Comparison

EcoTeen vs One Small Step App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

EcoTeen

This app helps young people understand and reduce their environmental impact. It features a built-in carbon calculator tailored for teens, tracks footprint over time with insights, and offers personalized eco-friendly tips.

Highlights
  • Teen-tailored carbon calculator
  • Footprint tracking with graphs
  • Personalized eco-tips
  • Understand environmental impact
  • Track habits easily
Features
Read full description

EcoTeen is the first carbon footprint tracker made by teens, for teens. Designed specifically for ages 13–18, EcoTeen makes it easy to understand your personal environmental impact. Features: - Built-in carbon calculator tailored for teens - Track your footprint over time with graphs and insights - Personalized eco-friendly tips and suggestions All you need is knowledge of your own habits—no confusing data, no guessing. Whether you're a student, climate advocate, or just getting started, EcoTeen helps you track it, change it, own it. Join the movement. Reduce your footprint. Be the change.

About

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.

Highlights
  • 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
Read full description

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.

Screenshots

EcoTeen4 screens
One Small Step App4 screens

Verdict

The call

The clearest difference is update cadence: One Small Step App at every 3 weeks against EcoTeen's every 4 months. One Small Step App also leads on iOS requirement (13.0 vs 16.0). EcoTeen's advantage is monetization model (free vs ad-supported). On price, rating, review sentiment and ratings volume 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for EcoTeen against 5.0 for One Small Step App. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

EcoTeen ships an update every 4 months, One Small Step App every 3 weeks. The most recent releases landed on June 1, 2026 and September 13, 2026 respectively.

Scorecard3 real differences · 7 level
EcoTeen versus One Small Step App: the parameters behind the verdict, then further details
ParameterEcoTeenOne Small Step App
PriceFreeFree
Rating5.0 (4 ratings)5.0 (3 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings4 — better3
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.013.0 — better
Further details — not scored
Size3 MB116 MB
Age rating4+17+
DeveloperTaranbirsingh ChadhaSmall Step, Inc

Customer experience

EcoTeen

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

One Small Step App

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

EcoTeen

No in-app purchases

None

One Small Step App

No in-app purchases

Questions

Is EcoTeen free?
EcoTeen is free to download, with no in-app purchases.
Is One Small Step App free?
One Small Step App is free to download, with no in-app purchases.
Which has better reviews, EcoTeen or One Small Step App?
EcoTeen and One Small Step App are both rated 5.0 out of 5 on the App Store, from 4 and 3 ratings respectively.
Do EcoTeen or One Small Step App have ads?
Neither EcoTeen nor One Small Step App shows ads.
Which is updated more often, EcoTeen or One Small Step App?
EcoTeen ships an update every 4 months, and One Small Step App every 3 weeks. Most recently, EcoTeen was updated on June 1, 2026 and One Small Step App on September 13, 2026.

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