Upgrades

Upgrades are purchasable items that are bought with money. They give the tower that they are bought for an improvement.

• BTD1/BTD2 upgrade
• BTD3 upgrade
• BTD4 upgrade
• BTD5 upgrade
• BTD6 upgrade (in upgrade menu)
• BTD1/BTD2 upgrade (Can't Afford)
• BTD3 upgrade (Can't Afford)
• BTD4 upgrade (Can't Afford)
• BTD5 upgrade (Can't Afford)
• BTD1/BTD2 upgrade (Bought)
• BTD3 upgrade (Bought)
• BTD4 upgrade (Bought)
• BTD5 upgrade (Bought)
• BTD5 maximum upgrades message
• BTD5 upgrade locked message (Deflation/Daily Challenges)
• BTD5 upgrade requiring XP to unlock
• BTD5 unlock at rank ## message
• BTD5 path closed message
• BTD5 unupgraded message
• BTD4 unupgraded message

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Upgrades

Bloons Tower Defense 3

Dart Monkey

Upgrades:

• Long Range Darts: Increases the range of your Dart Monkey. Costs $75 on Easy, $90 on Medium and $95 on Hard.
• Extra Long Range Darts: Gives the monkey even more throwing distance. Costs $75 on Easy, $90 on Medium and $95 on Hard.
• Piercing Darts: Pops 3 bloons instead of 2. Costs $120 on Easy, $145 on Medium and $150 on Hard.
• ​​​​​Razor Darts: Pops 3 bloons instead of 2. Costs $100 on Easy, $120 on Medium and $130 on Hard.

Tack Shooter

Upgrades:

• Faster Shooting: Makes tack shoot faster. Costs $170 on Easy, $205 on Medium and $215 on Hard.
• Blade Shooter: Shoots blades instead of tacks! Costs $155 on Easy, $185 on Medium and $195 on Hard.
• Extra Range: Covers a larger area than normal. Costs $85 on Easy, $100 on Medium and $110 on Hard.
• Super Range: Covers a huge area! Costs $85 on Easy, $100 on Medium and $110 on Hard.

Boomerang Thrower

Upgrades:

• Multi Target: Boomerang will hit up to 5 bloons at once. Costs $230 on Easy, $275 on Medium and $290 on Hard.
• Glaive Thrower: Glaives slice through up to 8 bloons at once! Costs $240 on Easy, $285 on Medium and $300 on Hard.
• Sonic Boom: Sonic boomerangs smash through frozen bloons. Costs $130 on Easy, $155 on Medium and $160 on Hard.
• Thermite: Thermite can melt through lead bloons. Costs $100 on Easy, $120 on Medium and $130 on Hard.

Spike-o-pult

Upgrades:

• Longer Range: Increases maximum range of Spike-o-pult. Costs $215 on Easy, $250 on Medium and $270 on Hard.
• Juggernaut: Spike-o-pult balls roll much further. Costs $700 on Easy, $840 on Medium and $890 on Hard.
• Faster Reload: Can shoot faster than normal. Costs $215 on Easy, $255 on Medium and $270 on Hard.
• Multi Shot: Shoots three spikey balls at once! Costs $490 on Easy, $585 on Medium and $620 on Hard.

Cannon

Upgrades:

• Bigger Bombs: Big bombs affect a larger area. $365 on Easy, $440 on Medium and $465 on Hard.
• Frag Bombs: Fragments fly out and pop even more bloons! $185 on Easy, $225 on Medium and $240 on Hard.
• Extra Range Bombs: Can shoot bombs further than normal. $170 on Easy, $205 on Medium and $215 on Hard.
• Missile Launcher: Missiles fly super fast. Costs $180 on Easy, $215 on Medium and $225 on Hard.

Ice Ball

Upgrades:

• Longer Freeze: Bloons stay frozen for longer. Costs $215 on Easy, $255 on Medium and $270 on Hard.
• Permafrost: Slows down bloons even after they thaw out! Costs $215 on Easy, $255 on Medium and $270 on Hard.
• Wider Freeze Radius: Pops 1 layer of bloons and then freezes. Costs $170 on Easy, $205 on Medium and $215 on Hard.
• Snap Freeze: Freezes so violently that some bloons will pop before freezing! Costs $245 on Easy, $295 on Medium and $315 on Hard.

Monkey Beacon

Upgrades:

• Stronger Signal: Gives monkey beacon a wider area of effect. Costs $425 on Easy, $510 on Medium and $540 on Hard.
• Jungle Drums: Gives a boost to attack rate to towers within its range. Costs $1275 on Easy, $1530 on Medium and $1620 on Hard.
• Monkey Storm Beacon: Can call Super Monkey Storms! Costs $2125 on Easy, $2550 on Medium and $1700 on Hard.

