ChessAtlas vs SOLVI
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
ChessAtlas compared with SOLVI
| Detail | 
ChessAtlas | 
SOLVI |
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| What it does | Free chess opening trainer with spaced repetition
| A cozy element-combining puzzle game with 191 discoveries across seven living islands
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Free
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| Pricing | Not given
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| Key features | - Spaced repetition with FSRS algorithm
- Repertoire builder
- Opening trainer with instant feedback
- Game import from Lichess and Chess.com
- Deviation detection
- Course library with opening courses
- iOS and Android mobile apps
- Multiple language support
| - Combine elements to uncover 191 discoveries
- Watch islands transform as discoveries are made
- Play across seven distinct islands
- No timers or energy mechanics
- Fully playable offline
- Cloud backup of progress across devices
- Daily mystery shared puzzle
- Optional cosmetic themes and rewards
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| What makes it different | - FSRS algorithm schedules reviews 15-30% more efficiently than SM2
- Automatic deviation detection from Lichess and Chess.com games
- Full repertoire builder in free tier with no course purchase required
| - No paywalls or timers blocking gameplay
- Progressive world building that responds to discoveries
- Available on four major app stores with identical experience
- Designed for relaxing, quick play sessions
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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) | 17 ▲ +1 (up) since last check | 1 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 22 | 2 |
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| Citation Flow (Majestic) | 24 | 12 |
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| Referring domains (Majestic) | 34 | 5 |
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4 details filled in for both companies.
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