SellerTrove

MailerLite vs Postscript

A side-by-side comparison for e-commerce sellers — platforms, pricing, free trials and ROI.

MailerLite logo
MailerLite

Simple, affordable email marketing with automation and landing pages

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Postscript logo
Postscript

SMS marketing platform purpose-built for Shopify brands

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CategoryEmail & SMSEmail & SMS
Platforms
Shopify
WooCommerce
DTC
Shopify
DTC
PricingFree up to 1,000 subscribers; paid from $10/moFree trial; usage-based, paid plans from $100/mo
Free trial Yes Yes
Affiliate program
Direct
Direct
ROILow-cost automation and landing pages let small sellers run pro-grade email campaigns at a fraction of competitor pricing.Turns SMS into a measurable revenue channel, with top brands earning a strong multiple on every dollar of texting spend.

Which should you choose?

MailerLite

Solo founders and small DTC brands wanting simple, low-cost email with landing pages and popups.

Postscript

Shopify and Shopify Plus DTC brands that want SMS as a dedicated, high-converting revenue channel.

MailerLite

Pros

  • Among the most affordable tools with a strong free plan
  • Very easy to use with a clean, modern interface
  • Landing pages and popups bundled at no extra cost

Cons

  • Ecommerce automation and revenue tracking are basic versus Klaviyo
  • No native SMS channel
  • Approval-based onboarding can reject some accounts

Postscript

Pros

  • Deeply integrated with Shopify and Shopify Plus data
  • Strong compliance and deliverability for US texting
  • Conversational selling features drive measurable replies and revenue

Cons

  • Shopify-only, so not an option for WooCommerce or Amazon sellers
  • Usage-based pricing plus message costs add up at scale
  • SMS-focused, so you still need a separate email tool

Other tools to consider

Email & SMS marketing built on unified customer data for ecommerce

Automated flows like abandoned cart and welcome series typically drive 30-40% of total email revenue on autopilot.
🛍️ Shopify🧩 WooCommerce🚀 DTC / Own Store
Free up to 250 contacts; paid from $20/mo
Free trial
Affiliate

Collect, manage, and display product reviews and UGC for ecommerce

Automated review collection grows ratings volume and lifts on-site conversion with social proof.
🛍️ Shopify🧩 WooCommerce🚀 DTC / Own Store
Free plan; paid from $79/mo
Free trial
Affiliate

AI marketing copilot for product descriptions and brand-voice copy at scale

Generates a product description in under a minute, cutting hours of copywriting across large catalogs.
🛍️ Shopify📦 Amazon🧩 WooCommerce🚀 DTC / Own Store
7-day free trial; paid from $39/mo
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Affiliate

AI-driven ecommerce personalization and product recommendations for Shopify brands

Surfaces relevant recommendations and upsells throughout the shopping journey to raise average order value and reduce abandoned carts for Shopify merchants.
🛍️ Shopify🚀 DTC / Own Store
Free trial

product reviews shopify, shopify reviews app, best review app for shopify, shopify product

🛍️ Shopify
Free plan available
Free trial
Affiliate

Easy, low-cost mass SMS marketing with automation and keywords

Lets businesses run bulk SMS campaigns and autoresponders to reach their list at scale starting at $29/month.
🚀 DTC / Own Store🛍️ Shopify🧩 WooCommerce
Free plan available; paid from $29/month
Free trial
Affiliate