Super Monkey

Upgrades:

• Laser Vision: Laser can pop 2 bloons at once, and pop frozen bloons. Costs $2975 on Easy, $3570 on Medium and $3780 on Hard.
• Plasma Vision: Plasma vaporizes everything it touches! Costs $3400 on Easy, $4080 on Medium and $4320 on Hard.
• Super Range: Super Range can cover nearly half the screen. Costs $850 on Easy, $1020 on Medium and $1080 on Hard.
• Epic Range: Epic range allows almost whole map coverage! Costs $1190 on Easy, $1430 on Medium and $1510 on Hard.

Bloons Tower Defense 4 

(note: this section is unfinished)

Dart Monkey

Upgrades:

• Piercing Darts: Cost: $140 Darts can pop two Bloons instead of one.
• Long Range Darts Cost: $90 Gives the monkey more throwing distance.
• Spike-O-Pult Cost: $300 Gives the monkey a catapult that hurls giant spiked balls.
• Triple Shot Cost: $1,000 Spike-O-Pult becomes three times as deadly.

Tack Shooter

Upgrades

• Faster Shooting Cost: $210 Increases the fire rate of the Tack Shooter.
• Extra Range Cost: $100 Increases the attack radius of the Tack Shooter.
• Blade Shooter Cost: $280 Shoots razor sharp bladed discs instead of tacks!
• Ring of Fire Cost: $2,500 Throws out a fiery hot burst of flame that can pop anything. 

Boomerang Thrower

Upgrades

• Multi Target Cost: $250 Boomerang will hit up to seven Bloons at once.
• Sonic Boom Cost: $100 Sonic boomerangs smash through frozen Bloons.
• Glaive Thrower Cost: $280 Glaives slice through up to twelve Bloons at once!
• Lightsabre Thrower Cost: $1,850 Lightsabre slices through anything and everything up to seventy Bloons at once! 

Mortar Tower Upgrades:

• Greater accuracy: Increases accuracy of mortars.
• Rapid reload: Increases fire rate.
• Bloon buster: Smashes through 2 layers of bloons.
• Mortar battery: Shoots 3x faster.

Glue Gunner

Upgrades:

• Stickier glue: Glue lasts longer
• Glue soak: Glue goes through all the layers of bloons.
• Corrosive glue: Pops bloons every 2 seconds.
• Glue splatter: Glue splashes affecting up to 20 bloons.

Monkey Ace

Upgrades:

• Pineapple express: Sometimes drops explosive pineapples on the map.
• Spy plane: Allows detection of camo bloons near the plane.
• Rapid fire: Shoots faster.
• Operation: Dart storm: Shoots twice as many darts.

Monkey Buccaneer

Upgrades:

• Grape shot: Adds a small volley of grapes to the shot.
• Crow's nest: Allows detection of camo bloon within its radius.
• Longer cannons: Increases range.
• Battle ship: Shoots 3x faster.

Monkey Apprentice

Upgrades:

• Intense magic: Pops 7 bloons instead of 2.
• Fireball: Throws a fireball that explodes on impact.
• Summon whirlwind: Causes a whirlwind that sends bloons back the map but thaws out and removes glue.
• Tempest tornado: Massive whirlwind that sends back bloons and pops up to 120.

Super Monkey

Upgrades:

• Super range: Greatly increase range.
• Laser vision: Can pop 2 bloons at once and frozen bloons.
• Plasma vision: Shoots twice as fast and destroys anything it touches.
• Sun god: Shoots 3 golden beams in a spread pattern obliterating everything.

Banana Farm

Upgrades:

• More bananas: Gives 120 money per round.
• Banana plantation: Gives 250 money per round.
• Banana republic: Gives 500 money per round.
• Banana research facility Gives 2000 money per round.

Dartling Gun

Upgrades:

• Steady Firing: Lowers the firing spread.
• Powerful Shots: Makes darts fly out with greater speed, and makes them pop 3 bloons at once.
• Increased Barrel Spin: Increases the gun's fire rate.
• Laser Cannon: Converts to a cannon that shoots super powerful beams able to cause massive bloon damage.

Spike Factory

Upgrades:

• Bigger Stacks: More stacks= win

• White Hot Spikes: Now, tacks could pop lead bloons

• Faster Production: Produces tacks faster

• Spike Storm: Every 20 seconds, the factory generates a storm of short-lived tacks filling up the entire track.

