Checkout Extensions & Fields
Free planCheckout Extensions Pro, a Shopify checkout extensibility app, enables the addition of upsell widgets, custom fields, and a variety of content widgets.
Merchant Reviews
30-Day Trends
Category Rankings
- Category
Marketing and conversion apps > Checkout
Make checkout the easiest part of your shopping experience.
Rank: 248 / 492
Last seen 2026-09-25
Rank: 107 / 378
Last seen 2026-09-26
- Category
Marketing and conversion apps > Upsell and bundle apps > Upsell and cross-sell apps
Tempt them with upgrades, “pairs well with,” and other hard-to-resist items.
Rank: 321 / -24
Last seen 2026-09-26
Collection Rankings
- Collection
Apps for extending your customer accounts
Supercharge the account experience so customers can do more when they log in.
Rank: 707 / 1670
Last seen 2026-09-26
- Collection
These apps have cleared Shopify’s highest quality bar for safety, performance, and usefulness.
Rank: 1647 / 1697
Last seen 2026-09-26
Rank: 2104 / -24
Last seen 2026-09-26
Rank: 2101 / -24
Last seen 2026-09-26
Rank: 2082 / -24
Last seen 2026-09-22
Rank: 2105 / -24
Last seen 2026-09-27
Rank: 2101 / -24
Last seen 2026-09-26
- Collection
Apps for extending your customer accounts
Supercharge the account experience so customers can do more when they log in.
Rank: 707 / 1670
Last seen 2026-09-26
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