Best Checkout apps for Shopify

Great Apps Factory · since 2017 · Checkout

Increase your revenue by having a smart Sticky Add To Cart bar

Oxify App · since 2024 · Cart customization

Boost AOV by reconverting post purchase upsell & thankyou page

Tsun Inc. · since 2023 · Pre-orders

期間限定セールやVIP会員限定販売、後払い、割引、同梱制御、購入制限、発売予告、卸価格、カウントダウンタイマー｜シンプル設定

Apps On Demand · since 2020 · Cart customization

Helps to increase sales by adding external links buttons.

Keylay Apps · since 2022 · Upsell and cross-sell

Customize checkout page with custom blocks, upsells, and rules

Octolize LTD · since 2023 · Checkout

Sort, reorder, rename, hide shipping rates with checkout rules

Nextools · since 2024 · Order limits

Block or validate orders in product, cart and checkout page

pifyapp · since 2020 · Checkout

Add unlimited cart fields/cart attributes, terms on cart page

Yaco Studio · since 2021 · Cart customization

Boost cart value with rewards shown in a progress bar

Effective Apps · since 2019 · Store management

Add Prop 65, age verification, CCPA/GDPR trust, warning & more

Growthpolis · since 2024 · Cart customization

Function Creator for Automatic Discounts, Order limits, Promos

Tsun Inc. · since 2025 · Promotions

Boost sales with smart discounts and free gift rewards

Uptek · since 2025 · Marketing

Persistent cart sync across all devices. Install and forget.

Upsell.com ex ReConvert · since 2018 · Marketing and conversion

Create Cart Upsell & Cross Sell + Post Purchase Upsell Funnels

Rokt · since 2019 · Upsell and cross-sell

Boost AOV and increase sales with Aftersell — the leading Shopify app for post-purchase and checkout upsells. 1-click offers, easy setup, proven results.

In Cart Upsell · since 2015 · Checkout

Boost AOV w/ In Cart Upsell, Cross-Sell & Post Purchase Upsell

Kedra Apps · since 2025 · Checkout

Checkout customizer, validate checkout, grow AOV with upsells

Codeinero · since 2016 · Cart customization

Grow w/ sticky add to cart bar, quick buy button & sticky cart

Care Cart · since 2020 · Marketing and conversion

Urgency & FOMO low stock countdown timer bar & cart countdown

EasyApps · since 2024 · Marketing and conversion

Grow via Slide Cart Drawer, Cart Upsell Sticky Add to Cart Bar