SwayJoy vs Upend
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
SwayJoy compared with Upend
| Detail | 
SwayJoy | 
Upend |
|---|
| What it does | Play motion games directly in your browser using your camera for gesture-based gameplay
| Challenge a friend to wake up, do the work, and beat them
|
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| Stage | Startup
| Not given
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| Founded | 2025
| Not given
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| Based in | CN
| Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Hand gesture tracking with 21 hand landmarks per hand
- Body movement tracking with 33 body landmarks per player
- Multiplayer support for up to 6 players in party games
- On-device motion recognition with no server uploads
- Multiple control options including webcam, mouse and touch
- 3D arcade racer with 12 cars and 19 tracks
| - 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
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| What makes it different | - Built by high school students in a classroom
- All motion recognition runs on your own device for privacy
- Integrated with Claude AI for rapid game development
| - 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
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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) | Not checked yet ● no change since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 9 | 19 |
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| Citation Flow (Majestic) | 5 | 9 |
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| Referring domains (Majestic) | 13 | 16 |
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4 details filled in for both companies.
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