# Sustain Program vs EcoLogical

The clearest difference is rating: EcoLogical at 5.0 against Sustain Program's 2.0. EcoLogical also leads on update cadence (fortnightly vs monthly). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EcoLogical holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Sustain Program ships an update monthly, EcoLogical fortnightly. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Sustain Program | EcoLogical |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/sustain-program/id1535036436/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ecological/id6746061284/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 56 MB | 63 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Health Enhancement Systems](https://appshunter.io/developer/453599280) | [EcoLogical App LLC](https://appshunter.io/developer/1748025415) |

## What reviewers say

### Sustain Program

[App page](https://appshunter.io/ios/app/sustain-program/id1535036436)

Learn to make everyday choices that benefit your health and the environment. This program helps you reduce your ecological footprint, conserve resources, and combat climate change while improving personal well-being and saving money. Personalize your experience to focus on areas like nature connection, waste reduction, advocacy, or sustainable eating.

**Highlights:** Reduce ecological footprint, Conserve natural resources, Lessen climate change impact, Enhance personal well-being, Save money, Personalized experience, Daily tips and recipes

**Features:** Vision Pro support

**In-app purchases:** none


### EcoLogical

[App page](https://appshunter.io/ios/app/ecological/id6746061284)

Discover local venues offering discounts and rewards for using reusable cups and bags. Track your eco-friendly choices, learn about their environmental impact, and connect with like-minded individuals through sustainability events.

**Highlights:** Find venues with reusable item discounts, Earn and track rewards, Learn environmental benefits of choices, Compare eco-impact to daily behaviors, Create and join sustainability events, Connect with planet-loving users

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

**In-app purchases:** none


## Frequently asked questions

### Is Sustain Program free?

Sustain Program is free to download, with no in-app purchases.

### Is EcoLogical free?

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

### Which has better reviews, Sustain Program or EcoLogical?

EcoLogical is rated higher. Sustain Program averages 2.0 out of 5 from 4 ratings, while EcoLogical averages 5.0 from 2 ratings.

### Do Sustain Program or EcoLogical have ads?

Neither Sustain Program nor EcoLogical shows ads.

### Which is updated more often, Sustain Program or EcoLogical?

Sustain Program ships an update monthly, and EcoLogical fortnightly. Most recently, Sustain Program was updated on October 2, 2026 and EcoLogical on October 3, 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.*