Bloons Tower Defense 5

Dart Monkey

Upgrades:

Path 1

• Long Range Darts: Increase range.

• Enhanced Eyesight: Further increase range and can detect camo.

• Spike-O-Pult: Become a spike-o-pult, shoots spiked ball which can pop up to 18 bloons and increase range but decrease attack speed.

• Juggernaut: Spiked ball become bigger, and able pop up to 100 bloons, included frozen and lead, and 5 damage to ceramics.

Path 2

• Sharp Shots: Extra 1 pierce.

• Razor Sharp Shots: Extra 2 pierces.

• Triple Darts: Now throw 3 darts.

• Super Monkey Fan Club: Ability: Converts upt o 10 nearby dart monkeys into Super Monkeys for 15s.

Tack Shooter

Upgrades:

Path 1

• Faster Shooting: Shoot faster.

• Even Faster Shooting: Shoot even faster.

• Tack Sprayer: Shoot 16 tacks now.

• Ring of Fire: Shoots out a ring that pops 60 bloons, included frozen and lead bloons. Also increase range.

Path 2

• Extra Range Tacks: Increase range.

• Super Range Tacks: Further increase range.

• Blade Shooter: Shoots blades. Bigger, and more pierce.

• Blade Maelstrom: Ability: Covers the screen in unstoppable blades.

Bloons Tower Defense 5 Mobile

Main article: Tower and upgrade stats (BTD5M, BMCM and Battles Mobile)

Bloons Tower Defense 6

Below are a list of upgrades in BTD6. Hover over the image to read the official description of the selected upgrade. Click on the hyperlink of the selected upgrade name to read more information of that particular upgrade.

Note: Upgrades prices are valid as of Version 16.2. Most of the descriptions (some of which are incompleted) are valid as of Version 16.2. Prices are shown in Medium Difficulty.

Primary Monkeys

Tower Name	Tier 1	Tier 2	Tier 3	Tier 4	Tier 5
Dart Monkey ($200)	Sharp Shots ($140)	Razor Sharp Shots ($220)	Spike-O-Pult ($300)	Juggernaut ($1800)	Ultra-Juggernaut ($15,000)
	Quick Shots ($100)	Very Quick Shots ($190)	Triple Shot ($400)	Super Monkey Fan Club ($8000)	Plasma Monkey Fan Club ($50,000)
	Long Range Darts ($90)	Enhanced Eyesight ($200)	Crossbow ($625)	Sharp Shooter ($2000)	Crossbow Master ($25,000)
Boomerang Monkey ($325)	Improved Rangs ($200)	Glaives ($280)	Glaive Ricochet ($1300)	M.O.A.R Glaives ($3000)	Glaive Lord ($40,000)
	Faster Throwing ($175)	Faster Rangs ($250)	Bionic Boomerang ($1600)	Turbo Charge ($4000)	Perma Charge ($35,000)
	Long Range Rangs ($100)	Red Hot 'Rangs ($300)	Kylie Boomerangs ($1300)	MOAB Press ($1800)	MOAB Domination ($60,000)
Bomb Shooter ($600)	Bigger Bombs ($400)	Heavy Bombs ($800)	Really Big Bombs ($1200)	Bloon Impact ($3200)	Bloon Crush ($55,000)
	Faster Reload ($250)	Missile Launcher ($400)	MOAB Mauler ($900)	MOAB Assassin ($3200)	MOAB Eliminator ($25,000)
	Extra Range ($200)	Frag Bombs ($300)	Cluster Bombs ($800)	Recursive Cluster ($2800)	Bomb Blitz ($35,000)
Tack Shooter ($280)	Faster Shooting ($150)	Even Faster Shooting ($300)	Hot Shots ($600)	Ring of Fire ($4500)	Inferno Ring ($50,000)
	Long Range Tacks ($100)	Super Range Tacks ($225)	Blade Shooter ($600)	Blade Maelstrom ($2700)	Super Maelstrom ($15,000)
	More Tacks ($100)	Even More Tacks ($100)	Tack Sprayer ($450)	Overdrive ($3200)	The Tack Zone ($24,000)
Ice Monkey $500)	Permafrost ($100)	Metal Freeze ($300)	Ice Shards ($1500)	Embrittlement ($3000)	Super Brittle ($30,000)
	Enhanced Freeze ($225)	Deep Freeze ($350)	Arctic Wind ($3200)	Snowstorm ($3000)	Absolute Zero ($26,000)
	Larger Radius ($100)	Re-Freeze ($200)	Cryo Cannon ($2000)	Icicles ($2000)	Icicle Impale ($30,000)
Glue Gunner ($275)	Glue Soak ($200)	Corrosive Glue ($300)	Bloon Dissolver ($3300)	Bloon Liquefier ($7000)	The Bloon Solver ($24,000)
	Bigger Globs ($100)	Glue Splatter ($1800)	Glue Hose ($3250)	Glue Strike ($3500)	Glue Storm ($15,000)
	Stickier Glue ($120)	Stronger Glue ($400)	MOAB Glue ($3200)	Relentless Glue ($3000)	Super Glue ($35,000)

