Bloons Adventure Time TD
Strategy · ninja kiwi
Bloons Adventure Time TD screenshots
If you have spent any time with a tower defense game and you know the Adventure Time cast, this one is built for you. Bloons Adventure Time TD takes the Bloons formula and moves it into the Land of Ooo, where Finn, Jake, Princess Bubblegum, Marceline and a set of original monkey heroes stand between the Bloons and everything else. The crossover pulls two very different audiences into the same game.
What you get for a free download is a lot of content: more than 15 adventures, 50 maps, a story with the animated series' voice cast, and a collection system that runs into the hundreds of items. The game has been installed over 10 million times and sits at a 4.5 average from roughly 99,000 ratings, which tells you the formula has held up for a broad audience. It is rated for Everyone, and the structure is simple enough that a younger player can pick it up while an older one digs into the numbers behind each defense.
Two franchises, one defense line
The appeal here is not just that Bloons and Adventure Time share a screen. It is that the crossover changes what you are defending and who is doing the defending. Instead of anonymous towers, you place named characters with their own personalities, and the monkeys from Ninja Kiwi's side of the family sit alongside them as recruitable heroes. Captain Cassie, C4 Charlie and Sai the Shadow are original to this game rather than pulled from the show, which gives the roster a mix of familiar faces and new ones.
That combination matters more than it sounds. A tower defense game lives or dies on whether you care about the pieces you are placing, and recognizable characters with distinct roles give you a reason to experiment beyond raw stats. The developer also brought in the animated series' voice cast for the story, so the campaign carries the tone of the show rather than feeling like a reskin of an existing defense game.
The result is a game that reads as a genuine collaboration rather than a licensed coat of paint. If you have played a Bloons game before, the rhythm will feel familiar; if you came for the Adventure Time side, there is enough of the show's character in the heroes and the story to make the jump worthwhile.
Heroes, allies and what you place on the map
Your defense is built from two layers. The first is your heroes: Finn, Jake, Princess Bubblegum, Marceline and the monkey recruits, each of whom you bring into a map and develop over the course of a run. The second is your allies, and there are more than 50 of them, including BMO, The COBRA and Lumpy Space Princess. Allies add bodies and effects to the field without taking up the hero slot, which is where a lot of the tactical decisions live.
Around those two layers sits an equipment system with more than 200 weapons and items drawn from both franchises. Gear is how you push a hero toward a particular job, and with that many pieces the collection side of the game becomes a long-term project in its own right. You are not just picking a character; you are deciding what that character carries into a given map.
On top of the placement and gear, there are more than 30 powers you can fire off during a run. These are the panic buttons and the finishers, the moments where a wave that looked lost turns around. Between heroes, allies, equipment and powers, there is a lot to manage on a single map, and the game gives you the tools to approach the same defense in several different ways.
Fifteen adventures across fifty maps
The campaign is the spine of the game. There are more than 15 adventures spread across 50 maps, and the story is told with the show's voice cast rather than through text alone. That is a substantial amount of hand-built content for a free tower defense game, and it gives the progression a shape beyond simply clearing harder waves.
New adventures have continued to arrive. The most recent one adds Lumpy Space as a kingdom, with Lumpy Space Princess trying to reach the promcoming dance, and the entrance sits in the forest south of Lemongrab. That kind of update is a good sign: the world keeps growing rather than staying fixed at release.
Alongside the new content, the developer has adjusted the balance of several characters to keep runs interesting, and the latest update carries a batch of bug fixes. Balance tweaks are the sort of thing that matters most in a game with this many heroes and items, because a single overpowered combination can flatten the whole map list.
What it costs and what that means
The game is free to download and carries ads, and it also offers in-app purchases. The developer is upfront that some in-game items can be bought with real money, and notes that purchases fund development updates and new games. If you would rather not spend, in-app purchases can be disabled in your device settings.
There is also a terms acceptance step in the game. That is worth knowing before you start, particularly if you are setting the game up for someone else.
