# SAS: Zombie Assault 4

> Indie game profile, served by indielist (https://indielist.games). Sales estimate uses the white-box Boxleiter algorithm; numbers are approximate (±50%).

## Snapshot
- **Primary genre**: Action
- **Release year**: 2017
- **Release date**: Oct 16, 2017
- **Free to play**: yes
- **Platforms**: mac, windows
- **Tags**: Free to Play, Zombies, Multiplayer, Top-Down Shooter, Action, Co-op, Shooter, Top-Down
- **Steam reviews**: 9,596
- **Positive review %**: 86%
- **Steam app**: https://store.steampowered.com/app/678800

## Developer
- **Studio**: [Ninja Kiwi](https://indielist.games/studios/ninja-kiwi)

## Publisher
- **Name**: [Ninja Kiwi](https://indielist.games/publishers/ninja-kiwi)

## Sales estimate (white-box, version v1.0)

- **Units (median)**: 863,640 (range 518,184 – 1,209,096)
- **Net revenue (median)**: $7,399,668 USD
- **Boxleiter NB used**: 90
- **Algorithm version**: v1.0

### NB breakdown
- `base`: +50
- `year_2017`: +30
- `price_$15`: 0
- `positive_86%`: +10

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Source: indielist (https://indielist.games/games/sas-zombie-assault-4-678800)
Estimates are not official sales data. Methodology: docs/sales-algorithm.md. Always verify large numbers with official sources before citing.