- Released
- Nov 9, 2026
- Developer
- ipip
- Platform
- Windows
Idle Primes
A cursed incremental horror game with PSX-style graphics. Find a strange CD-ROM, boot it on your bedroom computer, and click prime numbers to buy upgrades and automate the search, while something on the other side of the screen takes an interest in you. ████████████████████ Belphegor's ██████!
Checked 9 Nov 2026. Confirm the edition, region, and final price at the retailer.
Where to buy
One available source for this release.
| Store | Edition | Price region | Price | Purchase link |
|---|---|---|---|---|
ST SteamDirect Steam price · 9 Nov 2026 | Standard Edition | US / USD | $2.99 | Visit store |
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About this release
A cursed incremental horror game with PSX-style graphics. Find a strange CD-ROM, boot it on your bedroom computer, and click prime numbers to buy upgrades and automate the search, while something on the other side of the screen takes an interest in you. ████████████████████ Belphegor's ██████!
- Released Nov 9, 2026.
- Publisher: ipip.
- Check the activation platform and edition on the retailer page before buying.
Minimum
Recommended
Requirements published by the developer on Steam.
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