# The Binding of Isaac

> 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**: 2011
- **Release date**: Sep 28, 2011
- **Platforms**: mac, windows
- **Tags**: Action Roguelike, Rogue-like, Indie, Replay Value, Difficult, Procedural Generation, Dark, Action
- **Launch price**: $4.99 USD
- **Steam reviews**: 48,705
- **Positive review %**: 95%
- **Steam app**: https://store.steampowered.com/app/113200

## Developer
- **Studio**: [Edmund McMillen](https://indielist.games/studios/edmund-mcmillen)

## Publisher
- **Name**: [Edmund McMillen](https://indielist.games/publishers/edmund-mcmillen)

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

- **Units (median)**: 3,409,350 (range 2,045,610 – 4,773,090)
- **Net revenue (median)**: $9,717,629 USD
- **Boxleiter NB used**: 70
- **Algorithm version**: v1.0

### NB breakdown
- `base`: +50
- `year_2011`: +30
- `price_$5`: -20
- `positive_95%`: +10

---
Source: indielist (https://indielist.games/games/the-binding-of-isaac-113200)
Estimates are not official sales data. Methodology: docs/sales-algorithm.md. Always verify large numbers with official sources before citing.