ChessAtlas vs DedCross
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 DedCross
| Detail | 
ChessAtlas | D
DedCross |
|---|
| What it does | Free chess opening trainer with spaced repetition
| Find the crosses hidden in the colours — and unbuild them in reverse.
|
|---|
| Stage | Not given
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | Not given
| Not given
|
|---|
| Pricing model | Freemium
| Freemium
|
|---|
| Pricing | Not given
| Free with ads; premium one-time purchase removes advertising and unlocks larger boards.
|
|---|
| 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
| - Reverse-order puzzle solving with visual stack unwinding
- Budget-based scoring system with vessel metaphor
- Two-tap control interface with visual feedback
- Difficulty selection with variable cross counts
- Musical scale progression during gameplay
- Hint system with cross visualization
- Six language interface support
- Interactive help tour
- Adjustable board size for varied challenge
|
|---|
| 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
| - Plays the game's deal sequence backwards as sound when solving
- One-time purchase with no subscriptions or additional in-app purchases
- Score system uses visual vessel metaphor instead of climbing counter
- Clean minimalist UI with readable typography and strong UX
|
|---|
| Free plan | Not given
| Not given
|
|---|
| Open source | Not given
| Not given
|
|---|
| Platforms | Not given
| Not given
|
|---|
| Public API | Not given
| Not given
|
|---|
| Community votes | 0 | 0 |
|---|
| DR (Domain Rating by Ahrefs) | 10 ▲ +1 (up) since last check | Not checked yet ▼ −1 (down) since last check |
|---|
| Trust Flow (Majestic) | 22 | 18 |
|---|
| Citation Flow (Majestic) | 24 | 20 |
|---|
| Referring domains (Majestic) | 34 | 29 |
|---|
4 details filled in for both companies.
More alternatives to ChessAtlas More alternatives to DedCross