BlockKnox Zen vs Nut Stack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
BlockKnox Zen
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Discover the ultimate block puzzle experience, meticulously crafted for modern screens. Block Knox Zen is not just a game; it is a digital retreat. By combining incredibly satisfying physics, rich ambient audio, and flawless native performance, we’ve created a puzzle game you can actually feel. ENTER THE ZEN STATE Escape the daily grind and find your flow state. Block Knox is designed to be a deeply relaxing, mindful experience. There are no ticking clocks, no stressful penalties, and no rushed decisions. Take a deep breath, listen to the calming ambient soundscapes, and let your mind unwind as you strategically place each block. STRATEGIC GRID SURVIVAL Test your spatial logic against Knox Blocks—heavy iron cages that drop onto the board to disrupt your flow. Every move counts. Drop your blocks carelessly, and you will force the computer to spawn cages in devastating locations, quickly ending your run. Clear adjacent lines to crack them open, or hoard powerful golden Zen Keys to shatter them instantly and save your game from the brink of defeat. CHOOSE YOUR AESTHETIC • Sahara Woodcraft: A premium, tactile wooden board featuring rich, earthy hues, hanging jungle vines, drifting leaves, and a deeply organic atmosphere. • Majestic Purple: A high-contrast, neon-drenched retro arcade mode built to make OLED screens pop with vibrant, glowing energy. ZERO INTERRUPTIONS. 100% FREE TO PLAY. Block Knox respects your time, your focus, and your device. There are NO ADS anywhere in this game. No pop-ups, no forced videos, and no hidden banners to break your concentration. The game is entirely free to download and enjoy at your own pace. PREMIUM FEATURES: • Granular Haptics: Feel the satisfying, physical weight of every block as it snaps perfectly into the grid. • Dynamic Soundscapes: Choose from multiple relaxing background tracks paired with crisp, responsive sound effects. • Hidden Secrets: Discover the interactive System Terminal hidden in the menus. Can you decrypt the developer codes for exclusive rewards? • Global Leaderboards & Achievements: Compete peacefully against the world and unlock custom badges via seamless Apple Game Center integration. From PyxelBlaze, the creator of Tic Tac Zoo and NotchPong, welcome to your new daily puzzle obsession. Breathe in, drop a block, and find your Zen.
Nut Stack
A relaxing puzzle game where you sort colorful nuts onto screws. Arrange nuts by color to create neat stacks. Enjoy a calm, satisfying experience with no timers or pressure.
- Sort, stack, and solve nut puzzles
- Tactile sorting mechanics
- Play at your own pace, no timers
- Progressively challenging levels
- Satisfying visual and auditory feedback
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Welcome to Nut Stack:Sort Puzzle, the relaxing sorting game where colorful nuts are scattered across screws, and it’s up to you to bring order. Your goal is simple: move the nuts one by one until every screw holds a perfect stack of a single color. No timers. No rush. Just the calm satisfaction of watching messy piles transform into neat, matching towers. Game Features: - Sort, Stack, and Solve Each level gives you a set of screws loaded with mixed-up colorful nuts. Pick up the top nut from any screw and place it onto another — but only if the colors match or the screw is empty. It’s easy to pick up, yet every move asks you to plan ahead. - A Fresh Twist on Classic Sorting If you love water sort or ball sort puzzles, you’ll feel right at home. Nut Stack:Sort Puzzle takes that familiar, deeply satisfying sorting loop and gives it a tactile new feel — Stacking nuts onto screws feels crisp, chunky, and impossibly satisfying. - Relax at Your Own Pace There are no clocks, no countdowns, and no fail states. Take as much time as you need. Undo a move, rethink your strategy, and enjoy the soothing rhythm of sorting. This is a puzzle game designed to calm your mind, not test your nerves. - From Simple to Clever Early levels are gentle and welcoming, with just a few colors and plenty of room to move. As you progress, more screws, more nuts, and tighter arrangements appear — turning each puzzle into a quietly rewarding brain teaser that keeps you engaged without ever feeling unfair. - Satisfying Every Time When the last nut clicks into place and a messy screw becomes a flawless single-color stack, the moment is pure satisfaction. Smooth animations and gentle sound effects make every completion feel like a small victory. Why You’ll Love Nut Stack:Sort Puzzle: - If you love sorting, organizing, and tidying things up, this game was made for you. - If you enjoy puzzle games that let you play at your own speed — on the couch, on a break, or winding down at night — you’ll feel right at home. - If you’re looking for a distraction-free game that keeps your mind quietly engaged without stress, this is it. - If you find joy in watching scattered pieces come together into perfect order, you’ll keep coming back for more. Download Nut Stack:Sort Puzzle today and start sorting the nuts, one move at a time.
Screenshots
Verdict
The clearest difference is ads: BlockKnox Zen at none against Nut Stack's shown. BlockKnox Zen also leads on update cadence (every 3 days vs every 9 days). Nut Stack's advantage is iOS requirement (13.0 vs 17.6). 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
Both are free to download. BlockKnox Zen sells 6 one-off in-app purchases and Nut Stack sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
BlockKnox Zen ships an update every 3 days, Nut Stack every 9 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | BlockKnox Zen | Nut Stack |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (4.4K ratings) — better |
| Positive reviews | — | 67.7% of reviews |
| Number of ratings | — | 4.4K — better |
| Update frequency | Every 3 days — better | Every 9 days |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 83 MB | 354 MB |
| Age rating | 4+ | 12+ |
| Developer | Guy Miller | Nova Games Technology Limited |
In-app purchases
BlockKnox Zen
- 1,000 Coins$0.99
- 5 Zen Keys$0.99
- 3,000 Coins$2.99
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- 25 Zen Keys$2.99
- 6,000 Coins$4.99
- 50 Zen Keys$4.99
Nut Stack
- Starter Pack$1.99
- Gold 1$1.99
- Gold 2$4.99
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- Limited Pack$5.99
- Remove ADS$5.99
- Big Bundle$6.99
- Gold 3$9.99
- Great Bundle$12.99
- Gold 4$19.99
- Ultra Bundle$24.99









