Best Cosia Apps

67+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated October 2026

With an average user rating of 4.7★, the cosia category is one of the App Store's strongest. Browse all 67+ apps we track, sorted so the most loved ones surface first.

Compare top Cosia Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Ecosia: Search to plant treesEcosia: Search to plant treesFree4.7★ (9.7K)NoNoNov 2026
2EcoGPTEcoGPTFree4.8★ (9.5K)YesYesNov 2026
3DuckDuckGo, optional Duck.aiDuckDuckGo, optional Duck.aiFree4.8★ (2.4M)NoYesNov 2026
4Brave Browser & Search EngineBrave Browser & Search EngineFree4.8★ (672K)NoYesNov 2026
5Flora - Green FocusFlora - Green FocusFree4.8★ (83K)NoYesNov 2026
6Firefox Fast & Private BrowserFirefox Fast & Private BrowserFree4.6★ (219K)NoNoNov 2026
7Viro - Eco-Friendly AIViro - Eco-Friendly AIFree4.9★ (293)NoYesOct 2026
8Search For TreesSearch For TreesFree5.0★ (1)NoNoOct 2026

Top Picks for Cosia

Ecosia: Search to plant trees#1

Ecosia: Search to plant trees by Ecosia GmbH

Plant trees as you browse.
Editor's Choice
🔧 Utilities
4.7😊(9.7K ratings)
Free
Ecosia: Search to plant trees screenshot 1
Ecosia: Search to plant trees screenshot 2
Ecosia: Search to plant trees screenshot 3
Ecosia: Search to plant trees screenshot 4
Ecosia: Search to plant trees screenshot 5
Ecosia: Search to plant trees screenshot 6

Browse the web and help plant trees with this eco-friendly search engine. It uses ad revenue to fund reforestation projects and combat climate change, while prioritizing user privacy and renewable energy.

What We Love

  • 🌳 Helps plant trees
  • 👍 Smooth and fluid browsing experience
  • 🔒 Secure and private
  • 🔍 Better search results than Google
  • 🌍 Eco-friendly alternative to big tech
  • 💨 Fast and efficient

Room to Improve

  • 🐛 Glitchy and freezes frequently
  • 🔍 Search results not always relevant
  • 🕰️ Slower than other browsers
  • 🔍 Missing some advanced search features
  • 🌐 Incompatible with certain websites and links
EcoGPT#2

EcoGPT by EcoGPT Inc

Chat to plant trees
Strong Contender
📊 Productivity
4.8(9.5K ratings)
FreeAdsIn-App Purchases
EcoGPT screenshot 1
EcoGPT screenshot 2
EcoGPT screenshot 3
EcoGPT screenshot 4
EcoGPT screenshot 5

This AI chatbot offers powerful writing, thinking, and creative assistance with a focus on reducing environmental impact. It provides efficient processing and transparent eco-tracking, allowing users to contribute to tree planting with their usage.

DuckDuckGo, optional Duck.ai#3

DuckDuckGo, optional Duck.ai by DuckDuckGo, Inc.

Search, Browser, VPN
Worth Considering
🔧 Utilities
4.8😊(2.4M ratings)
FreeIn-App Purchases
#18in Utilities
DuckDuckGo, optional Duck.ai screenshot 1
DuckDuckGo, optional Duck.ai screenshot 2
DuckDuckGo, optional Duck.ai screenshot 3
DuckDuckGo, optional Duck.ai screenshot 4
DuckDuckGo, optional Duck.ai screenshot 5
DuckDuckGo, optional Duck.ai screenshot 6

This app offers a private search engine and browser that blocks trackers and ads. It includes optional AI features for private conversations and email protection. A subscription unlocks a VPN, advanced AI, and personal information removal services.

What We Love

  • 🚀 Fast and efficient
  • 🔒 Excellent privacy protection
  • 👍 Clean and intuitive interface
  • 🔥 Effective ad and tracker blocking

Room to Improve

  • 🐛 Occasional crashes and glitches
  • 🔍 Slower page load times compared to other browsers
  • 🔍 Inconsistent search quality compared to Google

More Cosia apps to explore

FAQ about Cosia

What are the best cosia apps for iPhone?
Ecosia: Search to plant trees tops our cosia apps ranking as of October 2026, with a 4.7-star average from 9.7K App Store ratings, and it's free to download.
Yes — 20 of the top cosia apps we rank are free to download, including Ecosia: Search to plant trees and EcoGPT.
Ecosia: Search to plant trees has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 67+ cosia apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.