Easy to read vertical fridge and freezer thermometer, with suction cups to attach to the inside of the fridge for keeping a constant check on the internal temperatures, thereby helping to keep food fresh and usable for longer. The thermometer can also hang or stand inside the fridge or freezer. The easy to read dial measures temperatures from -30° to 30° Celsius and -20° to 80° Fahrenheit, with coloured ideal storage zones. The acceptable temperature range for fridge storage is 2° to 4° Celsius and 35° to 40° Fahrenheit.