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Dev.to
5/10

Trial Tester for Subscription Stores

A checkout-flow simulator for WooCommerce, Shopify, and custom subscription sites that crawls every product and cart as both a guest and a logged-in user, catching silent bugs like the 'disappearing free trial' that quietly destroy conversion funnels.

Target user

Subscription and membership-store merchants running WooCommerce or Shopify

Features
  • Automated guest-vs-logged-in crawl of every subscription product page and checkout step, with screenshots and price/trial assertions
  • Alerts when a guest sees different pricing, trial text, or checkout total than a logged-in user
  • Replay viewer that shows exactly what each persona saw at each step
  • Integrations with Slack and email so the merchant learns about silent bugs the same hour they ship
Why now

The Dev.to story shows how a single line of code in a database-stored snippet can silently charge guests full price for a product that advertises a free trial — and merchants have no good way to catch this before customers do.

Signals · overall 5/10
Demand
5/10

Assessed from the Dev.to signal: 1 reactions.Shopify & WooCommerce Testing: Common Questions - LinkedIn

Whitespace
5/10

Assessed from the Dev.to signal: 1 reactions.Shopify & WooCommerce Testing: Common Questions - LinkedIn

Monetization
5/10

Assessed from the Dev.to signal: 1 reactions.Shopify & WooCommerce Testing: Common Questions - LinkedIn

Longevity
5/10

Assessed from the Dev.to signal: 1 reactions.

Feasibility
5/10

Assessed from the Dev.to signal: 1 reactions.

The Case of the Disappearing Free Trial · 1 reactionsDev.to · 2026-07-25 (today)