App Overview
Flowbase is a Shopify app designed to help businesses grow their subscriber lists with email and SMS popups. Using an intuitive, Figma-like editor without needing code, users craft custom popups optimized for conversions. Pre-designed templates allow quick starts, while built-in A/B testing and analytics refine strategies for better performance. The app works seamlessly across devices and integrates with platforms like Klaviyo and Postscript for efficient data management.
Screenshots

Build high-converting popups in minutes with Figma-like editor. Optimize with A/B testing.
Grow your subscriber list with popups designed to maximize opt-ins. Craft pixel-perfect designs using a Figma-like editor—control layouts, animations, and branding without code. Launch fast with conversion-optimized templates. Test designs, incentives, and copy with built-in A/B testing and track real-time analytics to refine campaigns and boost performance. Every popup adapts flawlessly to mobile and desktop, so you never miss a subscriber. No developers, no compromises—just popups that work.
Key Features
- Get started in minutes with expertly designed, proven templates
- Design pixel-perfect popups with a Figma-like editor—no code needed
- Capture emails, phone numbers, and zero-party data seamlessly
- Sync subscriber data to Klaviyo, Postscript, Shopify, and others
- Test designs, incentives, and copy with built-in A/B testing
Flowbase: Email & SMS Popups FAQs
No. Flowbase: Email & SMS Popups pricing starts at N/A. For more details about Flowbase: Email & SMS Popups pricing, check here.

Get in Touch
with us
Whether you need more information on how LetsMetrix can help enhance your Shopify experience, or require technical support, don't hesitate to contact us. We're available 24/7 via email, phone, or live chat to ensure you have all the assistance you need.
