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Photo: Image courtesy of Antony Cook, ColdSnap! Frost Alert
ColdSnap! Frost Alarm
Afraid you'll get caught off guard by a sudden drop in temperature? With ColdSnap!, gardeners are notified when there is a danger of low temperatures outside the expected range, giving them time to cover up and protect plants, and take other measures against the cold. The app includes global forecast data and the ability to monitor up to four locations. Compatible with Android; $1.58.