- This article is about the difficulty on various tracks. It is not to be confused with Difficulty.
Track Difficulty is how hard or challenging a track is, according to the developers. This was introduced in BTD4 and was also in BTD4 Expansion. There are 5 track difficulties: Beginner, Intermediate, Advanced, Expert, and Extreme (introduced in Bloons TD 4 iOS).
Bloons Tower Defense 4[]
In the computer version of Bloons TD 4, there are 9 tracks: 3 beginner, 3 intermediate, 2 advanced, and 1 expert. (asterisk * = available in iOS games, while plus sign + = available in BTD5 Deluxe)
- Beginner
- Intermediate
- Advanced
- Expert
Note: Military Base is a track in Bloons TD 4 iOS and in Bloons TD 5 Deluxe.
Bloons Tower Defense 4 Expansion[]
In Bloons TD 4 Expansion, there is 1 track for each track difficulty. Although, the Premium Tracks from BTD4 are included in BTD4 Expansion, adding to the track total (see below for the premium tracks). Here are the 4 "base" tracks (asterisk * = available in iPhone game):
- Beginner
- Intermediate
- Advanced
- Expert
Premium Tracks (BTD4)[]
Among the premium tracks of Bloons TD 4, there are 7 tracks: 1 beginner, 2 intermediate, 2 advanced, and 2 expert. There is also a Track Pack that includes all the tracks of the premium tracks at a discounted price. (asterisk * = available in iPhone game while plus sign + = available in BTD5 Deluxe)
- Beginner
- Intermediate
- Advanced
- Expert
Bloons Tower Defense 5[]
In Bloons TD 5, there are 41 tracks:
- Beginner
- Monkey Lane
- Park Path
- The Rink (added on Feb 2, 2012)
- Space Truckin' (added on Aug 30, 2012)
- Z Factor (added on Dec 13, 2012)
- Brick Wall (added on Jan 31, 2013)
- Pumpkin Patch (added on Oct 25, 2013)
- Maze (added on Oct 25, 2013)
- Fireworks (added on Aug 28, 2013)
- North Pole
- 3 Times Around (added on Dec 19, 2013)
- Lobby (added on Mar 19, 2014)
- ...
- Snowy Backyard (added Dec 13, 2016)
- Intermediate
- Bloon Circles
- Archipelago
- Snake River (added on Apr 4, 2012)
- Dockside (added on Jul 19, 2012)
- Slalom (added on Sep 6, 2012)
- Jungle (added on Jun 13, 2013)
- Country Road (added on Aug 28, 2013)
- Ice Flow (added on Dec 19, 2013)
- Lava Fields (added on Dec 19, 2013)
- Water Hazard (added on Feb 7, 2014)
- ...
- Advanced
- Mount Magma
- Switch
- Lightning Scar (added on May 10, 2012)
- Downstream (added on Nov 8, 2012)
- The Eye (added on Dec 13, 2012)
- The Great Divide (added on May 1, 2013)
- Scorched Earth (added on Oct 25, 2013)
- Rink Revenge (added on Dec 19, 2013)
- Dune Sea (added on Feb 7, 2014)
- Crypt Keeper
- ...
- Expert
- Clock (unlocked at Rank 28)
- Tunnels (unlocked at Rank 32, added on Aug 28, 2013)
- Castle (unlocked at Rank 34)
- Death Valley (unlocked at Rank 40, added on Aug 3, 2012)
- Drag Strip (unlocked at Rank 41, added on Aug 16, 2012)
- Tree Tops (unlocked at Rank 43, added on Oct 25, 2013)
- Runway (added on Dec 19, 2013)
- Down the Drain (unlocked at Rank 45, added on Mar 19, 2014)
- ...
- Extreme
- Main Street (unlocked at Rank 50, added on May 10, 2012)
- Bloontonium Lab (unlocked at Rank 60, added on Apr 4, 2012)
- ...
Bloons Tower Defense 5 Deluxe[]
Bloons TD 5 Deluxe has all the tracks in BTD5, four from BTD4, and six new tracks:
- Beginner
- Intermediate
- Advanced
- Expert
Bloons Tower Defense 5 iOS[]
There are 5 new tracks for Bloons TD 5 Mobile. It also has all the tracks from Bloons TD 5.
- Beginner
- Intermediate
- Bloon of Clubs
- Workshop (added on Mar 22, 2013)
- Advanced
- Expert
Bloons Tower Defense 6[]
In Bloons TD 6 there are currently 58 tracks.
- Beginner
- Intermediate
- Advanced
- Expert
Bloons Adventure Time TD[]
In Bloons Adventure Time TD, there are currently 67 tracks, 55 of them are accessible without owning premium characters beforehand (asterisk * = premium track). Unlike tracks from the main BTD series, BATTD uses skulls to designate track difficulties, ranging from one to five skulls. One or two-skull difficulty tracks are roughly equivalent to Beginner tracks, while three, four, and five skull tracks can be considered Intermediate, Advanced, and Expert tracks respectively.
- All Aboard*
- Candy Fountain
- Chasm of the Deep
- Fool's Cave*
- Forest Home
- Ice King's Throne Room
- Lava Pools
- Picnic Time*
- Pizza Sassy's*
- Back Door
- Behind the Scenes
- Bridge and Tower
- Candy Forest
- Candy Convenience Store
- Candy Kingdom Streets
- Crown Capers
- Crying Mountain
- Crystal Ants*
- Desert of Wonder
- Fire Kingdom Castle
- Fish Parliament
- Flame Kitchen
- Floating
- Heirophant's Forest*
- Lady's House*
- Lemongrab Fortress
- Make Out Point*
- Mountain Path
- Mystery Doors
- Path Choice
- River Run
- Tear Drops
- Train Armory*
- Underwater Mall
- Underwater Trench
- Wizard Royale
- Black Ice
- Candy Dungeon
- Candy Graveyard
- Chamber of the Frozen Blades
- Crystal Cave
- Empress Throne*
- Fire Trap
- Giant Skull
- Igloos
- Infinity*
- Loch of Phantoms
- Lumpy House
- Over-Throne Room
- Parking Lot
- Pep But's Lab*
- Reconditioning Chamber
- Roughhouser Village
- Showtime
- Sinister Caves
- Supermonkey Villa
- Wrecked Boat