Comparison

Rocket Sky! 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

Rocket Sky!

Tap and hold to launch your rocket, managing heat to avoid overheating. Upgrade your rocket to reach new heights, break records, and explore diverse planets. Unlock new rockets and enjoy a colorful 2D space adventure.

Highlights
  • Tap and hold to launch
  • Manage rocket heat
  • Rocket upgrades
  • Explore new planets
  • Unlock rockets
  • Colorful 2D design
Features
Read full description

Tap and hold the screen to launch your rocket as far as you can, but make sure not to overheat, otherwise it's game over! Upgrade your rocket to reach new heights, break records and explore new planets. Space is waiting for you! Rocket Sky! features: Simple and addictive gameplay Numerous upgrades to keep you exploring Variety of planets and rockets to unlock Colourful 2D design SUBSCRIBE TO ROCKET SKY! Subscribe to Rocket Sky! for all of the following benefits: * Receive x2 Earnings * Get the Monster Truck * No Ads, which removes non-optional adverts from the game SUBSCRIPTIONS INFORMATION: Rocket Sky! VIP Membership access offers two membership options: 1) A weekly subscription costing $5.49 per week after a 3 day FREE trial period. 2) A monthly subscription costing $14.49 per month. After buying this subscription, you will unlock; x2 earnings for your in game currency on all your flights, the monster truck which will give you an extra boost on every flight, and receive no ads, which removes non-optional ads from the game. This is an auto-renewable subscription. The payment is charged to your account after confirmation. The subscription is renewed unless you unsubscribe 24 hours before the period ends. Your account will also be charged for renewal The price notes are for United States customers. Pricing in other countries may change and actual charges may be converted to local currency. End of trial and subscription renewal: - The payment is charged to your iTunes account after a confirmation of purchase - The subscription is renewed unless you unsubscribe 24 hours before the end of the current period - The account will be charged for renewal 24 hours before the end of the current period at the standard cost of the weekly subscription - The user may manage the subscription and auto-renewal by accessing the user's account settings after purchase in the store - No cancellation of the current subscription is permitted during the active subscription period - Any unused portion of the free trial period will be forfeited when the subscription is purchased Cancelling a trial or subscription: - In order to cancel a subscription during the free trial period you need to cancel it through your account in the Store. This must be done at least 24 hours before the end of the free trial period to avoid being charged. http://privacy.servers.kwalee.com/privacy/RocketSkyEULA.html

About

Stack Tower

Features
Read full description

Stack Tower: World Edition is an addictive casual game where precision meets world exploration! Tap to stack blocks as perfectly as you can while discovering iconic landmarks from around the globe. From the Sydney Opera House to the Eiffel Tower, from the Great Wall of China to the Colosseum — every level takes you on a journey to a new destination. FEATURES: • 200+ iconic world landmarks to discover • 20 themed chapters across all continents • Simple one-tap gameplay — easy to learn, hard to master • Beautiful 3D block-stacking mechanics • Combo system for perfect stacks • Smooth animations and vibrant colors • Offline gameplay — play anywhere, anytime • Watch ads for bonus rewards (optional) • Progress saves automatically HOW TO PLAY: Tap the screen to drop the moving block. Stack it as precisely as you can — any overhanging part will be sliced off. Build the tallest tower possible! Get perfect stacks to trigger combos and earn bonus points. Explore the world one stack at a time!

Screenshots

Rocket Sky!4 screens
Stack Tower3 screens

Verdict

The call

The clearest difference is in-app purchases: Stack Tower at none against Rocket Sky!'s 9. Stack Tower also leads on ads (none vs shown). On price, update cadence, 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

Both are free to download. Rocket Sky! sells 6 in-app purchases, starting at $5.49 per 7 days. Stack Tower asks for nothing beyond the download.

UpkeepUpdate frequency

Rocket Sky! ships an update every 3 months, Stack Tower every 2 months. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

Scorecard2 real differences · 8 level
Rocket Sky! versus Stack Tower: the parameters behind the verdict, then further details
ParameterRocket Sky!Stack Tower
PriceFreeFree
Rating4.5 (108K ratings) — better—
Positive reviews17.3% of reviews—
Number of ratings108K — better—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size267 MB21 MB
Age rating12+4+
DeveloperKwalee LtdYusuf Uyar

Bugs and requests

Rocket Sky!

Reported bugs

3 issues
  • Freezing and crashing after watching ads
  • Inconsistent rocket performance and height
  • Upgrade options not working as expected

Requested features

4 requests
  • Offline play mode
  • More planets and rocket variety
  • Reduced advertisement frequency
  • Ability to permanently remove ads

Stack Tower

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Rocket Sky!

Subscriptions2
  • VIP MEMBERSHIP3 Days trial$5.497 Days
  • MONTHLY VIP MEMBERSHIP$14.491 Month
One-time4
  • Special Event2 variants$0.99
  • Remove Ads3 variants$2.99
  • Explorer's Pack$9.99
Show 1 more
  • Explorer's Pack$24.99
None

Stack Tower

No in-app purchases

Questions

Is Rocket Sky! free?
Rocket Sky! is free to download, with in-app purchases available.
Is Stack Tower free?
Stack Tower is free to download, with no in-app purchases.
Do Rocket Sky! or Stack Tower have ads?
Rocket Sky! shows ads; Stack Tower does not.
Which is updated more often, Rocket Sky! or Stack Tower?
Rocket Sky! ships an update every 3 months, and Stack Tower every 2 months. Most recently, Rocket Sky! was updated on September 25, 2026 and Stack Tower on September 10, 2026.

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