Top 10 · Sierra On-Line, Inc.

The 10 best Sierra On-Line, Inc. games

The 10 best Sierra On-Line, Inc. games, as the players of dos.games rate them. King's Quest I: Quest for the Crown (1987) leads the list, ahead of Police Quest: SWAT and King's Quest II: Romancing the Throne.

Every game on the list plays in your browser, with nothing to install. The order comes from players' ratings and real play time, so it moves as people play.

Updated October 28, 2026How the lists are ranked

35Sierra On-Line, Inc. games in the archive
10 of 10Play in your browser
3.4Score of #1, out of 5

1. King's Quest I: Quest for the Crown (1987)
1987 · Sierra On-Line, Inc. · Adventure
3.4 out of 5Played all the time
King's Quest is an adventure game where you play Sir Graham, a brave knight who is sent on a quest to retrieve three treasures that were stolen by deception and stealth: a shield that protects its bearer from invaders, a mirror that foretells the future, and a treasure chest that is forever filled with gold.
Play now: King's Quest I: Quest for the Crown (1987)About the game
2. Police Quest: SWAT
1995 · Sierra On-Line, Inc. · Action
3.3 out of 5Played a lot
Police Quest and SWAT are a series of police simulation video games produced and published by Sierra On-Line between 1987 and 1998.
Play now: Police Quest: SWAT About the game
3. King's Quest II: Romancing the Throne
1987 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played a lot
After having recovered the three treasures, King Graham has been crowned king.
Play now: King's Quest II: Romancing the Throne About the game
4. Gabriel Knight: Sins of the Fathers
1993 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played a lot
Step into the world of Gabriel Knight, a wise-cracking bookstore owner and would-be author.
Play now: Gabriel Knight: Sins of the Fathers About the game
5. King's Quest IV: The Perils of Rosella
1988 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played a lot
King Graham and Queen Valanice were glad to have their children back.
Play now: King's Quest IV: The Perils of Rosella About the game
6. Leisure Suit Larry 7: Love for Sail!
1996 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played all the time
Love for Sail!
Play now: Leisure Suit Larry 7: Love for Sail!About the game
7. King's Quest III: To Heir is Human
1986 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played a lot
King Graham and Queen Valanice had two children, Alexander and Rosella, and the kingdom was once peaceful.
Play now: King's Quest III: To Heir is Human About the game
8. Leisure Suit Larry in the Land of the Lounge Lizards
1987 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played a lot
Leisure Suit Larry in the Land of the Lounge Lizards is the first game in Al Lowe's Leisure Suit Larry series, largely inspired by the text adventure Softporn Adventure.
Play now: Leisure Suit Larry in the Land of the Lounge Lizards About the game
9. Leisure Suit Larry 3: Passionate Patti in Pursuit of the Pulsating Pectorals
1989 · Sierra On-Line, Inc. · Adventure
3.3 out of 5Played a lot
Passionate Patti in Pursuit of the Pulsating Pectorals!
Play now: Leisure Suit Larry 3: Passionate Patti in Pursuit of the Pulsating Pectorals About the game
10. Leisure Suit Larry: In the Land of the Lounge Lizards (SCI Remake)
1991 · Sierra On-Line, Inc. · Adventure
3.2 out of 5Played a lot
Leisure Suit Larry 1: In the Land of the Lounge Lizards is a remake of the first game in the Leisure Suit Larry series.
Play now: Leisure Suit Larry: In the Land of the Lounge Lizards (SCI Remake)About the game

Ranks 11–20

More great Sierra On-Line, Inc. games

11. Leisure Suit Larry 5: Passionate Patti Does a Little Undercover WorkSierra On-Line, Inc. · Adventure · 1991Played a lot
A lot
3.2 out of 5
12. Police Quest 3: The KindredSierra On-Line, Inc. · Adventure · 1991Played a lot
A lot
3.2 out of 5
13. Quest For Glory II: Trial By FireSierra On-Line, Inc. · Adventure · 1990Played a lot
A lot
3.2 out of 5
14. Quest For Glory IV: Shadows of DarknessSierra On-Line, Inc. · Adventure · 1993Played a lot
A lot
3.2 out of 5
15. Jones in the Fast Lane (Enhanced CD-ROM)Sierra On-Line, Inc. · Simulation · 1992Played a lot
A lot
3.2 out of 5
16. Leisure Suit Larry 6: Shape Up or Slip Out!Sierra On-Line, Inc. · Adventure · 1993Played a lot
A lot
3.2 out of 5
17. Space Quest VI: Roger Wilco in the Spinal FrontierSierra On-Line, Inc. · Adventure · 1995Played a lot
A lot
3.2 out of 5
18. King's Quest VII: The Princeless BrideSierra On-Line, Inc. · Adventure · 1994Played a lot
A lot
3.2 out of 5
19. Police Quest 2: The VengeanceSierra On-Line, Inc. · Adventure · 1988Played a lot
A lot
3.2 out of 5
20. Police Quest: In Pursuit of the Death Angel (SCI Remake)Sierra On-Line, Inc. · Adventure · 1992Played a lot
A lot
3.2 out of 5

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Questions

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How Best DOS Games are ranked

What is the best Sierra On-Line, Inc. game?

King's Quest I: Quest for the Crown (1987) (1987, Sierra On-Line, Inc.) is the best Sierra On-Line, Inc. game by our players' ratings, ahead of Police Quest: SWAT and King's Quest II: Romancing the Throne. The ranking follows players' ratings and real play time, so it changes as people play.

Can I play these Sierra On-Line, Inc. games online?

Yes. 10 of the games on this list play free in your browser on dos.games, with no download and no emulator to set up. Press Play on any of them; your progress can be saved.

How many Sierra On-Line, Inc. games are there on dos.games?

35. This list ranks the best 10 in full and the next ones below them; the catalogue has every one, with filters for year, studio and more.

Which year had the most great Sierra On-Line, Inc. games?

1987. 3 of the games on this list came out that year: King's Quest I: Quest for the Crown (1987), King's Quest II: Romancing the Throne and Leisure Suit Larry in the Land of the Lounge Lizards.

How is this list ranked?

With the same score as our Best DOS Games ranking: players' ratings, pulled toward the archive's own rating while a game has few of them, plus a small bonus for the games people actually keep playing. No editor and no sponsor decides a place.