Here’s a complete, concise guide to the apps mentioned, organized by category for easy reference:

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## **1. Nature and Wildlife Identification**
### **Plant Identification**
- **Seek by iNaturalist**: Real-time plant, animal, and insect identification using your phone’s camera. Gamified achievements and species database.
- **PlantNet**: Plant identification with a large database, providing detailed information about species.
- **Flora Incognita**: AI-driven plant identification with detailed species information.

### **Insect and Bug Identification**
- **Picture Insect: Bug Identifier**: Photo-based insect identification with detailed descriptions and a comprehensive database.
- **Insect Identifier**: Upload photos to identify insects with an encyclopedia of detailed information.
- **Bugguide**: Web resource for North American insects, offering community-driven species identification.

### **Bird Watching**
- **Merlin Bird ID by Cornell Lab**: Identifies birds through photos or answering simple questions, with detailed information.
- **eBird**: Log bird sightings, explore birding hotspots, and contribute to citizen science.

### **Mushroom Identification**
- **Mushroom Identificator**: Identifies mushrooms with a guide on edible, medicinal, and toxic species.
- **Shroomify**: Identifies mushrooms using photos or questions, with safety information included.

### **Field Guides**
- **Audubon Bird Guide**: Complete field guide to North American birds with descriptions, images, and calls.
- **National Geographic Field Guide**: Comprehensive guide covering plants, animals, and natural phenomena.

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## **2. Astronomy and Stargazing**
- **Star Walk 2**: Real-time identification of stars, planets, and constellations by pointing your phone at the sky.
- **SkyView**: Identifies celestial objects and tracks satellites with augmented reality features.

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## **3. Outdoor Exploration and Hiking**
- **AllTrails**: Detailed trail maps, reviews, and GPS tracking for hiking, biking, and more.
- **Komoot**: Route planning for hiking, cycling, and mountain biking with offline maps.

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## **4. Environmental Conservation and Education**
- **iNaturalist**: Document and share observations of plants, animals, and insects while contributing to citizen science. Includes identification tools and community engagement.
- **WWF Together**: Interactive app offering educational content on endangered species and ways to get involved in conservation.

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## **5. Nature Sounds and Relaxation**
- **Relax Melodies**: Create personalized relaxation tracks by mixing nature sounds like rain, forest, and ocean waves.
- **Rainforest Connection**: Listen to live audio streams from rainforests around the world, promoting environmental awareness.

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## **6. Weather and Natural Phenomena**
- **Windy**: Detailed information on wind, waves, and storms, ideal for outdoor activities.
- **MyRadar**: Real-time weather conditions with storm tracking and severe weather alerts.

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## **7. Nature Apps for General Use**
- **Google Lens**: Identifies a wide range of objects, including plants and insects, using your camera.
- **PlantSnap**: Identifies plants and insects, offering a large database for cross-referencing.

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### **8. Personal Favorite**
- **iNaturalist**: Combines nature exploration with community engagement and citizen science, making it a powerful tool for anyone interested in the natural world.

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This guide organizes all the mentioned apps into categories, making it easier to find the right tools for your nature-related interests, whether it's plant identification, bird watching, stargazing, or environmental conservation.