Comparison

Chess Opening Analyzer vs Chess Prep Pro Openings

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Chess Opening Analyzer

Analyze your chess games by connecting your lichess and chess.com accounts. Identify your opening strengths and weaknesses through game statistics to improve your play.

Highlights
  • Connect lichess and chess.com accounts
  • Analyze game strengths and weaknesses
  • Identify familiar openings
  • Learn from game statistics
  • Improve opening play
Features
Read full description

Connect your lichess and chess.com account and find out strengths and weaknesses of your game. Check what openings you are familiar with and learn from your statistics. I created this app because i started to realise i was losing a lot of games with specific openings. Now i understood which ones and prepared to play better!

About

Chess Prep Pro Openings

Master chess openings by building custom repertoires and training your memory. Analyze opponent moves, discover blind spots, and utilize an advanced engine for in-depth preparation. Expand your knowledge with downloadable repertoires and import/export PGNs.

Highlights
  • Custom chess opening repertoires
  • Repertoire training and memory sharpening
  • Blind spot finder against player games
  • Chess openings player database
  • Advanced StockFish engine analysis
  • Downloadable and importable repertoires
Features
Read full description

Master chess openings: Build chess opening repertoires & memorise your openings.Chess Prep Pro is the ultimate chess openings app, designed to perfect your openings and elevate your game through custom chess opening repertoire creation and training. How does it work? Chess Prep Pro allows you to create your own custom chess openings repertoires, and prepare for any opponent move. A chess opening repertoire is an opening plan that contains player responses for opponent moves in the opening phase of the game. With a chess opening repertoire, you will not be left scrambling to find the best move during a real game, as you will already remember the best move from studying and practicing your repertoire. Discover Chess Prep Pro's Features: - Custom Chess Opening Repertoires: Build unlimited custom repertoires for any chess opening. Add as many moves and variations as you need to be prepared for every game. - Repertoire Training: Sharpen your memory with chess opening repertoire training. The app challenges your memory with random positions from your opening repertoire, tracking your progress and helping you master every move. - Blind Spot Finder: Stay ahead of your opponents with our blind spot finder feature that analyses your chess openings repertoire against billions of player games, identifying the most likely opponent moves that you did not prepare for. - Chess openings player database: You can use a player openings database that contains billions of moves to find out the most likely opponent move to prepare for. - Advanced Engine: Utilize the latest StockFish engine for in-depth analysis and uncover the best responses to any situation on the board. - Downloadable opening repertoires: Expand your opening knowledge with an ever-growing library of specially created and sourced opening repertoires, curated for your success. - Import / Export: Easily import and export PGNs to and from the app. You can even import liches studies. Master your chess openings now !

Screenshots

Chess Opening Analyzer3 screens
Chess Prep Pro Openings4 screens

Verdict

The call

The clearest difference is price: Chess Prep Pro Openings at Free against Chess Opening Analyzer's $0.99. Chess Prep Pro Openings also leads on rating (4.5 vs 3.7) and review sentiment (74% vs 38%). Chess Opening Analyzer's advantage is in-app purchases (none vs 3) and ads (none vs shown). On ratings volume, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Chess Prep Pro Openings is free to download; Chess Opening Analyzer costs $0.99 up front. Chess Prep Pro Openings sells 3 in-app purchases, starting at $3.99 per month. Chess Opening Analyzer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Chess Prep Pro Openings holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 19 and 20 respectively. Written reviews point the same way: 38% of Chess Opening Analyzer's written reviews are positive against 74% of Chess Prep Pro Openings's.

UpkeepUpdate frequency

Chess Opening Analyzer ships an update every 3 weeks, Chess Prep Pro Openings fortnightly. The most recent releases landed on September 8, 2026 and September 22, 2026 respectively.

Scorecard7 real differences · 3 level
Chess Opening Analyzer versus Chess Prep Pro Openings: the parameters behind the verdict, then further details
ParameterChess Opening AnalyzerChess Prep Pro Openings
Price$0.99Free — better
Rating3.7 (19 ratings)4.5 (20 ratings) — better
Positive reviews38.5% of reviews73.9% of reviews — better
Number of ratings1920 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size21 MB213 MB
Age rating4+4+
DeveloperEnrico CastelliTomasz Bogun

Customer experience

Chess Opening Analyzer

All ratings18 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews13 reviews
Positive38.5%
Neutral0.0%
Negative61.5%

Chess Prep Pro Openings

All ratings20 ratings
Positive85.0%
Neutral5.0%
Negative10.0%
Written reviews23 reviews
Positive73.9%
Neutral4.3%
Negative21.7%

In-app purchases

None

Chess Opening Analyzer

No in-app purchases

3 purchases

Chess Prep Pro Openings

Subscriptions2
  • Monthly premium subscription$3.991 Month
  • Yearly premium$24.991 Year
One-time1
  • Lifetime Premium$59.99

Questions

Is Chess Opening Analyzer free?
Chess Opening Analyzer costs $0.99, with no in-app purchases.
Is Chess Prep Pro Openings free?
Chess Prep Pro Openings is free to download, with in-app purchases available.
Which has better reviews, Chess Opening Analyzer or Chess Prep Pro Openings?
Chess Prep Pro Openings is rated higher. Chess Opening Analyzer averages 3.7 out of 5 from 19 ratings, while Chess Prep Pro Openings averages 4.5 from 20 ratings.
Do Chess Opening Analyzer or Chess Prep Pro Openings have ads?
Chess Prep Pro Openings shows ads; Chess Opening Analyzer does not.
Which is updated more often, Chess Opening Analyzer or Chess Prep Pro Openings?
Chess Opening Analyzer ships an update every 3 weeks, and Chess Prep Pro Openings fortnightly. Most recently, Chess Opening Analyzer was updated on September 8, 2026 and Chess Prep Pro Openings on September 22, 2026.

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