Free Krillion vs Pick My Costume
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Free Krillion compared with Pick My Costume
| Detail | 
Free Krillion | 
Pick My Costume |
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| What it does | The free endless dive trivia game where the rarest answer wins
| A free Halloween costume picker that suggests one costume from your closet based on quick questions
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| US
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Seven prompts per dive with 25 seconds each
- Six rarity scoring tiers from Plankton to One in a Krillion
- Ocean depth visualization showing score as metres descended
- Five real ocean zones from Sunlit Shallows to Hadal Trench
- Unlimited mode for endless practice dives
- Daily dive with same prompts for everyone
- Multiplayer with pass-and-play or online rooms
- Practice mode with no time pressure
- Question bank with 172 hand-built questions
- No account required; play as guest
| - 169 costume ideas with full build guides
- Personalized recommendations from 5-question quiz
- Materials list categorized by what you own, need to buy, or need to borrow
- Build time estimates up front
- Costume Galaxy map of all 169 ideas
- Integration with Claude and ChatGPT AI assistants
- Closet-first filtering based on what you already own
- Halloween countdown planner with timeline and daily steps
- Group role assignment tool for group costumes
- Costume Duel game to compare two costume picks
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| What makes it different | - Rewards rare answers rather than just knowledge or speed
- Never reveals answer lists to preserve mystery
- Completely free with no premium tier or paywall
- Score visualized as real ocean descent through five zones
- Open-ended prompts with broad answer spaces
| - No account, no email required, no data collection beyond session browsing
- Fast build times with 126 of 169 costumes completable in 30 minutes or less
- Uses only closet basics and thrift store items with no special purchases required for some costumes
- Every costume tested against real materials with specific lists
- Built by a parent who understands Halloween costume panic
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 5 |
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| Citation Flow (Majestic) | 13 | 12 |
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| Referring domains (Majestic) | 2 | 6 |
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4 details filled in for both companies.
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