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Updates3 min read

ReplayChess v2.4: New Analysis Engine

Our latest update brings a dramatically improved analysis engine with 3x faster evaluation and deeper search depth.

Jan 18, 2026

We're thrilled to announce ReplayChess v2.4, our biggest technical update yet. The centerpiece is a completely revamped analysis engine that delivers deeper, faster, and more accurate evaluations.

What's New

### 3x Faster Evaluation Our new engine processes positions three times faster than before, providing near-instant feedback on your moves. Whether you're reviewing a game or analyzing a position, you'll notice the difference immediately.

Deeper Search

The engine now searches to greater depths by default, catching tactical nuances that were previously missed. This means more accurate evaluations and better move suggestions.

Improved Move Explanations

Each suggested move now comes with a natural-language explanation of why it's recommended, making it easier to learn from the engine's analysis.

Coming Soon

We're already working on v2.5, which will introduce voice-guided analysis and collaborative review sessions. Stay tuned!