Tent Buddy, developed by Pixel Platforms, is an Android application designed for home growers who want to maximize their yield. It is a free lifestyle app that calculates PAR and VPD values for your grow tent, eliminating the need for an expensive PAR meter. With Tent Buddy, you can use your phone's light sensor or a cheap LUX meter for best results. The app will crunch the numbers behind the scenes and provide you with a really close PPFD/PAR value for your grow tent conditions.

In addition, Tent Buddy includes a very handy VPD calculator that helps you get the most out of your tent. The app is user-friendly and easy to navigate, making it simple for even novice growers to use. Overall, Tent Buddy is a valuable tool for home growers who want to optimize their yield without breaking the bank on expensive equipment.