| Achievement | How to unlock
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|---|
| "Has anyone really been far even"? (30 points) | Pop 1 million bloons.
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| 99 Red Bloons (10 points) | Pop 99 red bloons.
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| Beach Party (15 points) | Complete the Beach pack on medium or higher.
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| Connection Established (30 points) | Complete the Classic 1 pack on hard.
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| Deep Freeze (30 points) | Complete the Snow pack on hard.
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| Dialing In (15 points) | Complete the Classic 1 pack on medium or higher.
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| Diversity (15 points) | Complete 1 map using all towers.
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| Flashback (10 points) | Complete the Classic 2 pack on easy or higher.
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| Frostbitten (15 points) | Complete the Snow pack on medium or higher.
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| Going Online (10 points) | Complete the Classic 1 pack on easy or higher.
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| Impenetrable Defense (50 points) | Complete any map on hard without losing any lives.
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| Just Chillin’ (10 points) | Complete the Snow pack on easy or higher.
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| Monkey Mechanic (25 points) | Fully upgrade 1 of each tower during 1 game.
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| Monkey Wrench (5 points) | Fully upgrade 1 tower.
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| Nostalgia (30 points) | Complete the Classic 2 pack on hard.
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| Pole Position (30 points) | Complete the Racing pack on hard.
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| Practice Lap (10 points) | Complete the Racing pack on easy or higher.
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| Prickly Pineapples (50 points) | Complete any map using only tack towers and pineapples.
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| Reminiscing (15 points) | Complete the Classic 2 pack on medium or higher.
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| Slipstream (15 points) | Complete the Racing pack on medium or higher.
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| Solid Defense (10 points) | Complete any map on any difficulty without losing any lives.
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| Sun Kissed (10 points) | Complete the Beach pack on easy or higher.
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| Surfs Up (30 points) | Complete the Beach pack on hard.
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| Weather The Storm (10 points) | Unlock the secret weapon and use it.
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