Comparison

Chess Opening Trainer vs GPT Chess

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

Head to head
About

Chess Opening Trainer

Learn chess openings with a simplified interface that analyzes millions of games. Moves are scored and ordered by popularity, making study straightforward. Test your knowledge with built-in quizzes.

Highlights
  • Simplified interface
  • Move scoring based on popularity
  • Analysis of over 2 million games
  • Straightforward study approach
  • Opening knowledge testing
Features
Read full description

Chess opening is very important for a chess game. There are lots of apps to help one study chess openings. But most of them are too complicate. There are way too many numbers associated with a move. Users will easily be overwhelmed and will lose interests in studying too. Chess Opening Trainer tries to provied an easy and simple interface to study openings. It studied over 2 million games and generated one score for each move. All the moves for each situation are ordered by its popularity. The interface is easy and straight forward. Chess Opening Trainer also provides a way for the user to test his opening knowledge.

About

GPT Chess

Engage in chess matches against advanced AI models like ChatGPT and Gemini. Choose between standard rules or a chaotic no-rule mode where AI instructions dictate gameplay. The app features conversational AI during play and offers multiple AI strength levels.

Highlights
  • Play against ChatGPT and Gemini AI
  • Standard chess rules mode
  • No-rule chess mode with AI instructions
  • Multiple AI strength levels
  • Conversational AI during gameplay
  • Minimalist design
Features
Read full description

Play Chess with ChatGPT (OpenAI, GPT 3.5 or GPT 4) or GeminiPro (Google). There are two modes: (A) The standard mode, both you and the AI would follow the standard chess rule, so no illegal move! You can choose between: 1. The native ChatGPT4 API (weakest chess player); 2. Prompt improved GPT4 API (e.g. better chess player); 3. Enhanced backend chess calculation API call with GPT4 (i.e. strongest chess player). (B) The No-Rule chess mode.  In this mode, we strictly follow the instruction provided by ChatGPT AI to make the move. Enjoy a chaotic and hilarious chess game. Don't be surprise if AI makes illegal moves, captures its own piece, generates random pieces, and suicides. :) You can choose different LLM AI: 1. GPT 3.5 (OpenAI); 2. GPT 4 (OpenAI); 3. Gemini Pro from Google. A minimalist design, just start to play, that simple. Also, the ChatGPT will talk to you during the play! Come and see if you can beat the ChatGPT in chess! Link to standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: http://lwdevstudio.github.io/privacy-info.html

Screenshots

Chess Opening Trainer2 screens
GPT Chess3 screens

Verdict

The call

The clearest difference is rating: GPT Chess at 4.1 against Chess Opening Trainer's 1.4. GPT Chess also leads on ads (none vs shown) and update cadence (every 9 days vs every 4 months). Chess Opening Trainer's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 16.0). On price, ratings volume 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. GPT Chess sells 1 in-app purchase, starting at $1.99 per month. Chess Opening Trainer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GPT Chess holds the better App Store score, 4.1 against 1.4. Both are backed by a comparable volume of ratings — 7 and 16 respectively. Written reviews point the same way: 14% of Chess Opening Trainer's written reviews are positive against 33% of GPT Chess's.

UpkeepUpdate frequency

Chess Opening Trainer ships an update every 4 months, GPT Chess every 9 days. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Chess Opening Trainer versus GPT Chess: the parameters behind the verdict, then further details
ParameterChess Opening TrainerGPT Chess
PriceFreeFree
Rating1.4 (7 ratings)4.1 (16 ratings) — better
Positive reviews14.3% of reviews33.3% of reviews — better
Number of ratings716 — better
Update frequencyEvery 4 monthsEvery 9 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better16.0
Further details — not scored
Size33 MB88 MB
Age rating4+4+
DeveloperPropersh LLCFusionX Tech LLC

Customer experience

Chess Opening Trainer

All ratings7 ratings
Positive14.3%
Neutral0.0%
Negative85.7%
Written reviews7 reviews
Positive14.3%
Neutral14.3%
Negative71.4%

GPT Chess

All ratings16 ratings
Positive75.0%
Neutral12.5%
Negative12.5%
Written reviews6 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

In-app purchases

None

Chess Opening Trainer

No in-app purchases

1 purchases

GPT Chess

Subscriptions1
  • Unlimited APIs3 Days trial$1.991 Month

Questions

Is Chess Opening Trainer free?
Chess Opening Trainer is free to download, with no in-app purchases.
Is GPT Chess free?
GPT Chess is free to download, with in-app purchases available.
Which has better reviews, Chess Opening Trainer or GPT Chess?
GPT Chess is rated higher. Chess Opening Trainer averages 1.4 out of 5 from 7 ratings, while GPT Chess averages 4.1 from 16 ratings.
Do Chess Opening Trainer or GPT Chess have ads?
Chess Opening Trainer shows ads; GPT Chess does not.
Which is updated more often, Chess Opening Trainer or GPT Chess?
Chess Opening Trainer ships an update every 4 months, and GPT Chess every 9 days. Most recently, Chess Opening Trainer was updated on October 24, 2026 and GPT Chess on October 24, 2026.

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