How To Tell Wood Types | Cut The Wood- wood grain identification app for windows ,Step 2. After confirming if it is a wood, check the color if it is natural or stained. Real woods tend to darken with age. Some woods turn into blond gray color while some tend to get redder. Visual identification for the color is a bit tedious because there are some wood types that stain as it ages.Wood Variety Recognition on Mobile Devices27/3/2013· A mobile Android application that can automatically recognize wood species from a phone photo has been developed at the Institute of Information Theory and Automation AS CR in Prague.. The traditional method of identifying wood species involves manual browsing through digital wooden veneer catalogues and making a subjective judgement.