Hungry Dragon: by Hungry Shark

This is a casual, portrait-oriented game where players control a dragon to eat and grow, playable offline and in short sessions. Monetization is fair with optional ads and earnable in-game currency, making it suitable for players looking for a relaxing, solo experience with high replay value. It's also one-handed friendly and can be played with the sound off, making it a good choice for quick play sessions anytime.