Comparison

Deep Green vs RankUp Chess

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
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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

RankUp Chess

Features
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Learn chess the fun way. RankUp Chess turns chess lessons into an adventure the whole family can share: travel a map of chess lands with Rook, a friendly talking chess piece, and learn every move step by step. It all works offline, with no ads, no chat and no accounts. A CHESS ADVENTURE MAP • 61 chess lessons across 8 lands, from the gentle Little Garden for first-time players to advanced strategy • Rook reads every lesson out loud, so even early readers can follow along • Beat each land's boss, open treasure chests and earn a certificate for every land you finish PLAY CHESS AGAINST FRIENDLY BOTS • 10 computer opponents with their own personalities, from Pip the Pawn to a 2400-rated expert • Bots grow with you: easy wins at first, a real chess challenge later • Fun chess variants: Pawn Wars and King of the Hill • Seven board themes, each with its own pieces, sounds and effects OVER 6,000 CHESS PUZZLES • Puzzle islands by theme: forks, pins, checkmate in one and more • A Daily Challenge, Puzzle Dash and a Mate-in-1 Marathon • Hints that teach, and explanations of the idea behind each puzzle OPENINGS AND GAME REVIEW • Opening adventures: learn the Italian Game, the London System and more, move by move • Game review finds the key moments of every chess game you play and explains them in plain words SMALL DAILY GOALS • Today's Adventure: three short chess goals a day • Weekly streak dots, ranks to climb, achievements and stickers to collect • Healthy play built in: grown-ups can set a daily limit, bedtime and break reminders CHESS FOR THE WHOLE FAMILY • Up to 8 player profiles on one iPhone or iPad • Pass & Play on one board, with chess clocks and handicaps so everyone has a fair game • Family puzzles, a shared family week and local club tournaments FOR GROWN-UPS • A grown-up area behind a quick grown-up check • A weekly report: minutes played, lessons finished and chess skills practised • Set goals with small real-world rewards, and share certificates SAFE AND PRIVATE • Works 100% offline: no internet needed to learn or play • No ads, no chat, no accounts and no tracking • Purchases and links sit behind a grown-up check • Back up, restore and export everything: your family's games stay on your device FREE AND PREMIUM Free forever: the Little Garden and Beginner Village lessons, a sample lesson in every other land, three bots, three Daily Challenges a day, the Italian Game opening adventure, Pawn Wars and three board themes (Treehouse, Classic and Coral Reef). Premium is one single purchase, with no subscription. It unlocks every chess lesson, all 10 bots, the full puzzle library, every opening adventure, unlimited game reviews, King of the Hill and every board theme. RankUp Chess is made by Stillware Ltd, a small studio in the UK.

Screenshots

Deep Green4 screens
RankUp Chess4 screens

Verdict

The call

The clearest difference is in-app purchases: Deep Green at none against RankUp Chess's 1. RankUp Chess's advantage is update cadence (every 2 days vs every 4 months). On price, ads, device support 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

Both are free to download. RankUp Chess sells 1 one-off in-app purchase. Deep Green asks for nothing beyond the download.

UpkeepUpdate frequency

Deep Green ships an update every 4 months, RankUp Chess every 2 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Deep Green versus RankUp Chess: the parameters behind the verdict, then further details
ParameterDeep GreenRankUp Chess
PriceFreeFree
Rating3.9 (77 ratings) — better—
Positive reviews66.0% of reviews—
Number of ratings77 — better—
Update frequencyEvery 4 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size24 MB99 MB
Age rating4+4+
DeveloperCocoa StuffStillware Ltd

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

RankUp Chess

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Deep Green

No in-app purchases

1 purchases

RankUp Chess

One-time1
  • Premium Lifetime Unlock$11.99

Questions

Is Deep Green free?
Deep Green is free to download, with no in-app purchases.
Is RankUp Chess free?
RankUp Chess is free to download, with in-app purchases available.
Do Deep Green or RankUp Chess have ads?
Neither Deep Green nor RankUp Chess shows ads.
Which is updated more often, Deep Green or RankUp Chess?
Deep Green ships an update every 4 months, and RankUp Chess every 2 days. Most recently, Deep Green was updated on October 29, 2026 and RankUp Chess on October 24, 2026.

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