AddUp Checkout Customizer
Free planAddUp helps you customize Shopify checkout with rules, discounts, upsells, shipping and payment controls, validation, and branded experiences.
Merchant Reviews
30-Day Trends
Category Rankings
- Category
Marketing and conversion apps > Checkout
Make checkout the easiest part of your shopping experience.
Rank: 339 / 496
Last seen 2026-09-19
Rank: 154 / -24
Last seen 2026-09-20
- 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: 429 / 1112
Last seen 2026-09-20
Collection Rankings
- Collection
Apps for extending your customer accounts
Supercharge the account experience so customers can do more when they log in.
Rank: 1014 / -24
Last seen 2026-09-18
- Collection
Apps for extending your customer accounts
Supercharge the account experience so customers can do more when they log in.
Rank: 876 / 1645
Last seen 2026-09-19
Rank: 3349 / -24
Last seen 2026-09-15
Rank: 3373 / -24
Last seen 2026-09-17
Rank: 3378 / -24
Last seen 2026-09-17
Rank: 2716 / -24
Last seen 2026-09-19
Rank: 2722 / 5841
Last seen 2026-09-20
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