Comparison

Space Tower vs Kage Shift

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

Head to head
About

Space Tower

Command a galactic defense to protect your space tower from alien invaders. Strategically upgrade your tower's abilities and weapons to withstand relentless waves of enemies and defeat powerful bosses. Enjoy idle gameplay with ample rewards, even while offline.

Highlights
  • Idle tower defense gameplay
  • Strategic tower defense
  • Upgrade basic abilities
  • Activate powerful weapons
  • Unlock and improve tech abilities
  • Defend against alien attacks
  • Battle mighty bosses
Features
Read full description

This is a tower defense battle in the galaxy, and you’ve been appointed to be the commander. Choose upgrades and use your strategy to make it an indestructible tower. To defend against aliens’ attacks is your final goal! What you can do: -Upgrade the strength of basic abilities -Activate and develop powerful weapons -Upgrade techs to unlock and improve abilities Game Features: -Idle tower defense gameplay -Defend the space tower with strategy -Mighty bosses await you in each galaxy chapter -Lots of rewards, even when you take a cruise Attack wave after wave of space aliens, defend the tower from mighty bosses and achieve the final success in this idle space TD battle! Let’s start this space adventure, my commander!

About

Kage Shift

Features
Read full description

RUN BETWEEN COLORS. SURVIVE THE SHIFT. Kage Shift is a precision endless runner set above a cyberpunk Japan. Every run starts with two simple actions, then turns them into a relentless test of timing, focus, and nerve. Tap the left side to switch lanes. Tap the right side to shift your matter color. Phase through energy obstacles that match your color and dodge every neutral hazard in your path. THE DEEPER YOU RUN, THE HARDER CHAOS HITS Patterns evolve from readable traps into brutal combinations of pistons, anchors, drones, spinning blades, color zones, and the Shinigami Wave. Every sequence is built around a survivable route — finding it in time is up to you. FEATURES • Fast two-side controls made for instant reactions • Escalating difficulty protocols and speeds up to 2.5× • Handcrafted obstacle patterns with fair, verified routes • Three color modes with distinct shape cues for accessibility • Local high score and a global Game Center leaderboard • Cinematic intro, neon atmosphere, and an original synthwave feel • No advertising SECOND CHANCE The optional Second Chance is a single non-consumable purchase. Unlock it once to receive one automatic revival in every run, forever. Purchases can be restored from Settings. How far can your reflexes carry Kage through the night?

Screenshots

Space Tower4 screens
Kage Shift4 screens

Verdict

The call

The clearest difference is ads: Kage Shift at none against Space Tower's shown. Kage Shift also leads on update cadence (every 9 days vs every 5 weeks). Space Tower's advantage is iOS requirement (13.0 vs 26.0). On price, in-app purchases 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. Space Tower sells 21 one-off in-app purchases and Kage Shift sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Space Tower ships an update every 5 weeks, Kage Shift every 9 days. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 7 level
Space Tower versus Kage Shift: the parameters behind the verdict, then further details
ParameterSpace TowerKage Shift
PriceFreeFree
Rating4.8 (571 ratings) — better—
Positive reviews40.0% of reviews—
Number of ratings571 — better—
Update frequencyEvery 5 weeksEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size190 MB41 MB
Age rating4+12+
DeveloperCYBERJOY LIMITEDThales Toniolo

Bugs and requests

Space Tower

Reported bugs

7 issues
  • Game freezes and fails to load progress data
  • Data not syncing between devices with same Apple ID
  • Ad-free purchases requiring repurchase on new devices
  • Tournament upgrade buffs not applying correctly
  • Research timer displaying incorrect duration (30 minutes showing as 31 hours)
Show 2 more
  • Music not working
  • Unable to access previously completed challenge levels

Requested features

6 requests
  • More game levels
  • Additional weapons and enemy variety
  • Restore previously available game formats (Galaxy Background, Flaming Eye)
  • Remove or reduce energy system
  • Improve gold generation rates
Show 1 more
  • More interactive gameplay features

Kage Shift

Not enough reviews yet to summarise bugs or requests.

In-app purchases

21 purchases

Space Tower

One-time21
  • Newbie Pack$2.99
  • Chapter Pack$2.99
  • Special Pack 1$2.99
Show 18 more
  • Tournament Pack 1$2.99
  • Pouch Of Diamonds$4.99
  • Chapter Pack$4.99
  • Special Pack 2$4.99
  • Piggy Bank$4.99
  • Tournament Pack 2$4.99
  • VIP Pack$9.99
  • Chapter Pack 3$9.99
  • Special Pack 3$9.99
  • Month Card$9.99
  • Tournament Pack 3$9.99
  • Original Price Price 10.99$10.99
  • Resource Pack$14.99
  • Original Price Price 17.99$17.99
  • Special Pack 4$19.99
  • Tournament Pack 4$19.99
  • Premium Resource Pack$29.99
  • Original Price Price 79.99$79.99
1 purchases

Kage Shift

One-time1
  • Second Chance$1.99

Questions

Is Space Tower free?
Space Tower is free to download, with in-app purchases available.
Is Kage Shift free?
Kage Shift is free to download, with in-app purchases available.
Do Space Tower or Kage Shift have ads?
Space Tower shows ads; Kage Shift does not.
Which is updated more often, Space Tower or Kage Shift?
Space Tower ships an update every 5 weeks, and Kage Shift every 9 days. Most recently, Space Tower was updated on October 23, 2026 and Kage Shift on October 18, 2026.

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