price-checker
nounUK /ˈpraɪsˌtʃekə/
US /ˈpraɪsˌtʃekər/
A price-checker is a tool or person that finds out how much something costs.
I used the price-checker at the store to see if the toy was on sale.
OTHER MEANINGS
2. A website or app that compares prices from different shops.
She checked three stores on the price-checker before buying her new phone.
3. A person whose job is to look up or verify prices.
The price-checker at the supermarket helped a customer find the cost of the fruit.
4. A device that reads a barcode to show an item's price.
The price-checker beeped when he scanned the cereal box.