Chess Pro Trainer™ vs Mouseslip
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chess Pro Trainer™
This app enhances tactical vision and calculation in chess through realistic in-game simulations. It teaches players when and how to spot tactical opportunities, unlike traditional puzzle apps. Features include an advanced move evaluation system and various training modules for different aspects of tactical play.
- Realistic in-game tactical simulation
- Advanced Alternate Acceptable Move system
- Tactics Recognition Training
- Genius Training for aggressive play
- Checks and Coordinated Squares Training
- Unprotected Pieces Training
- Stockfish-powered Analysis Board
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Are you able to solve chess puzzles but struggle to find those same tactics in your own games? Or are you simply looking to improve your tactical awareness? Then Chess Pro Trainer is for you. Chess Pro Trainer is unlike any chess training app available today. It is designed to improve your tactical vision, calculation, pattern recognition, and overall chess strength through realistic in-game simulation training. Most puzzle apps teach you HOW to solve tactics. Chess Pro Trainer teaches you HOW and WHEN to look for them. In traditional puzzle apps, you know a tactic exists before you make your first move. In real games, nobody tells you a tactic is there. Chess Pro Trainer recreates that experience by presenting positions from real games where tactical opportunities may appear immediately or several moves later. This creates a realistic training environment that directly improves practical over-the-board and online play. The app also features an advanced Alternate Acceptable Move system. Rather than simply marking moves right or wrong, users can earn credit for finding Valid, Equal, or even Better moves than those played in the original game. This rewards creativity, strong decision-making, and deeper calculation. CORE TRAINING MODULES • Tactics Recognition Training Train both tactical awareness and tactical calculation through a unique two-phase training system. • Genius Training Develop attacking instincts through aggressive sacrifice positions and high-level tactical play. • Checks Training Master the ability to identify every possible check in a position. • Coordinated Squares Training Learn to recognize key action squares that often serve as the foundation of powerful tactics. • Unprotected Pieces Training Develop the ability to identify vulnerable pieces using a deeper definition of what "unprotected" truly means. ADDITIONAL FEATURES • Stockfish-powered Analysis Board • Global Leaderboards • Detailed Statistics Tracking • Multiple Difficulty Levels • Board Themes and Sound Customization • Learning Coordinates Module • Random Position Generator • Regular Content Updates Whether you are a beginner or an advanced player, Chess Pro Trainer provides a focused and efficient way to improve your chess skills through realistic tactical training. This is not just another puzzle app. This is a complete tactical training system. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Mouseslip
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Mouseslip is free, full-strength chess analysis that runs entirely on your iPhone — no subscription, no account required. Powered by a native Stockfish engine, Mouseslip reviews your games move by move: an evaluation bar, an accuracy score for each side, and a clear label for every move from Brilliant to Blunder — so you finally understand what went wrong, and what went right. ANALYZE YOUR GAMES • Import games by username from Chess.com or Lichess • Full Game Review: eval graph, per-move classifications, and accuracy • Step through any line with live engine evaluation and best moves SOLVE PUZZLES • Hundreds of thousands of tactics puzzles, filterable by rating and theme • Download puzzle packs to solve completely offline — no connection needed • Track your puzzle rating as you improve PLAY TRAINING BOTS • Dozens of bots rated 400 to 2800 — pick your level • Play as White, Black, or random, with takeback and an optional eval bar • Analyze any game you just played with one tap BUILT FOR LEARNING • Optional AI coach — bring your own OpenAI or Claude key for plain-English move explanations • Piece-ID notation to make moves easier to read • Light and dark themes No login needed to analyze, solve, or play. Download a puzzle pack once and Mouseslip works fully offline.
Screenshots
Verdict
The clearest difference is in-app purchases: Mouseslip at none against Chess Pro Trainer™'s 5. Chess Pro Trainer™'s advantage is ads (none vs shown) and update cadence (every 3 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Chess Pro Trainer™ sells 5 in-app purchases, starting at $2.99 per month. Mouseslip asks for nothing beyond the download.
Chess Pro Trainer™ ships an update every 3 days, Mouseslip every 2 months. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.
| Parameter | Chess Pro Trainer™ | Mouseslip |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (12 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 3 days — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 187 MB | 163 MB |
| Age rating | 4+ | 4+ |
| Developer | Chess With Coach Mark, LLC. | Baby Dog Asset Management Incorporated |
In-app purchases
Chess Pro Trainer™
- Pro Monthly$2.991 Month
- Pro Annual$29.991 Year
- Pro Lifetime1$99.99
- Pro Lifetime 2 Licenses$149.99
- Pro Lifetime4$199.99
Mouseslip
No in-app purchases
Questions
Is Chess Pro Trainer™ free?
Is Mouseslip free?
Do Chess Pro Trainer™ or Mouseslip have ads?
Which is updated more often, Chess Pro Trainer™ or Mouseslip?
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