Upend vs Crux
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Upend compared with Crux
| Detail | 
Upend | 
Crux |
|---|
| What it does | Challenge a friend to wake up, do the work, and beat them
| A daily games hub with no ads
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| SG
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Not given
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| Key features | - Real system alarm that starts the race
- Camera-based rep counting for squats and exercises
- Barcode scanning for proof of completion
- Photo evidence verification
- Hidden time scoring until both players finish
- Series score and win streak tracking
- Did Not Start tracking for missed challenges
- Offline-capable with server synchronization
- No video recording or transmission
- Self-report verification option
| - Daily puzzle refresh at midnight UTC
- Friends and leaderboards
- Sign in with Apple for cross-device progress
- Restricted version for players under 13
- Local storage of streaks and counts
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| What makes it different | - Times stay completely hidden until both players finish, eliminating spoilers
- Fair scoring based on personal alarm time regardless of wake-up hour
- No video ever recorded, stored or transmitted for privacy
- Works fully offline without requiring signal
- Tamper-proof with server-side timestamp verification
| - Variety of game types: word, logic, number, trivia and arcade games
- No tracking or login required - all progress stored locally
- New set of games every day
- Child-safe with restricted features for players under 13
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 3 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 19 | 0 |
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| Citation Flow (Majestic) | 9 | 25 |
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| Referring domains (Majestic) | 16 | 32 |
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4 details filled in for both companies.
More alternatives to Upend More alternatives to Crux