Brain Collector vs Oily Cat
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Brain Collector
Guide a doctor through a laboratory overrun by zombies to recover a spilled brain collection. Navigate 100 unique puzzle levels, avoiding enemies and reaching the exit portal.
- 100 challenging puzzle levels
- 5 unique worlds
- Collect all brains
- Avoid zombies
- Reach the exit portal
- Retro pixel art style
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It was supposed to be a routine spring cleaning in the laboratory. Instead, a clumsy elbow led to a brain spill of catastrophic proportions — and now zombies are everywhere. Help the Doctor recover his precious brain collection across 100 hand-crafted puzzle levels that will test your wits, patience, and path-planning skills! FEATURES: • Free to play • 100 challenging puzzle levels across 5 unique worlds • Collect all brains, avoid zombies, and reach the exit portal • Retro pixel art style with charming animations and quirky characters Think you've got the brains for it? Download now and find out!
Oily Cat
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Discover Oily Cat, the groundbreaking puzzle game that challenges your intellect and logical skills. Join the fearless cat on its slippery mission to capture the mouse, navigating obstacles and overcoming increasingly complex challenges. With 1,500 levels divided into three difficulty levels, this game will keep you entertained and motivated. Slide into fun and download Oily Cat now!
Screenshots
Verdict
The clearest difference is in-app purchases: Oily Cat at none against Brain Collector's 1. Oily Cat also leads on update cadence (every 3 days vs monthly) and device support. On price 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. Brain Collector sells 1 one-off in-app purchase. Oily Cat asks for nothing beyond the download.
Brain Collector ships an update monthly, Oily Cat every 3 days. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.
| Parameter | Brain Collector | Oily Cat |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Monthly | Every 3 days — better |
| Ads | — | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 120 MB | 117 MB |
| Age rating | 12+ | 12+ |
| Developer | Leonardo Carlos Comotti Kasperavicius | Jose Varela |
In-app purchases
Brain Collector
- Brain Collector Ads Remove$0.99
Oily Cat
No in-app purchases
