# Parasite Days: Survival Sim

> Survive a parasite by managing supplies. Food combos & choice-driven endings.

Canonical page: [https://chrome-stats.com/d/com.zxima.parasite](https://chrome-stats.com/d/com.zxima.parasite)

## Overview

- **ID:** `com.zxima.parasite`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** 合同会社ズィーマ
- **Category:** GAME\_ADVENTURE
- **Downloads:** 684,702
- **Rating:** 4.83 / 5 (16,809 ratings)
- **Version:** 1.8.2
- **Last updated:** 2026-08-05
- **First published:** 2020-08-29
- **Publisher country:** JP
- **Size:** 68 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.zxima.parasite)
- **Website:** [https://zxima.com](https://zxima.com/)
- **Privacy policy:** [https://zxima.com/privacypolicy/](https://zxima.com/privacypolicy/)

## Description

Parasite Days is an innovative adventure game that plunges you into a unique survival experience with a strange yet cute parasite growing from your arm. As your vitality is drained, your immune response becomes key to survival. Choose health-boosting supplies and discover food combinations that trigger special reactions to help you endure the parasite's effects. The game features simple controls, making it accessible without complicated mechanics. Decision-making shapes multiple endings, offering diverse outcomes based on your actions. Best of all, Parasite Days is completely free to play, providing a rich narrative experience without any cost. Although it shares a common worldview with other titles, it stands alone story-wise, making it a fresh start for new players.

## Rankings

- #84,286 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `com.zxima.parasite.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Parasite Days is widely praised for its charming story, unique gameplay, adorable art, and multiple endings that offer great replay value. Players enjoy the mini-games and humor around ad placements. However, some users find the gameplay somewhat repetitive and grind-heavy. Confusion arises due to unclear explanations of game stats and mechanics, and some experience technical issues with mini-games and sound controls. Overall, the game is highly recommended, especially with ad removal, for those who appreciate story-driven progression and quirky design.

### Pros

- Charming and unique story with multiple endings that keep players engaged.
- Cute, quirky art style and well-designed characters creating strong immersion.
- Fun and creative mini-games that complement the gameplay loop.
- Fair and unobtrusive ad implementation with self-aware and humorous ad notifications.
- High replayability due to multiple endings and different story routes.

### Cons

- Some aspects of gameplay can be grindy and repetitive leading to monotony for some players.
- Lack of clear tutorials or explanations for stats and mechanics causing confusion, particularly about stat meanings like IR and combos.
- Technical issues such as mini-game glitches, especially in the robot game segment.
- Occasional sound control bugs where volume resets unexpectedly.
- Ad removal purchase encouraged to improve experience, as ads can become frustrating when completing all endings.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.zxima.parasite)