Sustain Program vs One Small Step App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sustain Program
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.
- Reduce ecological footprint
- Conserve natural resources
- Lessen climate change impact
- Enhance personal well-being
- Save money
- Personalized experience
- Daily tips and recipes
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This is a program about everyday choices that are good for you and gentler on the environment. In a few weeks you’ll learn skills to reduce your ecological footprint, help conserve natural resources, and lessen the impact of climate change — while enhancing personal well-being and saving money. Sustain lets you personalize your experience so you practice the activities most relevant and important to you. You can choose to: • Deepen your appreciation and connection with the natural world • Reduce, reuse, and recycle • Advocate for the environment • Shift toward more sustainable eating. Features include: • Individual and (optional) team participation • Daily tips • Healthy recipes • An interactive Wall. Note: Sustain syncs with the web version through your organization’s wellness program; you must create your account on the web version before you can use the mobile app.
One Small Step App
Connect with certified peer support specialists for addiction and mental health challenges. Access confidential, judgment-free conversations via chat, call, or video, available evenings and weekends. Support is completely free and accessible when you need it most.
- Certified peer support specialists
- Confidential and private conversations
- Support via chat, call, or video
- Available evenings and weekends
- Free to use, no insurance needed
- Mental health and addiction support
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One Small Step App Support from someone who’s been there—anytime you need it. Struggling with addiction or mental health challenges can feel overwhelming. But you don’t have to face it alone. One Small Step connects you with certified peer support specialists who’ve walked a similar path and are here to help—without judgment, pressure, or cost. Why One Small Step? Real conversations with real people — Talk to someone who understands what you're going through, because they’ve been there too. Support on demand — Whether you prefer to chat, call, or video, we’re available evenings and weekends—when you often need help the most. Completely free to use — There’s no cost to you. No insurance needed. Just open the app and connect. Mental health and addiction support — Whether you’re going through a tough moment or need ongoing encouragement, we’re here to listen. Private and secure — Your conversations are confidential, and you can delete your history anytime. Who is it for? If you’re struggling with substance use, recovery, mental health challenges, or just need someone to talk to—you’ve found the right place. Our peer specialists are trained, certified, and most importantly, they understand. How it works: 1. Open the app 2. Choose how you want to connect—chat, call, or video 3. Get matched with a certified peer who’s ready to support you Taking the first step can be hard. That’s why we’re here to make it easier. No pressure, no judgment—just someone to talk to. You don’t have to do it alone. Take One Small Step today.
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Verdict
The clearest difference is rating: One Small Step App at 5.0 against Sustain Program's 2.0. Sustain Program's advantage is monetization model (free vs ad-supported). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
One Small Step App holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 4 and 3 respectively.
Sustain Program ships an update monthly, One Small Step App every 3 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.
| Parameter | Sustain Program | One Small Step App |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (4 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 4 — better | 3 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 56 MB | 114 MB |
| Age rating | 4+ | 17+ |
| Developer | Health Enhancement Systems | One Small Step |
Customer experience
Sustain Program
One Small Step App
In-app purchases
Sustain Program
No in-app purchases
One Small Step App
No in-app purchases
Questions
Is Sustain Program free?
Is One Small Step App free?
Which has better reviews, Sustain Program or One Small Step App?
Do Sustain Program or One Small Step App have ads?
Which is updated more often, Sustain Program or One Small Step App?
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