Screenshots
1 / 5

Limit Orders by Size, Weight & Prep Time—Not Just Order Count.
All order history for the last 60 days
Key Features
- Limit orders by product size or effort, not just daily count.
- Let customers pick delivery dates & times directly in the cart.
- Automate blackouts, holidays, and same-day delivery cut-offs.
- Support store pickup with custom hours for multiple locations.
Best alternatives to SlotMaster
Packlink PRO Shipping Platform
4.8(853)
Free plan available
Multicarrier Shipping Solutions for eCommerce and Marketplaces
Free plan available. Free trial available.
Shipping calculator with custom shipping rules & pickup points
SMART Shipping Rates & Rules
4.9(254)
Free
Postcode shipping calculator to set rates & rules by product
Estimated Delivery Date ‑ ETA
4.9(471)
Free to install. Free trial available.
LEVEL 2 EDD - estimated delivery date plus shipping time
