250+ iOS apps curated and reviewed
chilli is the household name in climate action, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (629) | No | No | Aug 2026 |
| 2 |  | Free | — | Yes | No | Aug 2026 |
| 3 |  | Free | 4.9★ (167) | No | No | Jul 2026 |
| 4 |  | Free | 4.9★ (784) | No | No | Aug 2026 |
| 5 |  | Free | 4.9★ (17) | Yes | No | May 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | 4.0★ (7) | No | No | Jul 2026 |
| 8 |  | Free | — | Yes | No | Jun 2026 |
This app empowers users to take collective climate action by signing petitions, sending personalized emails to decision-makers, and submitting public comments. It connects creators and communities to organize movements and directly fund activists working on climate change issues.
Amplify your voice for climate action by sending personalized messages to political and business leaders. Learn about climate issues and earn real trees for your efforts. Connect with a community of activists and contribute to collective change.
Take practical steps to address climate change and discover sustainable living. This app connects you with a global community, offers personalized actions, and tracks your carbon footprint to help you reduce emissions and set green goals.
Track your daily sustainable actions and measure your positive environmental impact. Connect with a community, maintain streaks, and earn rewards from eco-friendly brands. Reduce your carbon footprint and live a greener life.
Calculate your carbon footprint, test your climate knowledge with quizzes, and track sustainable habits. Engage in eco-friendly actions with friends and family to promote a shift towards sustainable living.
Join a team of 8 climate superheroes to learn about saving the planet. Discover information, ideas, and activities sourced from the United Nations.
This app helps you have productive and inspiring conversations about the climate crisis. It provides science-backed information, helps you understand your own climate personality, and guides discussions with friends and family to inspire action.
Discover and promote fringe events happening globally during the COP Climate Change conference. Find out what's on and book your space, or register your own event for free.