Quantify vs EcoTeen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quantify
This app allows users to create custom data trackers for any aspect of their lives. Visualize your progress with real-time charts and analyze relationships between different variables. Securely sync your data across devices with cloud backup.
- Custom trackers (numeric, text, boolean, timestamp)
- Real-time line charts
- Correlation analysis with p-values
- Cloud sync across devices
- Secure sign-in with Apple/Google
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Quantify is a powerful data tracking tool designed for users who want complete control over what they measure and how they interpret it. Key Features: Custom Trackers: Create unlimited trackers with numeric, text, boolean, or timestamp inputs. Realtime Charts: Visualize your data instantly with line charts updated live. Correlation Analysis: Identify relationships between variables with built-in correlation scoring and p-value calculations. Cloud Sync: Data is securely stored and synced across devices via Firebase Firestore. Secure Sign-In: Log in using Apple or Google with Firebase Authentication.
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.
- Teen-tailored carbon calculator
- Footprint tracking with graphs
- Personalized eco-tips
- Understand environmental impact
- Track habits easily
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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.
Screenshots
Verdict
The clearest difference is update cadence: Quantify at daily against EcoTeen's every 4 months. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Quantify against 5.0 for EcoTeen. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Quantify ships an update daily, EcoTeen every 4 months. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.
| Parameter | Quantify | EcoTeen |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 4 — better |
| Update frequency | Daily — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Nicole Blair Stoddart | Taranbirsingh Chadha |
Customer experience
Quantify
EcoTeen
In-app purchases
Quantify
No in-app purchases
EcoTeen
No in-app purchases
