Games like QuestAway
Games like QuestAway include Melvor Idle, Idle Champions of the Forgotten Realms, Slime Rancher 2, Palia, and Infinity Nikki. We matched them by the tags players give QuestAway on Steam (Casual, RPG, Idler, 3D, and Colorful): closest matches first, and among equally close ones the better-known games.

Melvor Idle
Shared: RPG · Casual · Idler

Idle Champions of the Forgotten Realms
Shared: Idler · Free to Play · RPG

Slime Rancher 2
Shared: Cute · Colorful · Singleplayer

Palia
Shared: Free to Play · Casual · Crafting

Infinity Nikki
Shared: Casual · RPG · Cute

FANTASY LIFE i: The Girl Who Steals Time
Shared: Casual · RPG · Cute

Stardew Valley
Shared: RPG · Crafting · Casual

Slime Rancher
Shared: Cute · Colorful · Singleplayer

Mirror 2: Project X
Shared: 3D · RPG · Casual

WEBFISHING
Shared: Casual · Cute · 3D

Shop Titans
Shared: Idler · Crafting · RPG

Deskrawl: Idle ARPG
Shared: Idler · Casual · 3D

Ooblets
Shared: Casual · RPG · Cute

Potion Craft: Alchemist Simulator
Shared: Crafting · Singleplayer · Casual

Placid Plastic Duck Simulator
Shared: Casual · Cute · 3D

Kabuto Park
Shared: Casual · Cute · RPG

Hello Kitty Island Adventure
Shared: Casual · Cute · Colorful

Dragon Cliff
Shared: RPG · Idler · Casual

Chill with You : Lo-Fi Story
Shared: Casual · Idler · Cute

My Time at Portia
Shared: RPG · Casual · Crafting

Cat Quest
Shared: RPG · Cute · Casual

Dressmaker
Shared: Crafting · Casual · Singleplayer

Berry Bury Berry
Shared: 3D · Casual · Colorful

ATLYSS
Shared: RPG · Cute · 3D