Comparison

Aether Train vs Sudoku.city

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

Head to head
About

Aether Train

Features
Read full description

LE MONDE S'EST ARRÊTÉ. VOTRE TRAIN NE DOIT JAMAIS LE FAIRE. Découvrez Aether Train, le premier jeu mobile qui fusionne l'adrénaline du Runner infini, la réflexion du Puzzle et la profondeur de la Gestion RPG. Dans un monde Steampunk dévasté, vous êtes le dernier conducteur. Votre mission : tracer votre route à travers les terres désolées, repousser les hordes de monstres et maintenir votre locomotive en état de marche. POURQUOI VOUS ALLEZ ADORER : RUNNER & ACTION INTENSE Contrôlez votre Éclaireur sur les rails ou sur le toit du train. Évitez les obstacles, changez de voie et combattez les créatures qui tentent de vous arrêter. PUZZLE TACTIQUE Besoin de carburant ? De matériaux ? Ramassez des ressources et résolvez des puzzles ultra-rapides en pleine course pour booster votre moteur. Vos réflexes ne suffiront pas, votre esprit doit être vif !

About

Sudoku.city

Features
Read full description

Sudoku.city is a comprehensive sudoku puzzle app featuring a vast collection of unique number puzzles, daily challenges, and smart hints designed to teach you real solving techniques. Whether you're a sudoku beginner or an expert solver, Sudoku.city offers a tailored brain training experience with 5 difficulty levels — from easy sudoku puzzles to expert-level challenges that will test your logic skills. EXTENSIVE PUZZLE COLLECTION Play unique sudoku puzzles with fresh content added regularly. Enjoy a satisfying and fair solving experience with number puzzles carefully crafted for every skill level. 5 DIFFICULTY LEVELS - Beginner: Learn sudoku rules and basics - Easy: Relaxing puzzles for everyday brain training - Medium: A balanced challenge for regular puzzle solvers - Hard: Test your advanced logic and sudoku strategies - Expert: The ultimate challenge for sudoku masters DAILY SUDOKU CHALLENGE Take on a brand-new sudoku puzzle every day! Track your streaks, earn medals, and compete with yourself. Collect monthly trophies and monitor your progress on the challenge calendar. SMART HINTS THAT TEACH Our hint system goes beyond giving answers—it teaches you sudoku solving techniques step-by-step: - Last Empty Cell & Last Remaining Cell - Naked Single technique - Visual explanations with highlighted rows, columns, and boxes TRACK YOUR PROGRESS - Detailed statistics for each difficulty level - Personal best times, win rates, and accuracy - 8 unique achievements to unlock (Speed King, Perfect Game) - Monthly trophy collection for daily challenge streaks FEATURES YOU'LL LOVE - Notes/pencil marks for candidate numbers - Unlimited Undo moves during gameplay - Dynamic scoring with combo multipliers - Clean, modern design with Light and Dark themes - Sound effects and haptic feedback GLOBAL LANGUAGE SUPPORT Play in your preferred language! Sudoku.city supports English, Korean, Japanese, Chinese, Spanish, French, German, Italian, Russian, and more than 20 languages. PRIVACY FOCUSED Jump straight into the game—no sign-up or login required. Your progress is saved locally. We value your privacy with no unnecessary tracking. Download Sudoku.city today and start your daily brain training with our logic-based number puzzle game!

Screenshots

Aether Train3 screens
Sudoku.city4 screens

Verdict

The call

The clearest difference is ads: Aether Train at none against Sudoku.city's shown. Sudoku.city's advantage is update cadence (weekly vs every 2 months) and iOS requirement (13 vs 15.0). On price, 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.

UpkeepUpdate frequency

Aether Train ships an update every 2 months, Sudoku.city weekly. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 3 level
Aether Train versus Sudoku.city: the parameters behind the verdict, then further details
ParameterAether TrainSudoku.city
PriceFreeFree
Update frequencyEvery 2 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013 — better
Further details — not scored
Size13 MB65 MB
Age rating4+4+
DeveloperLouis THEOTKim sung jun

In-app purchases

None

Aether Train

No in-app purchases

None

Sudoku.city

No in-app purchases

Questions

Is Aether Train free?
Aether Train is free to download, with no in-app purchases.
Is Sudoku.city free?
Sudoku.city is free to download, with no in-app purchases.
Do Aether Train or Sudoku.city have ads?
Sudoku.city shows ads; Aether Train does not.
Which is updated more often, Aether Train or Sudoku.city?
Aether Train ships an update every 2 months, and Sudoku.city weekly. Most recently, Aether Train was updated on October 16, 2026 and Sudoku.city on October 18, 2026.

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