Tweakday

Tweakday, officially listed on the Shopify App Store as Tweakday: Checkout Kit, is a Shopify app in the Cart customization category. Add products to cart automatically at checkout. Warranties, installation fees, gift wrap, insurance, and free gifts bundle based on conditions you set — product tag, cart total, customer tag, discount code, and more. No customer action needed. Update prices dynamically at checkout. Percentage discounts, flat adjustments, or exact pricing based on your rules. Block bad orders before checkout. Restrict postal codes, hide payment methods, require login. Works on all plans. No Shopify Plus. No code. It averages 5.00 out of 5 across 5 merchant reviews on the Shopify App Store.

Tweakday offers a free plan and a single paid plan at $24/month. The free plan includes Order Protection, Delivery & Payment, Basic checkout control, Custom Templates, and Standard Support. The paid plan unlocks advanced features like additional integrations, automations, and deeper customization.

Yes — Tweakday offers a free plan alongside paid options. The free plan includes Order Protection, Delivery & Payment, Basic checkout control, and Custom Templates. Paid plans start at $24/month for advanced features.

Tweakday launched on April 1, 2024 — over 2 years on the Shopify App Store. In that time it has gathered 5 merchant reviews.

Tweakday does not currently carry Shopify's Built for Shopify badge. The badge is awarded to apps that meet Shopify's published standards for performance, ease of use, and merchant value — many high-quality apps operate without it.

Merchants commonly compare Tweakday with Upsell.com, Essential Upsell & Cross Sell, EG Auto Add to Cart Free Gift, and Kaching CartDrawer Cart Upsell. Each alternative covers a similar use case but differs on pricing model, integration depth, and the specific themes merchants praise in reviews — see the alternatives section above for a side-by-side.