EcObjective vs Lectura
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/
Lectura
Access top university lectures on computer science, machine learning, and AI from institutions like Stanford and MIT. Features AI-generated notes, a comprehensive catalog, and powerful search to enhance your learning on the go.
- Stream full university courses
- AI-generated lecture notes
- Comprehensive course catalog
- Powerful search functionality
- Intuitive organization by subject
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Access the world's top university lectures in your pocket. Lectura brings you official lectures from prestigious institutions like Stanford, Harvard, and MIT, transforming how you learn on the go. Key Features: Stream full university courses and individual lectures AI-generated lecture notes for quick review and reference Comprehensive course catalog from leading institutions Powerful search to find exactly what you want to learn Intuitive organization by subject, university, and course Whether you're a curious learner, student, or professional looking to expand your knowledge, Lectura puts world-class education at your fingertips. Explore complex topics, supplement your studies, or dive into new subjects with lectures from renowned professors. No more barriers to elite education. Download Lectura today and start learning from the world's best universities. Privacy Policy: https://sites.google.com/view/lecturaprivacypolicy/home End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Lectura at 5.0 against EcObjective's 3.0. Lectura also leads on update cadence (every 8 days vs every 3 weeks) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model 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 and Lectura sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
Lectura holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
EcObjective ships an update every 3 weeks, Lectura every 8 days. The most recent releases landed on September 28, 2026 and October 24, 2026 respectively.
| Parameter | EcObjective | Lectura |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 weeks | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 12 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Calogero Cascio | Benjamin Dreyer |
Customer experience
EcObjective
Lectura
In-app purchases
EcObjective
- Monthly$3.991 Month
- Yearly$29.991 Year
Lectura
- Lectura Pro$5.991 Month
- Lectura Pro$14.993 Months
- Lectura Pro$34.991 Year









