Mailster
WordPress CRM
Klaviyo
Cloud ESP
GiveWP
For use withWhich CRM should you use with GiveWP and WP Smart Consent? Both are fully supported. Here is a side-by-side breakdown to help you decide.
Mailster by EverPress is a powerful self-hosted newsletter plugin for WordPress, offering automation workflows, subscriber management, and detailed analytics, all without leaving your server. WP Smart Consent forwards opted-in contacts to Mailster using its official PHP API.
Klaviyo is the marketing automation platform built for ecommerce, driving revenue through behavioural email and SMS. WP Smart Consent adds consent-gated contacts to your Klaviyo lists with full profile and order context.
Side by side
| Feature |
Mailster |
Klaviyo |
|---|---|---|
| Pricing | From $89 one-time (CodeCanyon) | Free up to 250 contacts, then paid |
| Best for | Self-hosters wanting a one-time-cost newsletter tool | Ecommerce brands and DTC stores |
| Free plan | No | Yes |
| Automation | Yes | Yes (flows) |
| Ecommerce focus | Basic | Yes (best-in-class) |
| Hosting | Self-hosted (your server) | Cloud SaaS |
| API | PHP API | REST API v2024 |
| Support | CodeCanyon ticket system | Email / chat (paid) |
| WP Smart Consent sync | Real-time, no cron | Real-time, no cron |
| Custom field mapping | Yes | Yes |
| GDPR consent stored | Locally in WordPress | Locally in WordPress |
Both integrations are fully supported by WP Smart Consent. The right choice depends on your existing stack, budget, and automation needs.
FAQ
Yes. WP Smart Consent stores consent locally first. You can change your destination CRM in the settings at any time — historical opt-ins stay safe.
WP Smart Consent currently sends to one destination per source. If you need multi-destination routing, you can chain via a middleware like WP Fusion.
Yes. Both Mailster and Klaviyo are fully supported as destinations for GiveWP opt-ins through WP Smart Consent.
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WP Smart Consent supports both Mailster and Klaviyo , plus 17 more destinations.
