The migration requires careful handling of Xtremepush's consent export because it lacks a full historical audit trail, and we flag high-compliance accounts (iGaming, financial services) for re-collection before cutover. Mailchimp's 50,000-contact batch import limit also constrains large-volume migrations and requires chunking. We do not migrate Xtremepush workflows, automated journeys, or campaign execution logic as code.
Every standard and custom field arrives verified.
AI proposes the map; you confirm before any record moves.
Parent–child, lookups, and ownership stay linked.
Calls, emails, meetings — with original timestamps.
Documents, uploads, and inline notes move with the record.
Why teams make this switch
Leaving
What's pushing teams away
Choosing
What's pulling them in
Object mapping
Each row shows how a Xtremepush object lands in Mailchimp, including any object-level transformations, lookup resolution, or schema-design dependencies.
Typical mapping — final map is confirmed during the sample migration step.
Xtremepush
User Profile
Mailchimp
Contact (within Audience)
1:1Xtremepush user profiles map directly to Mailchimp Contacts within an Audience. The profile's email address becomes the Contact email (required for import), and the profile UUID becomes a custom merge field XP_ProfileID for cross-reference. First name, last name, phone, and date fields map to Mailchimp's standard FNAME, LNAME, PHONE, and date merge fields. Any profile without a valid email address is excluded from the Mailchimp import and held in a separate reconciliation file.
Xtremepush
Attributes (key-value pairs)
Mailchimp
Merge Fields
1:1Xtremepush attributes (custom key-value pairs stored on user profiles) map to Mailchimp Merge Fields. We read the attribute schema during discovery, create the corresponding Mailchimp merge field (with the correct type: text, number, date, phone, address, or dropdown) before import, and map values during data load. Attributes with multi-value semantics (comma-separated lists) become Mailchimp TEXT merge fields; attributes that represent yes/no states become dropdowns with Yes/No options. Mailchimp allows up to 40 merge fields per Audience on Standard and lower tiers.
Xtremepush
Tags
Mailchimp
Tags
1:1Xtremepush tags (flat string labels assigned to profiles) map directly to Mailchimp Tags on the same Contact record. Tags migrate as string values, not as a structured taxonomy. We export the tag list from Xtremepush, create the corresponding tag names in Mailchimp during pre-migration setup, and assign tags to each Contact during import. Tags with special characters or spaces are normalized to alphanumeric-and-hyphen format.
Xtremepush
Consent Records
Mailchimp
Contact opt-in status + Tags
1:1Xtremepush consent records (preference type, subscription status, last-updated timestamp, consent source) map to Mailchimp's opt-in tracking model. Active consent becomes a subscribed Contact with a CUSTOM_CONTACT consent tag; unsubscribed records are imported as unsubscribed in Mailchimp (which suppresses them from future sends). We flag the consent source field (manual, SDK, import) as a custom merge field XP_ConsentSource because it is relevant for GDPR compliance audits. High-compliance industries (iGaming, financial services) should re-collect consent through a double opt-in campaign rather than relying on the Xtremepush import-source consent record alone.
Xtremepush
Campaign Metadata
Mailchimp
Documented (not migrated)
lossyXtremepush campaign records (name, schedule, trigger conditions, channel, content) do not migrate as executable campaigns in Mailchimp because Xtremepush's campaign canvas and Mailchimp's automation builder are structurally different. We deliver a written campaign inventory: every Xtremepush campaign with its name, channel, trigger conditions, and content summary. The customer's team uses this inventory to rebuild equivalent automations in Mailchimp's Automation builder or Customer Journey tool.
Xtremepush
Audience Segments
Mailchimp
Segments
1:1Xtremepush audience segments (defined by attribute, event, and tag rules) are documented as segment membership counts and rule definitions. We translate Xtremepush's segment rule syntax into Mailchimp segment conditions using the migrated merge fields and tags. The actual membership is computed in Mailchimp post-import because Xtremepush's event-based segment triggers (real-time behavior) cannot be replicated without the underlying event data pipeline. We deliver a segment mapping table with the rule translation and the expected Mailchimp contact count at migration time.
Xtremepush
Push Tokens (APNS / Firebase GCM)
Mailchimp
Not applicable
1:1Xtremepush push tokens (APNS and Firebase GCM) have no equivalent object in Mailchimp because Mailchimp does not support push notifications. These are documented as excluded from migration scope. If the customer requires continued push capability, a separate push provider (Firebase Cloud Messaging, OneSignal, or Airship) must be provisioned and configured post-migration, and the mobile app SDK must be updated to point to the new provider. We provide a device token export as a CSV for use with the new push provider if needed.
