Comparison

Power One 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

Power One

This game challenges your mental agility and speed by presenting you with four-digit numbers. You must quickly add one to each digit and input the result before the one-minute timer runs out. Compete for high scores and compare your progress on the leaderboard.

Highlights
  • Develops motility and speed of thinking
  • Add one to each digit of a four-digit number
  • Score points for correct answers
  • Lose points for incorrect answers
  • One-minute countdown timer
  • Leaderboard for high scores
  • Invite friends functionality
Features
Read full description

The game develops motility and speed of thinking. In the beginning of the game you will see four-digit number. Add one to each digit of that number and enter result. For example: if the number 0296 appeared, so you need to enter 1307. 0 -> 1 2 -> 3 9 -> 0 6 -> 7 If the number is correct – you get 1 point. If not – lose 1 point. After the answer was entered, the next number will appear and so on, till 1-minute countdown finish. Your task to get as many points as possible. Your records will be displayed at the Leaderboard as well as your opponent’s records. Inviting friends will be possible in particular.

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

Power One4 screens
Zen Screw4 screens

Verdict

The call

The clearest difference is price: Zen Screw at Free against Power One's $0.29. Zen Screw also leads on update cadence (fortnightly vs every 30 months) and ratings volume (3.1K vs 2). Power One's advantage is in-app purchases (none vs 23) and ads (none vs shown).

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; Power One costs $0.29 up front. Zen Screw sells 23 one-off in-app purchases. Power One asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Power One holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Zen Screw has 3.1K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Power One ships an update every 30 months, Zen Screw fortnightly. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

Scorecard9 real differences · 1 level
Power One versus Zen Screw: the parameters behind the verdict, then further details
ParameterPower OneZen Screw
Price$0.29Free — better
Rating5.0 (2 ratings) — better4.7 (3.1K ratings)
Positive reviews—27.8% of reviews
Number of ratings23.1K — better
Update frequencyEvery 30 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size5 MB663 MB
Age rating4+4+
DeveloperYuri GoncharovTalefun

Customer experience

Power One

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Zen Screw

All ratings2,843 ratings
Positive93.1%
Neutral4.5%
Negative2.3%
Written reviews36 reviews
Positive27.8%
Neutral19.4%
Negative52.8%

In-app purchases

None

Power One

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 Power One free?
Power One costs $0.29, with no in-app purchases.
Is Zen Screw free?
Zen Screw is free to download, with in-app purchases available.
Which has better reviews, Power One or Zen Screw?
Power One is rated higher. Power One averages 5.0 out of 5 from 2 ratings, while Zen Screw averages 4.7 from 3.1K ratings.
Do Power One or Zen Screw have ads?
Zen Screw shows ads; Power One does not.
Which is updated more often, Power One or Zen Screw?
Power One ships an update every 30 months, and Zen Screw fortnightly. Most recently, Power One was updated on October 7, 2026 and Zen Screw on October 22, 2026.

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