# Eco Environment vs Biome

The clearest difference is in-app purchases: Eco Environment at none against Biome's 1. Eco Environment also leads on update cadence (every 4 days vs monthly) and iOS requirement (13.4 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Biome sells 1 one-off in-app purchase. Eco Environment asks for nothing beyond the download.

Eco Environment ships an update every 4 days, Biome monthly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Eco Environment | Biome |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biome-environmental-science/id6796639408/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 5 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Sudhakar Reddy Yalla](https://appshunter.io/developer/1742307292) | [OMAR DANIEL GRAZIANO](https://appshunter.io/developer/1896485759) |

## What reviewers say

### Eco Environment

[App page](https://appshunter.io/ios/app/eco-environment/id6733238323)

**Features:** macOS Compatibility

**In-app purchases:** none


### Biome

[App page](https://appshunter.io/ios/app/biome-environmental-science/id6796639408)

This comprehensive environmental science curriculum offers a four-year program with 100 lessons, researcher profiles, and interactive quizzes. It teaches quantitative concepts and distinguishes settled science from ongoing debates, all accessible offline without an account.

**Highlights:** 100 offline lessons, 60 researcher profiles, 672 glossary terms, 20 interactive quizzes, 18 landmark environmental cases, Spaced repetition learning, Bookmarks and notes

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biome Full Access | $9.99 | one-time |


## Frequently asked questions

### Is Eco Environment free?

Eco Environment is free to download, with no in-app purchases.

### Is Biome free?

Biome is free to download, with in-app purchases available.

### Do Eco Environment or Biome have ads?

Neither Eco Environment nor Biome shows ads.

### Which is updated more often, Eco Environment or Biome?

Eco Environment ships an update every 4 days, and Biome monthly. Most recently, Eco Environment was updated on November 4, 2026 and Biome on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*