# Idle Kingdom Defense

Command heroes and archer corps in large castle-defense battles, with rewards stacking up while the game is closed.

- Developer: STORMX
- Released: 2021
- Platforms: Mobile
- Idle rating (0 active, 100 idle): 75
- Offline progress: yes
- Price: f2p
- Status: dormant
- Last update: Sep 16, 2025
- Tags: idle, tower-defense, fantasy, combat

## Where to play
- App Store: https://apps.apple.com/us/app/idle-kingdom-defense/id1589164531

## Questions
### Does Idle Kingdom Defense have offline progress?
Yes. Idle Kingdom Defense keeps producing while the game is closed, and you collect the progress when you come back.

### Is Idle Kingdom Defense an idle game or an active one?
Leans idle: we rate it 75 on a scale where 0 means fully active and 100 means it plays itself. Checking in a few times a day is enough.

### Is Idle Kingdom Defense still being updated?
Not recently. The most recent update we've seen was on Sep 16, 2025. That isn't a verdict on quality: many incrementals are complete as they are.

### Is Idle Kingdom Defense free?
Idle Kingdom Defense is free to play, with optional in-game purchases.

### Where can you play Idle Kingdom Defense?
Idle Kingdom Defense is available on mobile.

### What games are like Idle Kingdom Defense?
Fortress Saga: Idle AFK RPG, F Class Adventurer: AFK RPG and Endless Frontier - RPG share the most with it. Fortress Saga: Idle AFK RPG: also idle, fantasy, combat.

Source: https://incrementalgames.org/game/idle-kingdom-defense (IncrementalGames.org, facts from the developer's description)