Days Bygone - Castle Defense
Action In-app purchases Contains ads
Defend your castle! Each day is tougher than the next! Will you survive?
- Rating
- 4.7
- 67K ratings
- Downloads
- 5.2M+
- on Google Play
- Price
- Free
- In-app purchases
- Updated
- Oct 23
- 2026 · v2.10.1a
Screenshots
About Days Bygone - Castle Defense
Join the Defender in this endless castle defense game with a twist! Endless hours of non-stop action, growing your castle and going against endless waves, infinite stages and a growing competitive leaderboard.
The endless waves will not rest. Conquer the battlefield with knights and heroes! Upgrade your defenses in order to withstand the horde! As you grow, your heroes grow too! In this game of constant growth, strategy is key.
▶ Endless Defense!
Infinite levels with endless waves means endless fun & non-stop action! Day 1? Day 10? Day 100? Day 1000? No problem! Fend off the endless waves!
▶ Grow Castle!
Accumulate Gold and Elixir in order to grow your castle! Endless amounts of stats, spells and skills to upgrade! The possibilities are endless, strategy is key.
▶ Idle Defender!
Idle/Offline gains whenever you take a break! Progress is made in and out of the game! Watch your tower grow with insane idle progression and rewards!
▶ Rich In Content!
⚔️ 8+ Unique STAT Upgrades!
⚔️ 15+ Devastating SPELLS!
⚔️ 20+ Unique WEAPON to Discover!
⚔️ 20+ Loyal HEROES to Summon!
⚔️ 25+ Unique SKILLS to Uncover!
▶ Fun-filled Gamemodes!
🗝️ Dungeon Defense - Enter the Dungeon to obtain Keys!
🦴 Epic Adventures - Go on Expeditions to uncover Fossils!
The easy days are gone. Do whatever it takes to survive and crush the endless waves in the most addictive and epic dungeon defense game of all time. Fight the endless waves before days gone! Be the best castle defender! What are you waiting for? Don't keep the Defender waiting!
List of credits and attributions available in-game and the following link:
Days Bygone - Castle Defense
The endless waves will not rest. Conquer the battlefield with knights and heroes! Upgrade your defenses in order to withstand the horde! As you grow, your heroes grow too! In this game of constant growth, strategy is key.
▶ Endless Defense!
Infinite levels with endless waves means endless fun & non-stop action! Day 1? Day 10? Day 100? Day 1000? No problem! Fend off the endless waves!
▶ Grow Castle!
Accumulate Gold and Elixir in order to grow your castle! Endless amounts of stats, spells and skills to upgrade! The possibilities are endless, strategy is key.
▶ Idle Defender!
Idle/Offline gains whenever you take a break! Progress is made in and out of the game! Watch your tower grow with insane idle progression and rewards!
▶ Rich In Content!
⚔️ 8+ Unique STAT Upgrades!
⚔️ 15+ Devastating SPELLS!
⚔️ 20+ Unique WEAPON to Discover!
⚔️ 20+ Loyal HEROES to Summon!
⚔️ 25+ Unique SKILLS to Uncover!
▶ Fun-filled Gamemodes!
🗝️ Dungeon Defense - Enter the Dungeon to obtain Keys!
🦴 Epic Adventures - Go on Expeditions to uncover Fossils!
The easy days are gone. Do whatever it takes to survive and crush the endless waves in the most addictive and epic dungeon defense game of all time. Fight the endless waves before days gone! Be the best castle defender! What are you waiting for? Don't keep the Defender waiting!
List of credits and attributions available in-game and the following link:
Days Bygone - Castle Defense
What’s new
Version 2.10.1a · Updated October 23, 2026
- Halloween Event Returns 29 Oct - 9 Nov! - Bugfixes and improvements
Play today's Sudoku puzzle
A quick 6×6 Sudoku every day; levels grow to the classic 9×9. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.
User reviews
Yeet
The game is great over all, just wish the gear could be sold for more. Or at least the legendary gear be able to be sold for more.
Good game
I like it
Good
Fun little game. Real sense of progress.
Frequently asked questions
What type of game is Days Bygone - Castle Defense?
Days Bygone - Castle Defense is an endless castle defense game with a twist.
What is the objective of the game?
The objective of the game is to defend your castle against endless waves of enemies and grow your castle and heroes through upgrades in order to withstand the horde.
Is there an end to the game?
No, there is no end to the game. It has infinite levels with endless waves.
How do you grow your castle?
You grow your castle by accumulating Gold and Elixir and upgrading its stats, spells, and skills.
Is the game playable offline?
Yes, the game has an idle/offline feature that allows for progress to be made even when not actively playing the game.
What are the different types of content available in the game?
The game has 8+ unique stat upgrades, 15+ devastating spells, 20+ unique weapons to discover, 20+ loyal heroes to summon, and 25+ unique skills to uncover.
Are there different gamemodes in the game?
Yes, the game has different gamemodes such as Dungeon Defense and Epic Adventures.
Alternatives to Days Bygone - Castle Defense
Looking for apps like Days Bygone - Castle Defense? Here are 6 similar Android apps on Google Play. The highest rated is Summoners Greed: Knight Legend (4.8/5), and all 6 are free to download.
-
Reactor - Energy Sector Tycoon 4.5
-
Grow Castle - Tower Defense 4.4
-
Dungeon of Gods 4.0
-
Postknight 2 4.2
-
Summoners Greed: Knight Legend 4.8
-
Otherworld Legends 4.5
| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Days Bygone - Castle Defense | 4.7 / 5 | Free | 5,000,000+ | Oct 23, 2026 | |
| Reactor - Energy Sector Tycoon | 4.5 / 5 | Free | 5,000,000+ | Jul 20, 2026 | Compare |
| Grow Castle - Tower Defense | 4.4 / 5 | Free | 10,000,000+ | Oct 20, 2026 | Compare |
| Dungeon of Gods | 4.1 / 5 | Free | 1,000,000+ | Apr 14, 2026 | Compare |
| Postknight 2 | 4.2 / 5 | Free | 1,000,000+ | Oct 8, 2026 | Compare |
| Summoners Greed: Knight Legend | 4.8 / 5 | Free | 10,000,000+ | Oct 29, 2026 | Compare |
| Otherworld Legends | 4.5 / 5 | Free | 10,000,000+ | Sep 2, 2026 | Compare |
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