Zen Logic Pro vs WORLDSTACK
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Zen Logic Pro
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Discover a relaxing collection of classic logic and puzzle games in Zen Logic Pro. Whether you enjoy solving Tangram puzzles, connecting lines, completing Sudoku, or arranging animal jigsaw puzzles, you'll find a variety of challenges designed for every skill level. Game Features • Multiple puzzle games in one app • Tangram challenges with increasing difficulty • One Line puzzles that test your logic • Free Line and Curve Line puzzles for creative thinking • Classic Sudoku with multiple difficulty levels • Animal Jigsaw puzzles for relaxing gameplay • Easy-to-use controls and clean interface • Hundreds of carefully designed levels • Suitable for beginners and experienced puzzle fans • Play anytime, even during short breaks Each game includes multiple difficulty levels, allowing you to improve your problem-solving skills at your own pace. Whether you have a few minutes or want to enjoy a longer puzzle session, Zen Logic Pro offers a fun and relaxing experience. Challenge your mind, sharpen your logic, and enjoy a diverse collection of brain-training puzzles in one place.
WORLDSTACK
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Behind every door, a new law of physics. Open one, and that law joins your run. WORLDSTACK is a colourful, surreal action roguelite. You are the Keeper, carrying the Last Star your light, your health, and your score through unstable pocket worlds. Each world ends at three floating doors. Every door adds a rule to your active stack: lower gravity, flood the world, magnetise metal, let fire spread, wake sleeping hazards, or double your score while making the Last Star fragile. Rules don’t just stack, they interact. Low gravity softens landings so glass floors survive. Fire meeting floodwater fills the world with steam. Magnetised metal near the Star redirects lightning. Your run, your rules, your own beautiful disaster. • 32 world-bending rules with real interactions • 8 designed world archetypes, procedurally rebuilt every run • 12 visually distinct door families • 5 guardians whose fights respond to your active laws • Special events every fifth door: repair, remove, fuse, upgrade or take a risk • Every completed run becomes a constellation you keep • A shared daily seed and rotating weekly missions • Missions, achievements and earnable cosmetics • Fully playable offline with no account • One-handed portrait controls • Reduced flashing, reduced shake, large-text and left-handed modes, plus adjustable sensitivity The doors are patient. The doors are waiting.
Screenshots
Verdict
The clearest difference is ads: Zen Logic Pro at none against WORLDSTACK's shown. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Zen Logic Pro ships an update every 3 weeks, WORLDSTACK every 2 weeks. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.
| Parameter | Zen Logic Pro | WORLDSTACK |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 271 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | 老三 刘 | MEHMET FATIH AKARCA |
In-app purchases
Zen Logic Pro
No in-app purchases
WORLDSTACK
No in-app purchases
Questions
Is Zen Logic Pro free?
Is WORLDSTACK free?
Do Zen Logic Pro or WORLDSTACK have ads?
Which is updated more often, Zen Logic Pro or WORLDSTACK?
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