Learn advanced techniques for boosting replay value, from dynamic difficulty adjustment to community features
If you want to increase your games replayability, I think the best option is to add more choices, more branching, more ROsjust more content in general to make people actually want to replay your game.

As we can see from the illustration, Increase Cage Replay Value has many fascinating aspects to explore.
Learn effective strategies to maximize replay value in your games, from dynamic environments to complex player choices, and keep your players engaged.

For singleplayer games, what gives me the most replay value is management games where each save provides some variation that motivates you again, like Football manager and rimworld. The gameplay on these games generally involves more thinking than timed inputs.