None of this is unusual for a free mobile game, but it is the part of the package that shapes how you play. A player who ignores purchases entirely will still have the campaign, the maps and the collection to work through; a player who spends will move through the same content with more options available.
Who this fits
The clearest fit is someone who already enjoys tower defense and wants a version with characters they recognize. The Bloons side supplies the mechanics, the Adventure Time side supplies the reason to care about which hero is standing where, and the two together give the game a personality that a generic defense title would not have.
It also suits players who like collecting. If you prefer a tight, short experience, the scale here works against that: this is a game built to be played over months, not an evening.
Families have a reasonable case for it too. The content rating is Everyone, the premise is cartoonish rather than grim, and the tower defense loop is easy to explain. The presence of ads and purchases is the main thing to weigh if a younger player will be the one holding the device.
The case for installing it
Bloons Adventure Time TD is a well-established free game with a large content library, a recognizable cast and a steady update history. The 4.5 average across roughly 99,000 ratings suggests the formula has landed with the people who play it, and the continued adventure releases show the developer is still investing in the world.
My recommendation is straightforward: if you want a tower defense game with depth in its hero and equipment systems, and you have any affection for Adventure Time, this is an easy install. The free download, the ads and the optional purchases are the trade-offs you accept in exchange for the amount of content on offer.
If you are looking for something you can finish in a weekend, or you would rather not deal with ads and in-game purchases at all, the shape of this game will not suit you. For everyone else, there is a lot of Ooo to defend.
The short verdict
A generous free tower defense game that gives Adventure Time fans a long, character-driven campaign to work through.
What's new in version 1.7.7
* Contains bugfixes Update 1.7 - Promcoming! It’ll take more than a Bloon invasion to stop Lumpy Space Princess attending the promcoming dance! Help her clear a path to the dance in an all new adventure set in a brand new kingdom: Lumpy Space! You can find the entrance to Lumpy Space in the forest south of Lemongrab. We've also adjusted the balance of a few characters to make the game more fun, plus fixed a whole bunch of pesky bugs. Have fun!
App specs
- Version1.7.7
- UpdatedOctober 1, 2025
- Downloads10M+
- RequiresAndroid 5.0+
- PriceFree
- Age ratingEveryone
Bloons Adventure Time TD: frequently asked questions
Is Bloons Adventure Time TD free to play?
Yes, the game is free to download. The app shows ads, and some items inside it can be bought with real money. The developer notes that those purchases fund updates and new games, and that in-app purchases can be disabled in your device settings if you prefer not to spend.
How many maps and adventures are in the game?
There are more than 15 adventures spread across 50 maps, and the story features the voice cast of the animated series. The developer has continued to add to this, with a recent update introducing Lumpy Space as a new kingdom and a promcoming-themed adventure for Lumpy Space Princess.
What characters can I play as?
You can use Adventure Time characters including Finn, Jake, Princess Bubblegum and Marceline, alongside monkey heroes created for the game such as Captain Cassie, C4 Charlie and Sai the Shadow. Beyond the heroes, there are more than 50 allies to build your defenses with, among them BMO, The COBRA and Lumpy Space Princess.
How does equipment work?
Over 200 weapons and items from both series can be equipped on heroes. Alongside those, there are over 30 powers you can use during a run. Between gear and powers, the game gives you several ways to shape the same defense.
Why does the game ask me to accept terms?
The game asks you to review and accept its Terms of Service and Privacy Policy in-game, and according to Ninja Kiwi, that acceptance is what allows cloud saving so your game progress is protected.
Pros
- Free to download with a large campaign
- Adventure Time cast with original voice work
- Over 200 weapons and items to collect
- More than 50 allies and 30 powers
- Still receiving new adventures and balance fixes
Cons
- Contains ads
- Offers in-game purchases with real money
- Terms acceptance needed for cloud save
- Large content library takes time to work through
Download Bloons Adventure Time TD
by ninja kiwi
Free · In-app purchases · Contains ads · Official store listings