Comparison

Gravnoid vs Stack Tower

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

Head to head
About

Gravnoid

Navigate the cosmos in zero gravity, dodging celestial hazards like black holes and meteor showers. Master intuitive thruster controls to survive an ever-changing sequence of challenges in this endless space adventure.

Highlights
  • Zero gravity navigation
  • Intuitive thruster controls
  • Procedurally generated challenges
  • Dodge black holes and meteors
  • Endless survival gameplay
Features
Read full description

Welcome to the vastness of space where gravity is missing and danger lurks around every star. In Gravnoid, you're not just an astronaut; you're an explorer navigating the endless void of the cosmos. Feel the thrill of zero gravity as you control your astronaut using intuitive thrusters. From unyielding walls and moving barriers to the uncontrollable pull of black holes and unpredictable meteor showers, space has never been so challenging. With every run, experience a new sequence of challenges. No two adventures in the void are the same. How long can you survive the depths of space? Are you ready to defy gravity and become the ultimate spacefarer?

About

Stack Tower

Tap to stack blocks with precision and build the tallest tower possible. Perfect placements are key to maintaining width and boosting your score. Compete in daily challenges and real-time multiplayer matches.

Highlights
  • Precision block stacking
  • Daily challenges with unique levels
  • Real-time multiplayer battles
  • Game Center leaderboards
  • Unlockable skins and achievements
  • Satisfying sound and haptic feedback
Features
Read full description

Stack blocks with precision and build the tallest tower you can. Every tap counts. Stack Tower is a fast-paced block stacking game where timing is everything. Blocks slide across the screen and you tap to place them. Any overhang gets sliced off, making the next block smaller. Land perfectly to keep your tower wide and your score climbing. PRECISION STACKING Tap at just the right moment to place each block. Perfect placements keep your tower full width. Chain together perfect placements to build combos that recover lost width and boost your score. DAILY CHALLENGES A new challenge drops every day with unique platform widths and speed curves. Some days test your reflexes, others reward patience. Everyone plays the same seed, so the daily leaderboard is a true test of skill. REAL-TIME MULTIPLAYER Race head to head against friends or random opponents through Game Center. Watch their tower grow in real time as you both compete for the highest score. Invite friends directly or get matched automatically. GAME CENTER LEADERBOARDS Compete on daily, weekly, and all-time leaderboards. See how your best runs stack up against players around the world. 18 UNLOCKABLE SKINS Earn skins by hitting milestones like high scores, combos, and total blocks placed. Each skin changes your block colors and background gradients, giving your tower a fresh look. ACHIEVEMENTS Track your progress through dozens of achievements. Hit score targets, land perfect streaks, and rack up lifetime stats to unlock rewards. PRO FEATURES Take your game to the next level with Pro. Unlock all 18 skins instantly, including 3 exclusive Pro-only designs. Get detailed game statistics to track your improvement, and enjoy an ad-free experience. DESIGNED TO FEEL GREAT Satisfying sound effects and haptic feedback on every block placement. Smooth animations, camera shake on impacts, and particle bursts on perfect landings make every round feel alive. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use: https://www.napitventures.com/apps/stack-tower/terms Privacy Policy: https://www.napitventures.com/apps/stack-tower/privacy

Screenshots

Gravnoid4 screens
Stack Tower4 screens

Verdict

The call

The clearest difference is in-app purchases: Gravnoid at none against Stack Tower's 1. Gravnoid also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 5 months). On price, rating, review sentiment 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Stack Tower sells 1 one-off in-app purchase. Gravnoid asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Gravnoid against 5.0 for Stack Tower. That said, the two scores are not equally well evidenced: Gravnoid has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Gravnoid ships an update every 6 weeks, Stack Tower every 5 months. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
Gravnoid versus Stack Tower: the parameters behind the verdict, then further details
ParameterGravnoidStack Tower
PriceFreeFree
Rating5.0 (5 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings5 — better1
Update frequencyEvery 6 weeks — betterEvery 5 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size72 MB5 MB
Age rating4+4+
DeveloperSchaff Games, LLCJenesh Napit

Customer experience

Gravnoid

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Stack Tower

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Gravnoid

No in-app purchases

1 purchases

Stack Tower

One-time1
  • Pro Upgrade$0.99

Questions

Is Gravnoid free?
Gravnoid is free to download, with no in-app purchases.
Is Stack Tower free?
Stack Tower is free to download, with in-app purchases available.
Which has better reviews, Gravnoid or Stack Tower?
Gravnoid and Stack Tower are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.
Do Gravnoid or Stack Tower have ads?
Stack Tower shows ads; Gravnoid does not.
Which is updated more often, Gravnoid or Stack Tower?
Gravnoid ships an update every 6 weeks, and Stack Tower every 5 months. Most recently, Gravnoid was updated on September 29, 2026 and Stack Tower on October 6, 2026.

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