Girls Evo: Idle RPG

This is a solo, idle RPG that can be played one-handed in short sessions, making it highly interruptible and suitable for quick breaks. While the game is free-to-play and offers a fair amount of content for non-paying players, some monetization aspects may feel pay-to-win. It's a good fit for players looking for a low-stress, low-demand game with continuous progression that can be played offline.