Military Monkeys

Tower Name	Tier 1	Tier 2	Tier 3	Tier 4	Tier 5
Sniper Monkey ($350)	Full Metal Jacket ($350)	Large Calibre ($1500)	Deadly Precision ($3000)	Maim MOAB ($5000)	Cripple MOAB ($40,000)
	Night Vision Goggles ($300)	Shrapnel Shot ($450)	Bouncing Bullet ($3200)	Supply Drop ($7200)	Elite Sniper ($13,000)
	Faster Firing ($400)	Even Faster Firing ($400)	Semi-Automatic ($3500)	Full Auto Rifle ($4750)	Elite Defender ($14,000)
Monkey Sub ($350)	Longer Range ($130)	Advanced Intel ($500)	Submerge and Support ($500)	Bloontonium Reactor ($2500)	Energizer ($32,000)
	Barbed Darts ($450)	Heat-Tipped Darts ($300)	Ballistic Missile ($1500)	First Strike Capability ($13,000)	Pre-Emptive Strike ($32,000)
	Twin Guns ($450)	Airburst Darts ($1000)	Triple Guns ($1100)	Armor Piercing Darts ($3000)	Sub Commander ($25,000)
Monkey Buccaneer ($550)	Faster Shooting ($350)	Double Shot ($500)	Destroyer ($2950)	Aircraft Carrier ($7500)	Carrier Flagship ($25,000)
	Grape Shot ($500)	Hot Shot ($500)	Cannon Ship ($900)	Monkey Pirates ($4500)	Pirate Lord ($21,000)
	Long Range ($180)	Crow's Nest ($400)	Merchantmen ($2300)	Favored Trades ($5500)	Trade Empire ($23,000)
Monkey Ace ($800)	Rapid Fire ($650)	Lots More Darts ($650)	Fighter Plane ($1000)	Operation: Dart Storm ($3000)	Sky Shredder ($40,000)
	Exploding Pineapple ($200)	Spy Plane ($350)	Bomber Ace ($900)	Ground Zero ($14,000)	Tsar Bomba ($35,000)
	Sharper Darts ($500)	Centered Path ($400)	Neva-Miss Targeting ($2200)	Spectre ($24,000)	Flying Fortress ($120,000)
Heli Pilot ($1500)	Quad Darts ($800)	Pursuit ($500)	Razor Rotors ($1750)	Apache Dartship ($19,600)	Apache Prime ($45,000)
	Bigger Jets ($300)	IFR ($600)	Downdraft ($3000)	Support Chinook ($12,000)	Special Poperations ($30,000)
	Faster Firing ($350)	Faster Darts ($250)	MOAB Shove ($5000)	Comanche Defense ($10,000)	Comanche Commander ($35,000)
Mortar Monkey ($750)	Bigger Blast ($500)	Bloon Buster ($650)	Shell Shock ($1100)	The Big One ($8000)	The Biggest One ($28,000)
	Faster Reload ($300)	Rapid Reload ($500)	Heavy Shells ($900)	Artillery Battery ($5500)	Pop and Awe ($30,000)
	Increased Accuracy ($200)	Burny Stuff ($500)	Signal Flare ($700)	Shattering Shells ($11,000)	Blooncineration ($45,000)

