211+ iOS apps curated and reviewed
Looking for free eo2go environmental apps? 20 of our 211+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Jun 2026 |
| 2 |  | Free | 4.0★ (47K) | No | No | Aug 2026 |
| 3 |  | Free | 4.8★ (78K) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.8★ (127K) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.5★ (8.6K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.8★ (7.2K) | No | No | Aug 2026 |
| 7 |  | Free | 4.7★ (2.7K) | No | No | Aug 2026 |
| 8 |  | Free | 4.4★ (1.3K) | No | Yes | Aug 2026 |
Explore the world with high-resolution satellite imagery and 3D terrain. Dive into streets with Street View and create collaborative, data-driven maps from anywhere.
This app offers advanced weather forecasting with over 50 detailed maps and 15 weather models, including live radar, satellite imagery, and hurricane tracking. It provides customizable alerts for storms, wind, and snow, making it ideal for outdoor activities and aviation.
Navigate any terrain with offline GPS maps, even without cell service. Explore a vast Map Store for hiking, biking, and travel, or import your own custom maps. Record tracks, add notes, and identify your location precisely.
This application uses GPS to accurately measure land areas and distances. It offers tools for calculating acreage, drawing boundaries on maps, and measuring perimeters. Users can also subtract areas and track their speed while measuring.
Plan and navigate off-grid adventures with detailed offline maps and real-time weather forecasts. Trusted by professionals, this app offers seamless syncing and collaborative planning for backcountry pursuits.
Navigate and explore with detailed offline maps and GPS guidance. Plan, record, and import routes for travel, hikes, and rides without needing an internet connection. Enjoy privacy-first, battery-efficient navigation with extensive points of interest.
Explore Earth with live satellite and street views, real-time flight tracking, and disaster alerts. Identify photo locations, monitor traffic, and use navigation tools. Discover the world from above.
Accurately measure distance, perimeter, and area using GPS, even offline. Mark points with notes and photos for field scouting, land inspection, or issue logging. Supports various export formats and custom map layers.
Manage and view your cellular trail cameras remotely. Request on-demand photos and videos, utilize AI subject recognition, and analyze game movement with weather and solunar data. Explore advanced mapping and panoramic views for an enhanced hunting experience.
Connect your satellite communicator to your mobile device for text messaging, navigation, and trip planning. Access offline maps, track your location, and share your adventures globally. Stay connected and safe on any outdoor expedition.
This app provides mobile workers with interactive digital maps to understand their surroundings, locate assets, and collect data. It features smart forms for efficient data entry, offline capabilities, and location sharing for coordination and safety. Designed for organizational use, it supports fieldwork for various teams.
Explore Earth in stunning detail with an interactive 3D globe. Discover landscapes, cultures, and landmarks, and view live webcams from around the world. Customize your experience and find locations easily with smart search.
Explore the world virtually with live street views, 3D earth imagery, and integrated maps. Discover new places, navigate with precision, and take immersive virtual tours from anywhere.
This app provides highly localized weather forecasts, including detailed information on wind, rain, tides, and UV index. It processes and refines global weather data to offer precise predictions for thousands of specific locations across the US. Users can access interactive radar, satellite views, and real-time observational data.
This app connects to Wi-Fi and cellular trail cameras, allowing for easy setup, live video checks, and remote control of camera settings. Browse, download, and share photos and videos directly from your device.
This app enables rapid collection of field observations, allowing users to record GIS points and attributes efficiently. It's designed for collecting data quickly from a moving vehicle or during surveys.
Navigate off-grid with this app, which pairs with a compatible Garmin device for trip planning, mapping, and navigation even without Wi-Fi or cellular service. Plan routes, download maps for offline use, and sync data to the cloud.
This app provides official, weekly updated nautical charts for marine navigation. It allows for offline map downloads, GPS track recording, and integration with onboard instruments. Enhance your boating safety and experience with advanced features like weather forecasts and AIS collision detection.
Get beautiful, accurate weather forecasts with 16-day predictions, live radar maps, and air quality monitoring. Stay informed with customizable widgets and smart notifications to plan your day and stay ahead of changing conditions.