Comparison

Deep Green vs Ai

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

Head to head
About

Deep Green

This app provides a classical chess experience with a clean, native interface and customizable piece designs. It supports open game formats, offers a unique chess engine with adjustable strength, and features a private, ad-free environment.

Highlights
  • Clean, native user interface
  • Customizable chess piece designs
  • Open game format (PGN/FEN)
  • Adjustable strength chess engine
  • Private and ad-free experience
  • System-level integration
Read full description

A no-nonsense classical chess app. - CLEAN UI: Deep Green offers a distraction-free experience in a clean, native user interface, with Liquid Glass on iOS 26 and later. - CUSTOM PIECE DESIGN: Beautiful chess set designed specifically for Deep Green and rendered at high resolution in both outline and 3D throughout the app. - MADE FOR IPAD: Dedicated menu bar, multiple windows, and refined trackpad, mouse, and Apple Pencil support. Squares highlight as you hover over the board. - MADE FOR IPHONE DUO: Adapts to both displays and every pose. The board centers on the fold like a folding chess board, and the game controls follow the system into the vertical bar. - TIGHT SYSTEM INTEGRATION: System-level sharing, drag and drop, AirDrop, undo/redo, contextual menus, Quick Look previews of chess files, Dark Mode, high contrast support and more. - OPEN GAME FORMAT: Games can be shared, saved, copied, pasted, imported, exported in the ubiquitous, open source PGN and FEN formats. Deep Green can open chess files straight from the Files app. - UNIQUE CHESS ENGINE: Enjoyable opponent with adjustable strength, praised for its humane gameplay, developed for Deep Green on the Apple Newton more than 25 years ago. - TWEAKABLE APPEARANCE: Engage the knights in the game by having them turn towards the center of the board, apply a humane, slightly random placement of the pieces. - IN YOUR LANGUAGE: Available in English, German, and Danish. - MODERN ARCHITECTURE: Written in Swift as a fully native app – modern, maintainable, and prepared for the future. - PRIVATE, AD-FREE: No ads, no tracking, no analytics, no nonsense. If you like Deep Green, please rate it favorably on the App Store.

About

Ai

Engage in chess matches against an intelligent AI that adapts to your skill level. Analyze your games with in-game notes and play anywhere, even offline. Perfect for refining your chess strategy.

Highlights
  • Adaptive AI difficulty
  • In-game analysis notes
  • Offline play
  • Multiple difficulty levels
Features
Read full description

Face off against Paul-Your Pocket AI, your ultimate chess companion! Unravel the magic of chess with Paul, an intelligent AI designed to enhance your strategy and take your game to the next level. Key features: Adaptive difficulty: 3 Levels of difficulty-Paul adjusts to your skill level, providing the perfect challenge for beginners and experts alike. In-depth analysis: Reflect on your progress with in game notes Offline play: Enjoy endless chess matches, even without an internet connection. Whether you're a casual player or an aspiring grandmaster, Paul-Your Pocket AI is the perfect partner to help you refine your chess skills and conquer the board. Download now and embark on your journey to chess mastery!

Screenshots

Deep Green4 screens
Ai4 screens

Verdict

The call

The clearest difference is rating: Ai at 5.0 against Deep Green's 3.9. Ai also leads on monetization model (free vs paid) and update cadence (every 3 weeks vs every 4 months). Deep Green's advantage is ratings volume (76 vs 2). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Ai holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Deep Green has 76 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Deep Green ships an update every 4 months, Ai every 3 weeks. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.

Scorecard4 real differences · 6 level
Deep Green versus Ai: the parameters behind the verdict, then further details
ParameterDeep GreenAi
PriceFreeFree
Rating3.9 (76 ratings)5.0 (2 ratings) — better
Positive reviews66.0% of reviews—
Number of ratings76 — better2
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.416.3 — better
Further details — not scored
Size24 MB4 MB
Age rating4+4+
DeveloperCocoa StuffNERVE Plus Inc

Customer experience

Deep Green

All ratings76 ratings
Positive71.1%
Neutral5.3%
Negative23.7%
Written reviews212 reviews
Positive66.0%
Neutral9.9%
Negative24.1%

Ai

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Deep Green

Reported bugs

4 issues
  • App crashes when promoting pawns
  • Board orientation issues when rotating device
  • Unresponsive UI elements
  • Compatibility problems with newer iOS versions

Requested features

5 requests
  • Game saving and loading functionality
  • Online/multiplayer mode
  • Customizable board/piece themes
  • Difficulty settings for beginners
  • Indicators for check, checkmate, and draw

Ai

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Deep Green

No in-app purchases

None

Ai

No in-app purchases

Questions

Is Deep Green free?
Deep Green is free to download, with no in-app purchases.
Is Ai free?
Ai is free to download, with no in-app purchases.
Which has better reviews, Deep Green or Ai?
Ai is rated higher. Deep Green averages 3.9 out of 5 from 76 ratings, while Ai averages 5.0 from 2 ratings.
Do Deep Green or Ai have ads?
Neither Deep Green nor Ai shows ads.
Which is updated more often, Deep Green or Ai?
Deep Green ships an update every 4 months, and Ai every 3 weeks. Most recently, Deep Green was updated on October 14, 2026 and Ai on September 28, 2026.

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