The actual reasons stores migrate off Squarespace in 2026. Some are platform limitations; some are operational realities that catch up as the business grows.
Checkout conversion
Squarespace checkout is functional but converts below Shopify checkout. No Shop Pay equivalent for accelerated checkout, fewer payment methods, less mobile optimization, no Checkout Extensibility for custom flows. For stores serious about conversion optimization, the gap between Squarespace and Shopify checkout is the single biggest reason to move.
App ecosystem gap
Squarespace has an app integrations marketplace; it's tiny compared to Shopify's. Klaviyo integrates with Squarespace but the integration is weaker than the Shopify version. Recharge doesn't support Squarespace subscriptions natively. Most specialty Shopify apps (Yotpo, Loox, Okendo, advanced analytics tools) don't have Squarespace equivalents at all.
SEO improvements available on Shopify
Squarespace SEO has improved over the years and is meaningfully better than Wix. It still lags Shopify: less control over schema markup, weaker app ecosystem for SEO tools, limited robots.txt control, harder canonical tag management at scale. Stores depending on organic traffic typically see ranking improvements after migration if the redirect work is done correctly.
B2B is essentially nonexistent
Squarespace has no real B2B functionality. No customer groups, no tier pricing, no payment terms, no quote workflows. Stores developing B2B revenue streams find Squarespace doesn't support them; the workarounds are limited. Shopify Plus B2B catalogs are the right fit for serious B2B needs.
Multi-currency limitations
Squarespace handles basic multi-currency. It doesn't handle the full international setup serious DTC brands need (region-specific pricing, region-specific tax, region-specific shipping rates, currency-specific checkout). Shopify Markets handles this cleanly.
Customization ceiling
Squarespace allows custom CSS, code blocks for HTML/JavaScript injection, and limited template customization. There's no developer platform equivalent to Shopify Liquid plus apps plus custom development. Stores needing meaningful custom functionality hit the ceiling fast.
Member Areas don't scale
Squarespace Member Areas (their membership feature) works for simple gated content but lacks the depth of dedicated membership platforms or Shopify membership apps. Stores building serious membership businesses outgrow Member Areas; the migration usually means either Shopify with a membership app stack or a separate membership platform alongside Shopify.
Analytics and reporting
Squarespace analytics are basic. Shopify analytics (especially Advanced Shopify and Plus with ShopifyQL) provide significantly deeper insights into customer behavior, product performance, and conversion patterns. Stores making data-driven decisions hit Squarespace's reporting ceiling early.
The design platform paradox
Squarespace's biggest strength (beautiful templates) becomes the trap when scaling. The template-driven approach that made setup easy makes serious customization hard. Stores wanting their brand to feel less templated migrate to Shopify where custom theme work delivers genuinely distinctive design.