Comparison

Brain Rush vs Zen Screw

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

Head to head
About

Brain Rush

Features
Read full description

Brain Rush - Daily Math Challenge Brain Rush is a fast-paced mental math game designed to sharpen your calculation skills through daily challenges. Test your arithmetic abilities with progressively difficult problems that push your mental limits. Core Gameplay The game presents you with mathematical equations that you must solve quickly and accurately. Each correct answer increases your score and adds precious time to the clock. Wrong answers don't penalize you with time loss, but they don't advance your progress either. Daily Challenge Mode Every day brings a fresh challenge with automatically increasing difficulty. Start with simple addition and subtraction problems, then advance through multiplication and division as you prove your skills. The difficulty progression is carefully designed to keep you engaged without overwhelming frustration. Scoring System Your score reflects the true challenge of each problem. Low-difficulty questions offer minimal points, while high-difficulty problems reward you with substantial scores. This system encourages you to tackle harder problems rather than grinding through easy ones. Time Pressure You have 60 seconds to solve as many problems as possible. As time runs low, the interface changes color and heartbeat sounds intensify, creating genuine tension that mirrors real-world pressure situations. Difficulty Progression The game intelligently scales difficulty based on your performance. Early levels focus on basic arithmetic with small numbers, while advanced levels challenge you with large multi-digit calculations and complex operations. Leaderboards Compete with players worldwide through Game Center integration. Your daily scores are tracked and ranked, giving you motivation to improve and beat your personal best. Multiple Game Modes Beyond daily challenges, explore standard mode with customizable difficulty settings and Math Match mode featuring puzzle-style gameplay with elimination mechanics. Brain Rush transforms mental math practice into an engaging, competitive experience that builds real mathematical confidence through structured, progressive challenges.

About

Zen Screw

Unwind with a satisfying 3D puzzle game that combines ASMR physics with color-sorting logic. Strategically remove and sort screws from intricate structures at your own pace, enjoying a calming sensory escape. This game offers a gentle brain workout with helpful boosters and a minimalist aesthetic.

Highlights
  • 3D spatial and color-sorting puzzles
  • Immersive ASMR relaxation with realistic sound effects
  • Intuitive gameplay with strategic depth
  • Zen Boosters for smooth progression
  • Minimalist UI and modern color palette
  • Offline play capability
Features
Read full description

Welcome to Zen Screw! Unwind, unscrew, and find your inner peace in a satisfying 3D puzzle journey. Zen Screw is a beautifully crafted 3D puzzle game that seamlessly blends the soothing satisfaction of ASMR physics with the clever logic of color-sorting puzzles. Say goodbye to stressful timers and high-pressure penalties. Here, there is only the crisp sound of metal, the beauty of geometric structures, and the simple joy of bringing order to chaos at your own pace. Take a break from the rush of everyday life and let every twist of a screw become your personal moment of mindfulness. The Art of Order: Easy to Learn, Rewarding to Master The gameplay is delightfully intuitive yet deeply engaging: carefully remove vibrant screws from intricate 3D structures and sort them into their matching color boxes. Mind Your Slots: Your temporary holding slots are limited! Think ahead and observe the layered 3D pieces. Watching plates tumble away naturally after a series of smart decisions offers an unmatched feeling of accomplishment. Why You’ll Fall in Love with Zen Screw: Immersive ASMR Relaxation Enjoy crisp visuals paired with realistic sound effects. The tactile click of a turning screw and the gentle thud of falling plates provide a deeply satisfying sensory escape. 3D Spatial & Color-Sorting Puzzles It’s not just about what to unscrew, but where to sort it. Progress naturally through beautifully intricate shapes that gently exercise your logic and spatial awareness. Zen Boosters for a Smooth Flow Hit a tight spot? Keep your momentum going without frustration using helpful tools like "New Slot," "Magic Box," or the "Reset Wrench." Designed for Comfort & Aesthetics With a minimalist UI and a soft, modern color palette, every level feels like a clean, beautiful interactive art piece right in your hands. Zen Screw is the Perfect Match For: Anyone looking to de-stress and unwind after a long, busy day. Fans of organizing games, screw puzzles, and color-sorting challenges who crave that perfect sense of order. Players wanting a gentle, offline brain workout during commutes, coffee breaks, or quiet evenings. ASMR lovers who appreciate high-quality tactile feedback and soothing audio design. Twist Away the Stress, Restore the Calm Every screw removed is a step away from daily anxiety; every cleared board is a breath of fresh air. Download Zen Screw today and step into a peaceful 3D world that keeps your mind sharp and your spirit calm!

Screenshots

Brain Rush4 screens
Zen Screw4 screens

Verdict

The call

The clearest difference is price: Zen Screw at Free against Brain Rush's $0.99. Brain Rush's advantage is in-app purchases (none vs 23) and ads (none vs shown). On 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

Zen Screw is free to download; Brain Rush costs $0.99 up front. Zen Screw sells 23 one-off in-app purchases. Brain Rush asks for nothing beyond the download.

UpkeepUpdate frequency

Brain Rush ships an update every 4 days, Zen Screw fortnightly. The most recent releases landed on October 18, 2026 and October 22, 2026 respectively.

Scorecard4 real differences · 6 level
Brain Rush versus Zen Screw: the parameters behind the verdict, then further details
ParameterBrain RushZen Screw
Price$0.99Free — better
Rating—4.7 (3.1K ratings) — better
Positive reviews—27.8% of reviews
Number of ratings—3.1K — better
Update frequencyEvery 4 days — betterFortnightly
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size6 MB663 MB
Age rating4+4+
DeveloperShenyang Yuzu Technology Co., LtdTalefun

In-app purchases

None

Brain Rush

No in-app purchases

23 purchases

Zen Screw

One-time23
  • Coin Pack 1$1.99
  • Event 02$1.99
  • Event 03$2.99
Show 20 more
  • Event 04$3.99
  • Event 06$5.99
  • Event 07$6.99
  • Event 08$7.99
  • Event 10$9.99
  • Store Pack 1$9.99
  • Event 11$10.99
  • No Ads Pack$10.99
  • Coin Pack 3$14.99
  • Store Pack 2$19.99
  • Event 34$33.99
  • Event 37$36.99
  • Event 39$38.99
  • Event 40$39.99
  • Event 41$49.99
  • Event 42$59.99
  • Event 43$69.99
  • Event 44$79.99
  • Event 45$89.99
  • Event 46$99.99

Questions

Is Brain Rush free?
Brain Rush costs $0.99, with no in-app purchases.
Is Zen Screw free?
Zen Screw is free to download, with in-app purchases available.
Do Brain Rush or Zen Screw have ads?
Zen Screw shows ads; Brain Rush does not.
Which is updated more often, Brain Rush or Zen Screw?
Brain Rush ships an update every 4 days, and Zen Screw fortnightly. Most recently, Brain Rush was updated on October 18, 2026 and Zen Screw on October 22, 2026.

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