Screw Out 3D vs Stackdown
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Screw Out 3D
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Dive into the frontline of mechanical logic with Screw Out: Pin Puzzle 3D! This is not just about unscrewing—it’s a tactical, layer-by-layer brain teaser engineered for true puzzle strategists. Face the board head-on, calculate your moves, and dismantle complex structures within a strict 180-degree field of view. Can you crack the layout? CRITICAL THINKING: THE 180° PERSPECTIVE Forget casual spinning. This edition locks your focus into intense, front-facing strategic depth! Layered Matrix Puzzles: Analyze overlapping plates and interlocking bolts from a precise 180-degree angle. What you see is only half the challenge! Hidden Pin Traps: Master the art of spatial deduction. Predict how internal parts drop when a screw is removed, dealing with gravity and blocked paths. Pure Tactical Logic: With restricted viewing angles, every single tap requires higher precision and forward-thinking. No random guessing—only pure IQ! COMPETITIVE LIVE EVENTS & ARENAS Test your speed and precision against the world’s best tinkerers in relentless daily tournaments: The Blitz Race: A high-speed, time-attack mode where only the sharpest minds survive. Race against the clock to clear the board! Global Leaderboards: Climb the daily rankings by solving complex structures with the fewest moves possible. Show your score! Elite Cargo Drops: Hit your event milestones to intercept premium supply crates filled with game-changing tools. THE UNLOCKABLE VAULT OF REWARDS Keep your toolbox loaded with essential gear through dynamic reward systems: Bounty Contracts: Complete specialized rotating missions to hoard power-ups and rare materials that blast through gridlocks. The Lucky Drop Challenge: Jump into our exclusive high-stakes mini-game to win a share of the community's massive Jackpot! Golden Key Hunt: Search for hidden keys wedged behind dense mechanical layers. Unlock elite chests packed with high-value currencies. WHY THIS CHALLENGE WILL HOOK YOU Stunning Layered Visuals: Vividly color-coded assemblies and realistic materials make it easy to read the board but challenging to solve. Satisfying Physics ASMR: Experience the crisp, tactile crunch and smooth slide of metal plates falling away as you pull the winning pin. Smart Difficulty Funnel: Perfect scaling that introduces unique "deadlock" mechanics as you progress, keeping your brain sharp. READY TO TEST YOUR LIMITS? The board is set, and the pins are locked. Download Screw Out: Pin Puzzle 3D now, sharpen your logic, and claim your title as the ultimate Master of Deconstruction! WE VALUE YOUR FEEDBACK! If you encounter any problems, bugs, or have brilliant optimization suggestions to share , our team is all ears. We are committed to polishing this product for the best experience . Feel free to contact us! Reach out to us anytime via email : support@shuyuan.gold
Stackdown
Uncover six five-letter words hidden within a stack of tiles. Strategically select tiles, revealing new possibilities with each word found. Enjoy a daily puzzle, a vast archive, and practice modes, all playable offline.
- Uncover hidden five-letter words
- Strategic tile selection
- Daily puzzles and archive
- Offline play
- Spoiler-free sharing
- Practice modes
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Six five-letter words are buried in a stack of thirty tiles. Dig them out, one at a time, until the stack is gone. Only tiles with nothing resting on top of them can be picked. Take one and the tiles beneath may come free — so every word you find opens up the next. 【How It Works】 Tap free tiles to spell a word, in order. Find all six words to clear the stack. Stuck? Swipe the hint slider for a clue about the current word. Finish without hints and you earn all five stars. 【Only One Word Ever Fits】 This is the part that makes the puzzle work. At any moment there is exactly one word you can build from the free tiles — and only one set of tiles that builds it. Every stack in the game has been checked by an independent solver that walks every legal move, so you will never spell a real word and be told you are wrong. 【A Daily, Plus a Deep Archive】 A new stack arrives every day, with a streak to keep. Hundreds of past stacks stay playable in the archive, no account needed, and three hundred practice stacks wait in easy, medium and hard. Badges, best times, and a timer you can leave switched off round out the record. 【Share Your Front Page】 Every solve prints a result card — your time, your stars, your streak — ready to share with friends, with a spoiler-free option that hides the answers. Same stack, same six words: who digs out faster? 【Built to Be Pleasant】 Stackdown works fully offline, with no sign-in and no server. There are no forced ads in the middle of a puzzle, and a single purchase removes ads for good. Full iPad support, in light and dark. If you play the daily Stackdown web puzzle, this is that game on your phone: the whole back catalogue in your pocket, a proper share card, and somewhere to keep your streak. Stackdown is not affiliated with Waffle Studio or Puzzlist. 【Terms of Use (EULA)】 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Screw Out 3D at 15.0 against Stackdown's 17.0. On price, update cadence, ads and in-app purchases 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. Screw Out 3D sells 9 one-off in-app purchases and Stackdown sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Screw Out 3D ships an update fortnightly, Stackdown every 8 days. The most recent releases landed on September 28, 2026 and October 25, 2026 respectively.
| Parameter | Screw Out 3D | Stackdown |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| Update frequency | Fortnightly | Every 8 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 398 MB | 13 MB |
| Age rating | 12+ | 4+ |
| Developer | INKFIRE TECHNOLOGY | Ikuhei Kure |
In-app purchases
Screw Out 3D
- coins1$1.99
- coins2$4.99
- coins3$6.99
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- coins4$9.99
- coins5$19.99
- coins6$24.99
- coins7$34.99
- coins8$49.99
- coins9$99.99
Stackdown
- Premium$4.99









