PlantIDer is a free iPhone application developed by Vu Pham that falls under the Lifestyle category. With PlantIDer, users can effortlessly identify over 12,000 plant species, including plants, trees, flowers, mushrooms, shrubs, succulents, lichens, and mosses. The app also offers a feature to diagnose and treat plant diseases, aiding users in maintaining the health of their plants.

One of the standout features of PlantIDer is the Plant Hardiness Zone Map, allowing users to determine which plants are best suited for their specific location. Additionally, users can create their own plant collection to keep track of all identified species. For full access to the app's features, users have the option to subscribe on a weekly, monthly, or annual basis.