Idle Demon Summoner
Offers
- −34%$3.96View Offer
Trailers & screenshots
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About Idle Demon Summoner
Idle Demon Summoner is a bullet heaven idle game where your demons fight automatically and grow stronger with each run. You face endless enemy waves across alien worlds while collecting resources and loot to improve your team.
Build your demon team
Collect demons, unlock upgrades and expand your roster. Positioning and abilities matter, so you can develop synergies and adjust your formation to take on more dangerous enemies.
Unlock and strengthen demons
Use Soul Stones to unlock demons or strengthen your team. With some luck, you may recruit shimmering demons, which grant unique power and flair.
Frequently asked questions
The best price for Idle Demon Summoner is $1.07 at Kinguin. That is 72% less than on Steam, where it costs $3.96. 2 shops have an offer that activates in your country.
Some are. This page only shows offers that activate in your country; offers for other regions, or with no stated region, are left out. To see the offers for another country, change your country at the top of the page.
Every key we list activates on Steam. Redeem the key there and Idle Demon Summoner stays in your library for good.
Yes, with a small risk. Publishers create keys to sell in other shops, which is why a key can cost less than in the official store, and once you activate it the game is yours to keep, just like a store purchase. On average 1–2% of keys fail, so check the shop's buyer protection before you buy: the official store does not refund keys bought elsewhere.
The minimum requirements for Idle Demon Summoner are: Windows 10, Intel HD Graphics 615, Intel Core i3, 4 GB RAM, 200 MB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Idle Demon Summoner is a single-player game.
Yes. Valve rates Idle Demon Summoner as Verified on the Steam Deck: it runs well out of the box.
Buy Idle Demon Summoner 82% cheaper than on Steam.
Idle Demon Summoner is available for 82% less in shops such as Kinguin.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











