Embark on a challenging space exploration mission as a probe girl in a near-future setting. This narrative-driven game offers a complete experience without mandatory ads or in-app purchases, allowing for casual play.






9+ similar games compared and reviewed
Looking for something like Sinclair's Notebook? We've analyzed 9+ similar apps and games to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

















Embark on a challenging space exploration mission as a probe girl in a near-future setting. This narrative-driven game offers a complete experience without mandatory ads or in-app purchases, allowing for casual play.


Explore surreal and unsettling artwork to uncover hidden details and solve mysteries. Tap to identify oddities, with a hint system available for assistance. This game challenges your observation and imagination.




Navigate a derelict spaceship, outsmarting a malevolent AI. Manage your dwindling oxygen and overcome environmental hazards and traps in this chilling horror puzzle adventure. The first chapter is available now, with future content planned.




Experience a heartwarming visual novel adventure set just before Christmas. Follow the story of a lonely individual visited by a mysterious girl claiming to be Santa Claus. This game offers a fully voice-acted experience with a charming narrative.


Experience a classic Shakespearean tragedy reimagined as a story-based thriller drama in East Asia. Your choices will shape Prince Hamlet's fate, leading to over 20 different dramatic endings. Explore hidden stories and meet rich characters in this immersive visual novel.