Eterna vs Tetrid Game
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Eterna
Engage in a citizen science game to design RNA molecules for medical research. Solve puzzles to unlock lab access and contribute to inventing new medicines through challenges.
- Design RNA molecules
- Solve scientific puzzles
- Participate in medical research
- Invent new medicines
- Unlock lab access
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Eterna is a citizen science game where players learn to design RNA molecules for medical research by solving puzzles. Complete introductory puzzles to unlock lab access and participate in challenges where you can invent medicine!
Tetrid Game
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Tetrid Enter into a realm of captivating puzzles and engaging perspectives with BlockFit Puzzler! Strategically arrange the blocks on the upper layer to seamlessly match the patterns on the lower layer from an isometric viewpoint. From 3×3 to 5×5, each level demands logical thinking and keen visual acuity to triumph. Explore 75 distinctive levels, each presenting its own set of challenges. Begin a journey of block-aligning, solve captivating puzzles, and overcome challenges in pursuit of perfection!
Screenshots
Verdict
The clearest difference is ads: Eterna at none against Tetrid Game's shown. Eterna also leads on update cadence (every 3 weeks vs every 3 months) and device support (3 vs 1). On price and in-app purchases 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.
Eterna ships an update every 3 weeks, Tetrid Game every 3 months. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.
| Parameter | Eterna | Tetrid Game |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (15 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 188 MB | 7 MB |
| Age rating | 12+ | 4+ |
| Developer | Vital Mind Media | Claudio Souza Mattos |
In-app purchases
Eterna
No in-app purchases
Tetrid Game
No in-app purchases