Xtremepush
Loyalty Program State (points, tiers, badges)
Mailchimp
Merge Fields
1:1Xtremepush loyalty mechanics (points balances, tier assignments, earned badges, gamification achievements) are stored as attributes on user profiles. We export the current state snapshot and map these to Mailchimp merge fields: XP_PointsBalance (number), XP_LoyaltyTier (dropdown), XP_Badges (text list). The gamification rule engine (triggers, reward conditions, threshold logic) is not exposed via export and has no Mailchimp equivalent. We deliver a gamification mechanics inventory listing every rule, trigger, and threshold observed in the account during discovery for the customer's team to evaluate for manual rebuild or a dedicated loyalty platform.
| Xtremepush | Mailchimp | Compatibility | |
|---|---|---|---|
| User Profile | Contact (within Audience)1:1 | Fully supported | |
| Attributes (key-value pairs) | Merge Fields1:1 | Fully supported | |
| Tags | Tags1:1 | Fully supported | |
| Consent Records | Contact opt-in status + Tags1:1 | Fully supported | |
| Campaign Metadata | Documented (not migrated)lossy | Fully supported | |
| Audience Segments | Segments1:1 | Mapping required | |
| Push Tokens (APNS / Firebase GCM) | Not applicable1:1 | Fully supported | |
| Loyalty Program State (points, tiers, badges) | Merge Fields1:1 | Fully supported |
Gotchas + challenges
Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.
Xtremepush gotchas
Push token migration requires coordinated SDK update and dev team handoff
Consent preference export does not include full audit trail
Location services require separate paid activation and SDK changes
Loyalty and gamification state is profile-relative, not independently exportable
Mailchimp gotchas
Contact count includes unsubscribed and non-subscribed records
Automation workflows cannot be exported
Account suspensions trigger silently during migration
Template HTML is Mailchimp-specific and may not render in other platforms
E-commerce data requires active store connection
Pair-specific challenges
Migration approach
Discovery and consent audit
We audit the Xtremepush account: user profile count, attribute schema (names, types, value distributions), tag vocabulary, consent record count by type and source, campaign count, segment count and rule complexity, loyalty mechanics inventory, and push token volume. We flag the consent audit gap (import-source consent records, compliance industry classification) as a pre-migration action item and deliver a written scope document with the final record counts and attribute mapping table. If the account exceeds 50,000 contacts, we plan the batch chunking sequence before any export begins.
Mailchimp audience and schema setup
We create the Mailchimp Audience and pre-provision all merge fields corresponding to Xtremepush attributes before any contact import. Merge field names are normalized to alphanumeric (Mailchimp requirement), and types are mapped from Xtremepush attribute types: text strings become TEXT merge fields, numbers become NUMBER, dates become DATE, phone numbers become PHONE. Tags are created in Mailchimp during setup so that tag assignment is active during import rather than added post-import. Suppression lists (unsubscribed, bounced, complaint-flagged contacts from Xtremepush) are imported into Mailchimp before the main contact load to prevent accidental re-subscription.
Consent pre-collection for high-compliance accounts
For accounts in iGaming, financial services, or other high-compliance industries, we recommend a double opt-in re-collection campaign before the migration cutover rather than relying on Xtremepush's import-source consent records. We configure a Mailchimp signup form with double opt-in enabled and a re-confirmation email directing Xtremepush contacts to confirm their subscription. Contacts who confirm are imported as subscribed; contacts who do not confirm are imported as unsubscribed or held for a follow-up campaign. This step adds one to two weeks to the migration timeline and is scoped separately.
Profile, attribute, tag, and consent migration
We run the contact migration in three phases: first, profiles with email addresses only (the minimal valid import set); second, profiles with full attribute data and tag assignments; third, consent records applied as subscription status and consent-source merge fields. Each phase emits a row-count reconciliation report (contacts imported, contacts skipped due to missing email, contacts mapped to existing Mailchimp contacts). We resolve duplicate contacts (by email address) and merge attribute data using last-write-wins logic unless the customer specifies a preference for Xtremepush values over existing Mailchimp values.
Segment and campaign inventory delivery
We deliver the written inventory documents: the segment mapping table (Xtremepush segment name, rule definition, translated Mailchimp segment conditions, estimated contact count at migration time) and the campaign inventory (Xtremepush campaign name, channel, trigger, schedule, content summary, and Mailchimp automation builder equivalent). The customer uses these documents to rebuild segments and automations in Mailchimp. We do not rebuild segments or automations inside the migration scope because the rule syntax and execution model differ fundamentally between platforms.
Push token export and mobile handoff
We export all push tokens (APNS and Firebase GCM) as a CSV with profile UUID, device type, token value, and last-seen timestamp. We deliver the CSV to the customer's mobile team with a handoff document recommending the new push provider and the SDK update path. If the customer is also updating the mobile app to remove Xtremepush SDK and integrate a new push provider, we coordinate the app release schedule with the migration cutover so that push delivery from Xtremepush transitions to the new provider without a gap.
Platform deep dives
Xtremepush
Source
Strengths
Weaknesses
Mailchimp
Destination
Strengths
Weaknesses
Complexity grading
Standard CRM migration. All 8 core objects map 1:1 between Xtremepush and Mailchimp.
Overall complexity
Standard migration
Derived from compatibility, mapping clarity, API constraints, and data volume across Xtremepush and Mailchimp.
Object compatibility
All 8 core objects map 1:1 between Xtremepush and Mailchimp.
Field mapping clarity
Field mapping is derived from defaults — final spec confirmed during the sample migration.
Timeline complexity
8-object category — typical timelines run 2–7 days end-to-end.
API constraints
Xtremepush: Not publicly documented.
Data volume sensitivity
Xtremepush exposes a bulk API — large-volume migrations stream efficiently.
Estimator
Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.
Step 1
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FAQ
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