Amazon MCF by ByteStand

Since the implementation of the latest update (known as FLEX, launched May 2024) our store has been broken - orders not being filled automatically, orders being marked as rejected in Shopify but actually processed in Amazon leading to duplicate orders, and our non-Amazon fulfilled orders no longer being fulfilled automatically. Staff I interacted with seemed nice and tried to be helpful, but in ...

Used this app for a while. Occasionally it wouldn't allow customers to complete their purchase claiming that we didn't ship to the UK. Approx 2% of orders affected. Shopify adamant problem isn't with them. Tried to get Bytestand to look into the problem but after hearing nothing on the subject have given up. Voting with our feet and moving to another app which also offer inventory synchronization.