Tecton vs CosmoTime
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tecton
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Ever wondered what makes a volcano erupt? Curious about the forces that shaped legendary mountains like Vesuvius, St. Helens, and Fuji? Embark on an explosive educational adventure with Tecton and become a geology expert! Tecton is a beautifully designed, interactive app that makes learning about volcanology fun and engaging for everyone. Whether you're a student, a teacher, or just have a curious mind, Tecton transforms complex geological concepts into an exciting journey of discovery.
CosmoTime
Explore the universe with this astronomy companion app. It simplifies complex space concepts through interactive visuals, daily insights, and gamified learning. Track your progress and discover major space missions and scientific breakthroughs.
- Explore planets and galaxies
- Learn 70+ astronomy concepts
- Daily personalized space content
- Gamified learning with quizzes
- Timeline of space discoveries
- Dark-themed interface
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Explore the universe like never before. CosmoTime is your all-in-one astronomy companion, designed to turn complex space concepts into a beautiful and interactive experience. Whether you're a curious beginner or a passionate stargazer, CosmoTime helps you understand the cosmos in a simple, engaging way. Discover the Universe Explore planets, galaxies, and deep-space phenomena through a curated digital experience with rich visuals and fascinating insights. Learn with Simplicity Understand over 70+ astronomy and physics concepts—from gravity to black holes—explained in clear and approachable language. Daily Cosmic Insights Start your day with personalized space content and discover what’s happening in the sky above your location. Gamified Learning Take quizzes, earn points, and track your progress as you grow your knowledge of the universe. Timeline of Discoveries Travel through major space missions and scientific breakthroughs that shaped our understanding of space. Designed for Space Lovers A modern dark-themed interface with smooth animations inspired by the beauty of the cosmos. Why CosmoTime? Most apps show you space. CosmoTime helps you understand it. Start your journey today.
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Verdict
The clearest difference is update cadence: CosmoTime at every 5 days against Tecton's every 2 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Tecton ships an update every 2 months, CosmoTime every 5 days. The most recent releases landed on September 9, 2026 and June 26, 2026 respectively.
| Parameter | Tecton | CosmoTime |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 18 — better | 18.6 |
| Further details — not scored | ||
| Size | 155 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Syed Burhan Raza Gillani | pezhman mohammadzadehkordestani |
In-app purchases
Tecton
No in-app purchases
CosmoTime
No in-app purchases
