Apeiron vs Zerko
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Apeiron
A minimalist game where players create and nurture beings from the void. Witness their life cycles, from birth to death, and observe how desperation can lead to the emergence of free, loving beings. The gameplay involves simple touch, press, and shake gestures.
- Create beings with touch and press
- Observe life, movement, and death cycles
- Shake to clear the void
- Minimalist gameplay mechanics
- Emergence of free beings
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In the beginning there was the void. Outside of the void there is the unknown. There is nothing in the void and no one needs nothing. Touch to create a being. Press to create a strong being. Shake to clear the void. By willpower they live, they move, they die. This endless cycle of life creates desperation out of which free beings full of love can emerge.
Zerko
A relaxing puzzle game where you strategically place blocks to make all numbers on the board equal zero. Enjoy a no-pressure experience with calming audio and no in-app purchases or ads.
- Zero-sum number puzzles
- Strategic block placement
- Relaxing gameplay
- No time pressure
- No in-app purchases
- No ads
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Some call it reverse sudoku, while others call it a nullification game, but it's Zerko - a puzzle game filled with shapes, numbers, and a straightforward goal: make every number zero. To achieve this, you need to strategically place blocks of various shapes and values so that the numbers on the board effectively "remove up" to zero. Like all my games, this one too is about relaxation... Just chill. There are no points, no time pressure, no data collection, no in-app purchases, no ads, no nonsense ;) My only hope is that you'll enjoy it and that I'll be able to add new content and levels for you in the future. Relaxing audio by: Marek Koszczyński
Screenshots
Verdict
The clearest difference is price: Apeiron at Free against Zerko's $2.99. Apeiron also leads on iOS requirement (8.0 vs 12.0). Zerko's advantage is update cadence (every 3 weeks vs every 54 months) and ratings volume (14 vs 1). On rating, review sentiment, ads 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
Apeiron is free to download; Zerko costs $2.99 up front. 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 Apeiron against 4.9 for Zerko. That said, the two scores are not equally well evidenced: Zerko has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of Apeiron's written reviews are positive against 93% of Zerko's.
Apeiron ships an update every 54 months, Zerko every 3 weeks. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.
| Parameter | Apeiron | Zerko |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 5.0 (1 ratings) — better | 4.9 (14 ratings) |
| Positive reviews | 100.0% of reviews — better | 93.3% of reviews |
| Number of ratings | 1 | 14 — better |
| Update frequency | Every 54 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 1 MB | 100 MB |
| Age rating | 4+ | 4+ |
| Developer | Toni Mager | Maciej Targoni |
Customer experience
Apeiron
Zerko
In-app purchases
Apeiron
No in-app purchases
Zerko
No in-app purchases









