# Plnktn > Ecological footprint calculator and reforestation program. (iPhone/iPad app by Jordi Onate Isal.) - Source: https://appshunter.io/ios/app/plnktn/id1368325527 (this page in markdown: same URL + `.md`) - Developer: [Jordi Onate Isal](https://appshunter.io/developer/1368325526) - Category: Utilities, Lifestyle - Price: Free - Rating: 5.00/5 from 2 App Store ratings - Age rating: 4+ - Requires: iOS 9.0 · 187 MB - Languages: English - Released: 2018-05-09 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/plnktn/id1368325527/reviews.md ## What is Plnktn? PLNKTN is your one stop app for logging and calculating your daily Ecological Footprint, monitoring the daily health of our planet and learning about the environment while being part of a global reforestation program! ACTIVITY Your daily Footprint calculator - By logging your daily activity such as type of diet, transport, purchase of clothing or electronics you can monitor your Footprint and make small adjustments to reduce your impact. CHALLENGES Take on Diet and Transportation challenges and unlock rewards. (More categories coming soon!) PLANT TREES Use your rewards to plant trees in 25 different reforestation projects around the world! STATS See in detail how much resources you need to provide for your daily consumption. Including: Food, Transport, Goods. PULSE Monitor the collective Ecological Footprint on planet Earth from all users worldwide LIVE. You can also monitor how much our collective tree planting efforts are helping Earth's Biodiversity. The calculations and algorithm used in Plnktn are developed based on the Global Footprint Network's Consumption Land Use Matrix (https://www.footprintnetwork.org/licenses/) and derived from National Footprint Accounts (http://data.footprintnetwork.org), which is the most widely used source of Ecological Footprint data worldwide. Reforestation projects made possible in partnership with One Tree Planted.org To learn more: www.plnktn.life We would love to hear you feedback, questions and/or ideas: info@plnktn.life ## Key features - Daily Ecological Footprint calculator - Activity logging (diet, transport, purchases) - Diet and Transportation challenges - Rewards for challenges - Global reforestation program - Live planet health monitoring - Biodiversity impact tracking ## Frequently asked questions about Plnktn ### What is Plnktn? Plnktn is a free app designed to help you calculate your daily ecological footprint, monitor the planet's health, and contribute to global reforestation efforts. ### How does Plnktn calculate my ecological footprint? Plnktn uses algorithms based on the Global Footprint Network's Consumption Land Use Matrix and National Footprint Accounts to calculate your impact from diet, transport, and purchases. ### Can I plant trees with Plnktn? Yes, you can use rewards earned from completing challenges within Plnktn to plant trees in 25 different reforestation projects worldwide through a partnership with One Tree Planted.org. ### Does Plnktn have ads? No, Plnktn is ad-free, allowing for an uninterrupted user experience focused on environmental tracking and action. ### What devices does Plnktn support? Plnktn is available for iPhone and iPod devices. ### How often is Plnktn updated? The latest version of Plnktn is 2.12, and it was last updated on March 8, 2021. Updates typically bring new features and improvements. ### What is the age rating for Plnktn? Plnktn has an age rating of 4+, making it suitable for a wide range of users interested in environmental awareness. ### Where can I provide feedback for Plnktn? You can share your feedback, questions, or ideas with the developers of Plnktn by emailing info@plnktn.life. ## Version history (last 5 releases) ### 2.12 — 2021-03-08 Highlighted regions that empower female farmers for Women's History Month! All marked regions empower women with resources for forest restoration and management for more productive farms, healthier families, greater biodiversity, cleaner water resources and more resilient communities. So crush that CO2 and Plant away! ### v2.0 — 2021-02-24 - PLNKTN 2.0 Introduces challenges, rewards and allows users to plant trees in 25 different projects around the world. - Added feature to monitor changes to Earth's biodiversity and health through collective tree-planting. - Added on-boarding and User Authentication to allow retrieval of lost data. ### v1.11 — 2019-02-03 Overall bug fixes and improvements. ### v1.10 — 2019-02-01 New feature - Added News and Twitter feed. Overall bug fixes and improvements. ### v1.04 — 2018-09-05 Bug fixes and design improvements. ## Apps similar to Plnktn | App | Rating | Price | Category | | --- | --- | --- | --- | | [Wrist Tool](https://appshunter.io/ios/app/wrist-tool/id6450512335) | — | Free | Utilities | | [Choose Your Future](https://appshunter.io/ios/app/choose-your-future/id1555128292) | 5.0 (5) | Free | Utilities | | [NetZero Man](https://appshunter.io/ios/app/netzero-man/id938564037) | — | Free | Utilities | | [3DMark](https://appshunter.io/ios/app/3dmark/id1512372293) | 4.1 (73) | Free | Utilities | | [Greenstand Treetracker](https://appshunter.io/ios/app/greenstand-treetracker/id1554174094) | 5.0 (1) | Free | Utilities | | [COSMOTE Mobile Security](https://appshunter.io/ios/app/cosmote-mobile-security/id1213366267) | 3.0 (1) | Free | Utilities | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*