Rebuy vs Sender
A side-by-side comparison for e-commerce sellers — platforms, pricing, free trials and ROI.
| Category | Email & SMS | Email & SMS |
|---|---|---|
| Platforms | Shopify DTC | WooCommerce Shopify DTC |
| Pricing | — | Free Forever plan (2,500 contacts, 15,000 emails/mo) |
| Free trial | Yes | Yes |
| Affiliate program | — | — |
| ROI | Surfaces relevant recommendations and upsells throughout the shopping journey to raise average order value and reduce abandoned carts for Shopify merchants. | Lets growing stores run automated email campaigns and transactional emails with high deliverability at low or no cost on the free tier. |
Which should you choose?
Growing Shopify and DTC brands that want AI personalization, smart cart and upsell/cross-sell to lift AOV and customer lifetime value.
Growing businesses and small ecommerce stores wanting affordable email (and SMS) marketing with a strong free tier.
Rebuy
Pros
- Purpose-built for Shopify with strong personalization and upsell tools
- Used by many established DTC brands with reported revenue lift
- Free trial available to test
Cons
- Pricing not shown on the homepage
- Focused on Shopify rather than broad multi-platform support
- Best results require enough traffic and catalog data for the AI
Sender
Pros
- Generous Free Forever plan (2,500 contacts / 15,000 emails)
- 24/7 live support included even on free tier
- Strong deliverability monitoring
- Large template library and drag-and-drop builder
Cons
- Free plan caps contacts and monthly email volume
- Paid plan numbers not shown on the homepage
- Less ecommerce-specialized than Shopify-native tools
Other tools to consider
SMS marketing platform purpose-built for Shopify brands
Email & SMS marketing built on unified customer data for ecommerce
Collect, manage, and display product reviews and UGC for ecommerce
AI marketing copilot for product descriptions and brand-voice copy at scale
Easy, low-cost mass SMS marketing with automation and keywords
Influencer, affiliate and referral programs that turn customers and creators into a sales channel