Comparison

Deep Green vs Chess worksheet

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 – now with the Liquid Glass design on iOS 26. - 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. - 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

Chess worksheet

Features
Read full description

Very useful application, which uses the abbreviated algebraic annotation to make notes of the chess matches, replaces the paper sheet in tournaments, and has the advantage of converting the whole annotation into a "pgn" file with the record of the time spent in each move , sends the text pgn by email, the item can also be printed directly from the body of the email. Want to have your own base of matches against the strongest opponents always at hand, to evaluate your mistakes, analyze on chessBase improving your game, or sharing with your friends, download the app! Main features of this version: 1. Note the game in the abbreviated algebraic system. 2. Sharing the match, in the "pgn" format. 3. Sharing the game to other "pgn", StockFish and analysis engines directly from the device. 4. Sending the match via watsApp, email, etc. 5. Time recording on each move 6. Prevents frequent validation annotation errors. 7. Save games 8. List of all saved games

Screenshots

Deep Green4 screens
Chess worksheet4 screens

Verdict

The call

The clearest difference is price: Deep Green at Free against Chess worksheet's $1.99. Chess worksheet's advantage is update cadence (every 2 months vs every 4 months) and iOS requirement (14.0 vs 16.4). On 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

Deep Green is free to download; Chess worksheet costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Deep Green ships an update every 4 months, Chess worksheet every 2 months. Both last shipped on September 21, 2026.

Scorecard3 real differences · 7 level
Deep Green versus Chess worksheet: the parameters behind the verdict, then further details
ParameterDeep GreenChess worksheet
PriceFree — better$1.99
Rating3.9 (75 ratings) — better—
Positive reviews66.0% of reviews—
Number of ratings75 — better—
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.414.0 — better
Further details — not scored
Size24 MB4 MB
Age rating4++4
DeveloperCocoa StuffDiogenes Souza

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

Chess worksheet

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Deep Green

No in-app purchases

None

Chess worksheet

No in-app purchases

Questions

Is Deep Green free?
Deep Green is free to download, with no in-app purchases.
Is Chess worksheet free?
Chess worksheet costs $1.99, with no in-app purchases.
Do Deep Green or Chess worksheet have ads?
Neither Deep Green nor Chess worksheet shows ads.
Which is updated more often, Deep Green or Chess worksheet?
Deep Green ships an update every 4 months, and Chess worksheet every 2 months. Most recently, Deep Green was updated on September 21, 2026 and Chess worksheet on September 21, 2026.

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