Comparison

Openings Mastermind vs ChezBot

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

Head to head
About

Openings Mastermind

Master chess openings with this app. Import studies, explore with advanced engines, and practice specific lines through repetition. Track your progress and improve your game.

Highlights
  • Import Lichess Studies or PGNs
  • Explore openings with Stockfish 15
  • Practice openings by repetition
  • Smart practice queue
  • Track learning progress
Features
Read full description

Get ready to take your chess game to the next level with Openings Mastermind, the ultimate chess opening app! Some of the features include: - Import Lichess Studies or custom PGNs - Explore openings with Stockfish 17 and the Lichess position database - Practice openings by repetition against your own custom openings database - Take advantage of the smart practice queue and improve your learning - Observe your learning progress in different openings With our app, you can take your opening game to the next level by practicing against the specific lines you want to master. Whether you're a beginner or an experienced player, our app is the perfect tool to help you improve your opening moves and become a better chess player. Planned Features: - Continue against engine, after study line ends - Analysis of your games from Lichess and Chess.com compared to your openings database

About

ChezBot

Master chess with an AI tutor offering step-by-step lessons, challenging puzzles, and in-depth game analysis. Practice against an adaptive AI and track your progress to improve your skills from beginner to grandmaster levels.

Highlights
  • Step-by-step chess lessons
  • Hand-picked puzzles
  • AI game analysis
  • Import games from PGN/Lichess/Chess.com
  • Adaptive AI opponent
  • Progress tracking
Features
Read full description

ChezBot is your AI-powered chess coach - learn, practice, and analyze chess anywhere. Whether you are a complete beginner or an advanced player, ChezBot guides you from basic principles to grandmaster-level tactics. WHAT YOU GET - Step-by-step chess lessons: openings, middlegame plans, tactics, and endgames - Hand-picked puzzles that sharpen pattern recognition and calculation - AI game analysis: review any game move-by-move with accuracy scores and better-move suggestions - Import games from PGN, Lichess, and Chess.com for instant analysis - Play against an adaptive AI that matches your skill level - Track streaks, progress, and accuracy over time WHY CHEZBOT - Bite-sized daily lessons designed for focused practice - Clean, distraction-free board optimized for iPhone and iPad - Works on-the-go, no login required to start learning SUBSCRIPTION DETAILS ChezBot offers optional monthly and annual auto-renewable subscriptions that unlock: - Full access to all lessons, puzzles, and advanced analysis - Ad-free experience - Priority updates and new content - Prices vary by region and are shown on the subscription screen before purchase. - Payment is charged to your Apple ID account upon confirmation of purchase. - Subscriptions auto-renew unless auto-renew is turned off at least 24 hours before the end of the current period. - Your account is charged for renewal within 24 hours prior to the end of the current period. - You can manage subscriptions and turn off auto-renewal in your Apple ID Account Settings after purchase. - Any unused portion of a free trial, if offered, is forfeited when a subscription is purchased. Privacy Policy: https://gekigastudio.net/privacy_policy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Questions or feedback? Visit https://gekigastudio.net/

Screenshots

Openings Mastermind4 screens
ChezBot4 screens

Verdict

The call

The clearest difference is rating: ChezBot at 5.0 against Openings Mastermind's 4.3. ChezBot also leads on update cadence (every 2 days vs fortnightly) and iOS requirement (12.0 vs 18.6). Openings Mastermind's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, review sentiment and device support 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

Both are free to download. ChezBot sells 2 in-app purchases, starting at $5.00 per month. Openings Mastermind asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ChezBot holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

UpkeepUpdate frequency

Openings Mastermind ships an update fortnightly, ChezBot every 2 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard7 real differences · 3 level
Openings Mastermind versus ChezBot: the parameters behind the verdict, then further details
ParameterOpenings MastermindChezBot
PriceFreeFree
Rating4.3 (6 ratings)5.0 (2 ratings) — better
Positive reviews50.0% of reviews50.0% of reviews
Number of ratings6 — better2
Update frequencyFortnightlyEvery 2 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.612.0 — better
Further details — not scored
Size88 MB90 MB
Age rating4+4+
DeveloperChristian HeiseGEKIGA GENIOUS KID GAME STUDIO COMPANY LIMITED

Customer experience

Openings Mastermind

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

ChezBot

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Openings Mastermind

No in-app purchases

2 purchases

ChezBot

Subscriptions2
  • Monthly14 Days trial$5.001 Month
  • One Year14 Days trial$30.001 Year

Questions

Is Openings Mastermind free?
Openings Mastermind is free to download, with no in-app purchases.
Is ChezBot free?
ChezBot is free to download, with in-app purchases available.
Which has better reviews, Openings Mastermind or ChezBot?
ChezBot is rated higher. Openings Mastermind averages 4.3 out of 5 from 6 ratings, while ChezBot averages 5.0 from 2 ratings.
Do Openings Mastermind or ChezBot have ads?
ChezBot shows ads; Openings Mastermind does not.
Which is updated more often, Openings Mastermind or ChezBot?
Openings Mastermind ships an update fortnightly, and ChezBot every 2 days. Most recently, Openings Mastermind was updated on November 3, 2026 and ChezBot on November 4, 2026.

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