Steam Next Fest June 2026: Top 10 Most Highly Reviewed Demos So Far to Try This Weekend

The second Steam Next Fest of the year is here, allowing players to check out all sorts of titles before their launch. Many of these are debut demos showing off upcoming experiences, and it's a great way to learn more about the game, trying it out first-hand to see if it's for you.

For the first weekend, we're taking a look at all of the top-rated demos that have launched throughout the Steam Next Fest. Here, you'll find the ones that players tried out and liked the most, offering positive ratings!

IRON NEST: Heavy Turret Simulator Demo — 99% positive reviews from 2928 ratings

• Developer: Nick Nieuwoudt, Dominik Latos
• Publisher: Nick Nieuwoudt
• Genre: Action, Indie, Simulation
• Tags: Simulation, Military, 3D
• Release Date: 15 Jun, 2026
• Steam Link

Casualties: Unknown Demo — 96% positive reviews from 4224 ratings

• Developer: Orsoniks
• Publisher: Oro Interactive
• Genre: Action, Adventure, Simulation
• Tags: Survival, Psychological Horror, Adventure
• Release Date: 20 Apr, 2026
• Steam Link

Woodo Demo — 98% positive reviews from 464 ratings

• Developer: Tiny Monks Tales
• Publisher: Daedalic Entertainment
• Genre: Casual, Indie
• Tags: Puzzle, Cozy, Story Rich
• Release Date: 7 Aug, 2025
• Steam Link

PHASE ZERO Demo — 98% positive reviews from 484 ratings

• Developer: SPINA Studio
• Publisher: SPINA Studio
• Genre: Action, Adventure, Indie
• Tags: Action-Adventure, Third-Person Shooter, Third Person
• Release Date: 26 May, 2025
• Steam Link

Shroom and Gloom Demo — 97% positive reviews from 889 ratings

• Developer: Team Lazerbeam
• Publisher: Devolver Digital
• Genre: Adventure, Indie
• Tags: Card Battler, Deckbuilding, Card Game
• Release Date: 14 May, 2025
• Steam Link

Chained Beasts Demo — 97% positive reviews from 527 ratings

• Developer: Featherweight Games
• Publisher: Featherweight Games
• Genre: Action
• Tags: Action Roguelike, Co-op, Multiplayer
• Release Date: 12 Nov, 2025
• Steam Link

lily's world XD Demo — 99% positive reviews from 288 ratings

• Developer: SonderingEmily
• Publisher: Kwalee
• Genre: Indie, Simulation
• Tags: Simulation, Psychological Horror, Investigation
• Release Date: 4 Jun, 2026
• Steam Link

Pathogenic Demo — 97% positive reviews from 561 ratings

• Developer: Aberrant Labs
• Publisher: Slug Disco
• Genre: Action, Indie, Simulation
• Tags: Bullet Hell, Action Roguelike, Roguelike
• Release Date: 31 Oct, 2025
• Steam Link

Dust Front RTS Demo — 94% positive reviews from 1406 ratings

• Developer: rtsDimon
• Publisher: rtsDimon
• Genre: Indie, Strategy
• Tags: Strategy, RTS, Action RTS
• Release Date: 15 Jun, 2026
• Steam Link

Rizz Dungeon: Skeleton Key to My Heart Demo — 97% positive reviews from 476 ratings

• Developer: Snoozy Kazoo
• Publisher: Snoozy Kazoo
• Genre: Action, Adventure, Indie
• Tags: RPG, Creature Collector, Dungeon Crawler
• Release Date: 6 Mar, 2026
• Steam Link