Why this question comes up so often
Shopify charges $39/month, BigCommerce charges $39/month, Squarespace Commerce starts at $23/month. New sellers comparing platforms often assume Etsy follows the same model. It doesn't — Etsy is a pure marketplace-fee model. You can open a shop, list items, and pay nothing until your first sale.
The trade-off is that Etsy's per-sale fees are higher than the per-sale costs on a self-hosted store. The $0.20 listing fee that recurs every 4 months is the only "subscription-like" cost, and it only applies to listings you actively keep up.
Etsy Plus: the optional $10/month
Etsy Plus is an optional upgrade for $10/month that includes: 15 listing credits per month (saving up to $3 vs. paying $0.20 each), $5 in Etsy Ads credit per month, custom shop URL options, restock request features for sold-out items, and access to discounted custom packaging/business card vendors.
Whether it's worth it: if your shop produces enough new listings or restocks each month that the included credits cover the $10 cost, sure. Most small shops don't reach that bar and shouldn't subscribe. The credits don't roll over, so the math has to work each month.
Pattern by Etsy: the actual subscription product
Pattern (etsy.com/pattern) is Etsy's separate Shopify-like store builder — $15/month flat, no transaction fees on Pattern's side, but you still pay Etsy listing and processing fees if you sync from your Etsy shop. Most sellers don't use Pattern; it's a niche product Etsy has deprioritized.