TreeWise vs LicheN

TreeWise is a pocket field guide to the trees around you. Learn to recognise 55 species, discover what makes each one special, and keep a record of every tree you spot — anywhere, even with no signal. Browse the library or search by name, and open any tree for high-resolution photos of its leaves, bark, buds and seeds, its Latin name, and a wealth of detail: how tall it grows, when it flowers and fruits, when its leaves fall, which parts are edible, what its wood is used for, and a few fascinating facts along the way. Out on a walk? Mark the trees you've seen and build your own collection over time. FEATURES • A library of 55 trees, searchable and filterable by leaf shape • High-resolution photos — leaves, bark, buds, seeds and the whole tree • Seasonal guide: flowering, fruiting and leaf-fall months • Edible parts, wood uses and traditional facts for every species • Latin names throughout • Log the trees you've spotted • Works fully offline — no account, no signal required Made for curious minds young and old. Take TreeWise outdoors and you'll never be short of something interesting to discover.

Curious about nitrogen pollution in your area? This app helps you assess local nitrogen air quality using lichens—good indicators of nitrogen pollution levels in the atmosphere. Knowing nitrogen pollution levels can tell us a lot about the health of your local environment. It provides: • A simple lichen ID photo guide for nitrogen-sensitive and tolerant species • Easy tools for recording lichens on trees and branches • A step-by-step field guide for conducting surveys • An automatic nitrogen air quality index score (NAQI) • Clear pollution zone results: Clean, At Risk, Nitrogen Polluted, or Very Polluted Use nature to understand your air quality and environment!