Alternatives
GateKeeper: State/ZIP Blocker — Block orders shipping to restricted US states and ZIP codes. Server-side checkout enforcement customers cannot bypass, with optional 18+ or 21+ age gate.. These are the top-rated Checkout Shopify apps to consider instead of GateKeeper: State/ZIP Blocker, ranked by Ecomgraph rating and review data.
10 alternatives · Checkout
United Parcel Service, Inc. (“UPS”) · since 2022 · Orders and shipping
Connect Shopify to the UPS Services you want to use. Sync orders & print shipping labels in bulk to reduce time spent shipping and increase time spent growing.
Shopify · since 2024 · Orders and shipping
Install the Shopify Fulfillment Network and connect seamlessly with industry-leading third-party logistic providers including Flexport, ShipBob, Sh...
Melon · since 2025 · Finding products
Enforce Minimum Order Value (MOV), Minimum Order Quantity (MOQ) and maximum limits. Perfect for B2B & Wholesale.
Essential Bundles & Upsells · since 2024 · Marketing and conversion
Boost your AOV with the Essential Upsell app, offering customizable product upsell & cross-sell & "add to cart" widgets. Display frequently bought ...
Kaching Bundles & Upsells · since 2024 · Upsell and bundles
Boost AOV with a custom slide cart featuring upsells, urgency timer, free shipping/gift bar, etc.
506 · since 2019 · Cart customization
EG Auto Add to Cart makes Free GWP, BOGOs & Upsell promos easy to run. Helping you boost AV and conversion rates.
Essential Apps · since 2025 · Checkout
Add a cart drawer with AI upsells, reward bar, free shipping goals and sticky add to cart bar. Customize with HTML and CSS. Markets and 24/7 support.
Essential Apps · since 2022 · Upsell and bundles
Lift AOV via Free Shipping Bar Goal Cart Upsell and Cross Sell
AOV.ai · since 2025 · Upsell and cross-sell
Slide cart drawer with cart upsell, sticky cart, free shipping
App HQ Pte. Ltd. · since 2019 · Marketing and conversion
Lift AOV via slide cart drawer upsell, rewards bar, free gifts