Most Played Retro Games on Steam

Take a look at the top retro games that are currently attracting the largest player bases on the Steam platform, as of July 31st 2025. Want to explore even more retro titles available on Steam? Explore the complete list of the best retro games.

Lists & Categories

1. RetroArch

RetroArch is an open source and cross platform frontend/framework for emulators, game engines, video games, media players and other applications RetroArch is a game developed and published by . Released on May 27th 2022 has received 8,063 reviews of which 7,224 were positive and 839 were negative resulting in a rating of 8.7 out of 10. The game has hit the top spot as the #1 most played retro game, thanks to its 618 peak concurrent players over the last day.
8.7
7,224
839

618
players

2. Tiny Aquarium: Social Fishkeeping

A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions. Tiny Aquarium: Social Fishkeeping is a game developed and published by . Released on June 23rd 2025 has received 1,299 reviews of which 1,250 were positive and 49 were negative resulting in an impressive rating of 9.1 out of 10. While seeing 565 players online at once in the last 24 hours, this game is currently ranked #2 among retro games based on player count.
9.1
1,250
49

565
players

3. Dungeon Clawler

Dungeon Clawler is a Roguelike Claw Machine Deckbuilder. Build your deck, grab weapons and items from the claw machine to battle enemies, discover powerful perks that create game-changing synergies and unleash crazy combos as you fight your way through the dungeon! Dungeon Clawler is a game developed and published by . Released on November 21st 2024 has received 2,581 reviews of which 2,319 were positive and 262 were negative resulting in a rating of 8.6 out of 10. While seeing 315 players online at once in the last 24 hours, this game is currently ranked #3 among retro games based on player count.
8.6
2,319
262

315
players

4. UFO 50

UFO 50 is a collection of 50 single and multiplayer games that span a variety of genres, from platformers and shoot 'em ups to puzzle games, roguelites, and RPGs. Our goal is to combine a familiar 8-bit aesthetic with new ideas and modern game design. UFO 50 is a game developed and published by . Released on September 18th 2024 has received 6,249 reviews of which 5,982 were positive and 267 were negative resulting in an impressive rating of 9.2 out of 10. With 248 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played retro games.
9.2
5,982
267

248
players

5. Warhammer 40,000: Boltgun

Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters. Warhammer 40,000: Boltgun is a game developed and published by . Released on May 23rd 2023 has received 15,030 reviews of which 13,676 were positive and 1,354 were negative resulting in a rating of 8.9 out of 10. With 177 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played retro games.
8.9
13,676
1,354

177
players

6. The Messenger

As a demon army besieges his village, a young ninja ventures through a cursed world, to deliver a scroll paramount to his clan’s survival. What begins as a classic action platformer soon unravels into an expansive time-traveling adventure full of thrills, surprises, and humor. The Messenger is a game developed and published by . Released on August 30th 2018 has received 11,860 reviews of which 11,059 were positive and 801 were negative resulting in an impressive rating of 9.1 out of 10. With 111 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played retro games.
9.1
11,059
801

111
players

7. Baldi's Basics Classic Remastered

Escape Baldi's schoolhouse again in this new remastered version of Baldi's Basics Classic! Use stealth and strategy to collect all 7 notebooks and win! Featuring three games in one, gameplay improvements, a more authentic art style, accessibility improvements, and brand new ways to play! Baldi's Basics Classic Remastered is a game developed and published by . Released on October 21st 2022 has received 12,662 reviews of which 11,719 were positive and 943 were negative resulting in an impressive rating of 9.0 out of 10. With 106 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played retro games.
9.0
11,719
943

106
players

8. Mouthwashing

The five crew members of the Tulpar are stranded in the empty reaches of space, shrouded in perpetual sunset. God is not watching. Mouthwashing is a game developed and published by . Released on September 26th 2024 has received 29,864 reviews of which 28,745 were positive and 1,119 were negative resulting in an impressive rating of 9.4 out of 10. The game currently holds the #8 spot among the most played retro games.
9.4
28,745
1,119

96
players

9. Sonic Mania

Sonic Mania is an all-new adventure with Sonic, Tails, and Knuckles full of unique bosses, rolling 2D landscapes, and fun classic gameplay. Sonic Mania is a game developed and published by . Released on August 29th 2017 has received 26,131 reviews of which 24,500 were positive and 1,631 were negative resulting in an impressive rating of 9.2 out of 10. The game currently holds the #9 spot among the most played retro games.
9.2
24,500
1,631

84
players

10. Lunacid

Cast into the Great Well, unwanted by the world above. You delve the dark in search of the Old One, your last salvation. Lunacid is a dark fantasy dungeon crawler inspired by Shadow Tower and King’s Field. Lunacid is a game developed and published by . Released on October 30th 2023 has received 8,827 reviews of which 8,037 were positive and 790 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #10 spot among the most played retro games.
8.8
8,037
790

84
players