Magic Monkeys

Tower Name	Tier 1	Tier 2	Tier 3	Tier 4	Tier 5
(description text to be added soon) Wizard Monkey ($450)	(description text to be added soon) Guided Magic ($150)	(description text to be added soon) Arcane Blast ($600)	(description text to be added soon) Arcane Mastery ($1300)	Arcane Spike ($10,000)	Archmage ($32,000)
	(description text to be added soon) Fireball ($300)	(description text to be added soon) Wall of Fire ($900)	(description text to be added soon) Dragon's Breath ($3000)	(description text to be added soon) Summon Phoenix ($4000)	Wizard Lord Phoenix ($60,000)
	(description text to be added soon) Intense Magic ($300)	(description text to be added soon) Monkey Sense ($300)	(description text to be added soon) Shimmer ($1800)	(description text to be added soon) Necromancer: Unpopped Army ($2800)	(description text to be added soon) Prince of Darkness ($24,000)
Super Monkey ($2500)	Laser Blasts ($2500)	Plasma Blasts ($4000)	Sun Avatar ($22,000)	Sun Temple ($100,000)	True Sun God ($500,000)
	Super Range ($1000)	Epic Range ($1400)	Robo Monkey ($9000)	Tech Terror ($22,000)	The Anti-Bloon ($90,000)
	Knockback ($3000)	Ultravision ($1200)	Dark Knight ($5500)	Dark Champion ($60,000)	Legend of the Night ($240,000)
Ninja Monkey ($500)	Ninja Discipline ($300)	Sharp Shurikens ($350)	Double Shot ($850)	Bloonjitsu ($2750)	Grandmaster Ninja ($35,000)
	Distraction ($350)	Counter-Espionage ($500)	Shinobi Tactics ($900)	Bloon Sabotage ($5000)	Grand Saboteur ($22,000)
	Seeking Shuriken ($250)	Caltrops ($400)	Flash Bomb ($2750)	Sticky Bomb ($4500)	Master Bomber ($40,000)
Alchemist ($550)	Larger Potions ($250)	Acidic Mixture Dip ($350)	Berserker Brew ($1250)	Stronger Stimulant ($2500)	Permanent Brew ($60,000)
	Stronger Acid ($250)	Perishing Potions ($475)	Unstable Concoction ($3000)	Transforming Tonic ($4500)	Total Transformation ($45,000)
	Acid Pool ($600)	Faster Throwing ($500)	Lead to Gold ($1000)	Rubber to Gold ($2750)	Bloon Master Alchemist ($40,000)
Druid ($425)	Hard Thorns ($250)	Heart of Thunder ($1000)	Druid of the Storm ($2000)	Ball Lightning ($6000)	Superstorm ($90,000)
	Thorn Swarm ($250)	Heart of Oak ($350)	Druid of the Jungle ($950)	Jungle's Bounty ($5000)	Spirit of the Forest ($50,000)
	Druidic Reach ($100)	Heart of Vengeance ($300)	Druid of Wrath ($600)	Poplust ($2500)	Avatar of Wrath ($45,000)

Support Monkeys

Tower Name	Tier 1	Tier 2	Tier 3	Tier 4	Tier 5
Banana Farm ($1250)	Increased Production ($500)	Greater Production ($600)	Banana Plantation ($3000)	Banana Research Facility ($19,000)	Banana Central ($100,000)
	Long Life Bananas ($300)	Valuable Bananas ($800)	Monkey Bank ($3300)	IMF Loan ($7500)	Monkey-Nomics ($100,000)
	EZ Collect ($250)	Banana Salvage ($200)	Marketplace ($2900)	Central Market ($15,000)	Monkey Wall Street ($60,000)
Spike Factory ($800)	Bigger Stacks ($600)	White Hot Spikes ($800)	Spiked Balls ($2200)	Spiked Mines ($12,000)	Super Mines ($175,000)
	Faster Production ($700)	Even Faster Production ($900)	MOAB SHREDR ($3000)	Spike Storm ($5000)	Carpet of Spikes ($42,000)
	Long Reach ($150)	Directed Spikes ($400)	Long Life Spikes ($1400)	Deadly Spikes ($3500)	Permaspike ($30,000)
Monkey Village ($1200)	Bigger Radius ($400)	Jungle Drums ($1500)	Primary Training ($800)	Primary Mentoring ($2500)	Primary Expertise ($25,000)
	Grow Blocker ($250)	Radar Scanner ($2000)	Monkey Intelligence Bureau ($7500)	Call to Arms ($20,000)	Homeland Defense ($40,000)
	Monkey Business ($500)	Monkey Commerce ($500)	Monkey Town ($10,000)	Monkey City ($3000)	Monkeyopolis (n * $5,000)
Engineer Monkey ($450)	Sentry Gun ($500)	Faster Production ($400)	Sprockets ($525)	Sentry Expert ($2,500)	Sentry Paragon ($32,000)
	Larger Service Area ($550)	Deconstruction ($200)	Cleansing Foam ($800)	Overclock ($13,500)	Ultraboost ($120,000)
	Oversize Nails ($450)	Pin ($220)	Double Gun ($500)	Bloon Trap ($3500)	XXXL Trap ($60,000)

Sources

[1]