TackOn: Cart Fees & Surcharges
Free planAdd cart fees, surcharges, handling & processing fees to Shopify checkout. Keep 100% of revenue. Usage-based pricing — pay only per order. 30-day free trial.





Merchant Reviews
30-Day Trends
Category Rankings
- Category
Marketing and conversion apps > Upsell and bundles > Upsell and cross-sell apps
Tempt them with upgrades, “pairs well with,” and other hard-to-resist items.
Rank: 228 / 1051
Last seen 2026-08-17
Collection Rankings
Rank: 1404 / -24
Last seen 2026-08-17
Rank: 1403 / -24
Last seen 2026-08-16
Rank: 1404 / -24
Last seen 2026-08-17
Rank: 1537 / -24
Last seen 2026-08-17
Rank: 1452 / 5255
Last seen 2026-08-16
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