Grim Defender: Castle Defense
Grim Defender: Castle Defense Summary
Grim Defender: Castle Defense is a ad-supported, with in-app purchases Android app in Strategy by BYTEGHOUL GAMES. Released in Aug 2017 (8 years ago). It has about 2.6M+ installs and 29K ratings with a 4.44★ (good) average. Based on AppGoblin estimates, it reaches roughly 10.3K monthly active users and generates around $<10K monthly revenue (56% IAP / 44% ads). Store metadata: updated Dec 22, 2025, version 94.
Recent activity: 2.4K installs this week (8.9K over 4 weeks) showing steady growth , and 19 new ratings this week View trends →
Advertising: AppGoblin detected 1.00 monetized ad creatives shown inside the app.
Data tracking: SDKs and third-party integrations were last analyzed on Jan 21, 2026. The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Jun 12, 2026.
Store info: Last updated on Google Play on Dec 22, 2025 (version 94).
4.44★
Ratings: 29K
Screenshots
App Description
Upgrade and defend your castle against endless waves of evil monsters
Defender! Are you ready to defend your castle? In this fast paced castle defense game you requires strategy and skill. Endless hours of action await you! Upgrade and grow your castle, defend against endless waves of monsters, gather resources, improve your defense, equip and combine dozens of crossbows, spells, traps, modules and legendaries to grow stronger and stronger.
The dark army does not sleep and is preparing attack after attack. Defend, fight back and kill the dark hordes - send the monsters back to the dungeon where they came from.
Controls are simple: tap and hold the screen to shoot with your crossbows, drag and drop spells on monsters and strategically position traps. Grow your income and use gold, rubies and darkgold that you collect from monsters to create the best weapon combination. Grim Defender is praised for its diversity, endless equipment combinations, depth and fun gameplay. Enjoy huge action loaded battles with hundreds of enemies on the battlefield.
Endless levels, tons of upgrades, items, legendaries and infinite combinations
Challenging gameplay through endless levels and different game modes. Craft and customize your defense as you like. Non-linear defense and upgrade setup, hundreds of viable builds. Freely combine items to build the best defense, place explosives, lightning or stasis traps to destroy your enemies or use a cool strategy and maze up using palisades. Use fire, ice, lightning or pushback spells as well as powerful crossbows combined with modules to stop the dark monsters. Upgrade your bow to shoot stronger arrows, improve your modules to deal more damage, use multishot or have splintershot. Upgrade your castle wall, buy more defense turrets and magic towers or add an automatic turret to your castle! Choose active play to grind resources in endless mode or use the auto turret to idle grind money.
Lots of unique enemies, crazy monsters and bosses
Fight your way from easy zombies and skeletons to cannons, palisades and powerful epic boss monsters - can you defeat the strongest of dragons? Kill all bosses and become a legendary defender!
Dailies, quests and global leaderboards with other players
See how other players defend their castle and compete in global leaderboards. Participate in the season system: a fresh leaderboard is started every few month to create a fair compet

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