Tweakday: Auto Add‑ons & Fees
Free planAuto-attach fees, warranties & free gifts to specific products at checkout. Per item. Quantity scales. No code. No Plus needed. Free plan available.





Merchant Reviews
30-Day Trends
Category Rankings
- Category
Marketing and conversion apps > Checkout apps
Make checkout the easiest part of your shopping experience.
Rank: 320 / 495
Last seen 2026-08-22
- Category
Marketing and conversion apps > Checkout apps > Cart customization apps
Add a "buy now" button, sticky add to cart, or whatever else helps customers complete their purchase.
Rank: 130 / -24
Last seen 2026-08-23
Rank: 78 / 354
Last seen 2026-08-22
Collection Rankings
Rank: 1613 / -24
Last seen 2026-08-22
Rank: 1625 / -24
Last seen 2026-08-23
Rank: 1625 / -24
Last seen 2026-08-23
Rank: 1625 / -24
Last seen 2026-08-23
Rank: 1625 / -24
Last seen 2026-08-23
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