EcObjective vs Reduce Your CO2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EcObjective
Calculate your carbon footprint quickly and receive personalized, science-backed actions to reduce it. This privacy-focused app tracks your environmental impact without requiring an account or selling your data. Get actionable steps and AI coaching to build sustainable habits.
- Carbon footprint calculation
- Personalized reduction plans
- AI coaching for motivation
- Progress tracking
- Privacy-focused design
- Science-based data
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Know your carbon footprint in 5 minutes. Reduce it with personalized, science-backed actions. Ecobjective is the carbon footprint tracker that respects your privacy. Calculate your environmental impact, get a personalized reduction plan, and track your progress — all without creating an account or sharing your data. ▸ UNDERSTAND YOUR IMPACT Answer a few simple questions about your transport, home, and diet. Our science-based calculator gives you an accurate breakdown of your annual carbon footprint in minutes — not hours. See exactly where your emissions come from: - Transport (car, flights, public transit) - Home (energy, heating, appliances) - Diet (meat consumption, food waste, local vs imported) - Consumption (shopping habits, electronics) ▸ GET A PERSONALIZED PLAN Not all climate actions are equal. Ecobjective analyzes your profile and recommends the actions that will have the biggest impact for YOUR lifestyle. Each objective shows you: - Exact CO2 savings (in kg/year) - Effort level (Easy, Medium, Challenging) - Cost (Free to €€€) - Practical tips to get started No generic advice. No guilt trips. Just clear, actionable steps ranked by impact. ▸ AI COACHING WHEN YOU NEED IT Stuck? Our AI coaches help you overcome obstacles and stay motivated. Five specialized coaches cover: - Overall footprint strategy - Transport alternatives - Home energy optimization - Diet and food choices - Objective planning Unlike generic AI chatbots, our coaches only recommend actions from our curated, science-verified catalog. No made-up statistics. No hallucinated advice. ▸ TRACK YOUR PROGRESS Log completed actions and watch your footprint shrink over time. See your cumulative impact grow as you build sustainable habits. ▸ PRIVACY BY DESIGN We believe your environmental data is personal. That's why Ecobjective: - Requires NO account creation - Stores all data locally on your device - Never collects or sells your information - Offers optional iCloud sync (private database only) Your footprint. Your data. Your device. ▸ SCIENCE-BASED, NOT GUESSWORK Our calculator uses peer-reviewed emission factors and country-specific data. Every calculation is versioned and deterministic — you can trust the numbers. Unlike apps that scan your bank transactions or make rough estimates, Ecobjective asks the right questions and does the math properly. ▸ PRICING Ecobjective is free to download and use. Calculate your footprint, browse objectives, and track completions — all free. Optional subscription unlocks: - Extended AI coaching (200 messages/month) - More frequent plan regeneration - Support continued development --- Start your climate journey today. Five minutes is all it takes to understand your impact — and the first step toward reducing it. Download Ecobjective. Know your footprint. Take action. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Reduce Your CO2
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A mobile application that evaluates your decisions regarding activities and the impact on the creation of a CO2 footprint. Find out how your "CO2 avatar" changes and receive useful tips tailored to your needs.
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Verdict
The clearest difference is in-app purchases: Reduce Your CO2 at none against EcObjective's 2. Reduce Your CO2 also leads on update cadence (every 8 days vs every 3 weeks) and iOS requirement (13.0 vs 17.0). On price, ads and device support 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. EcObjective sells 2 in-app purchases, starting at $3.99 per month. Reduce Your CO2 asks for nothing beyond the download.
EcObjective ships an update every 3 weeks, Reduce Your CO2 every 8 days. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.
| Parameter | EcObjective | Reduce Your CO2 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | Calogero Cascio | Slovak Eco Quality |
In-app purchases
EcObjective
- Monthly$3.991 Month
- Yearly$29.991 Year
Reduce Your CO2
No in-app purchases
Questions
Is EcObjective free?
Is Reduce Your CO2 free?
Do EcObjective or Reduce Your CO2 have ads?
Which is updated more often, EcObjective or Reduce Your CO2?
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