Comparison

Idle Power Tycoon vs Rocket Invaders

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

Head to head
About

Idle Power Tycoon

Manage an energy empire by generating electricity from various sources. Upgrade your power plants, expand your grid to supply cities, and enjoy idle progression even when offline. Make strategic decisions to balance supply and demand and become the ultimate power tycoon.

Highlights
  • Manage energy empire
  • Generate electricity from multiple sources
  • Upgrade power plants and infrastructure
  • Expand electricity grid
  • Idle progression and offline earnings
  • Balance supply and demand
Features
Read full description

Idle Power Tycoon: Grow Your Energy Empire! Take charge as a power tycoon and manage your energy empire in Idle Power Tycoon! This idle and upgrade game challenges you to generate electricity using both renewable and non-renewable sources to power cities and drive their development. Upgrade your systems, expand your reach, and unlock new energy options to meet the ever-increasing demand for electricity. Start with a modest windmill on a small wind farm and grow your enterprise step by step. Upgrade turbines, enhance electricity transmission speeds, and boost transformer capacity to power bustling urban areas. As you progress, unlock a range of power plants like solar farms, coal stations, hydroelectric dams, and nuclear reactors! Key Features: Explore Multiple Power Sources: Discover a variety of energy options, from eco-friendly wind and solar to high-output nuclear and traditional coal. Expand Your Grid: Supply electricity to new neighborhoods, industrial zones, and growing cities. Upgrade for Growth: Increase efficiency and profits by upgrading power plants, boosting production rates, and enhancing your infrastructure. Idle Progression: Keep your empire thriving even when you're offline. Return to claim your earnings and reinvest in upgrades. Strategic Decisions: Balance supply and demand while planning the expansion of your energy network. The future of energy is in your hands! Can you manage resources wisely, scale your operations, and illuminate entire cities? Become the ultimate power tycoon and enjoy the thrill of building an energy empire. Download Idle Power Tycoon today and start your journey to electrify the world!

About

Rocket Invaders

Read full description

The ultimate test of galactic alien defence awaits! A relentless horde of self-replicating Invaders has entered the Solar System, threatening Earth and beyond. With endless waves of hostile spaceships attacking in (surprisingly predictable!) formation, must be destroyed! Now that their surprise assault has failed, it's time to strike back. Protect Earth, clear the Solar System, and harness the enemy Invaders’ own technology to track down and eliminate the source of the invasion! CLASSIC FEATURES * Classic Arcade Shooter – Battle waves of Invaders in dynamic attack patterns. Now with added Motherships! * Upgrade Weapons – Collect crates to unlock and enhance devastating firepower. * Planet-to-Planet Warfare – Travel across the Solar System, planting self-destruction seeds along the way to halt their advance. * Hundreds of Planets – Discover and collect planets, rockets, and Motherships as you progress. NEW FEATURES! * Harvest Resources – Defeated Invaders drop resources—use them to fight back! * Convert Resources – Using the Planetary defence machines, YOU control the amount of Health, Ammo and Fuel you need to fight the invasion! * Load Escape Rockets – Fill your escape rocket with enough fuel to blast off and obliterate everything in your path! A REAL-TIME TEST OF STAMINA! Rocket Invaders combines classic arcade shooting with a fresh challenge, using modern Real-Time Strategy mechanics, delivering a fast-paced, dynamic experience that will push your skills to the limit. The deeper you progress, the more intense the challenge becomes! Can you collect all the planets, destroy all the Motherships and survive every wave of the Invaders? The Universe depends on it!

Screenshots

Idle Power Tycoon4 screens
Rocket Invaders4 screens

Verdict

The call

Idle Power Tycoon and Rocket Invaders are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Idle Power Tycoon sells 7 one-off in-app purchases and Rocket Invaders sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Idle Power Tycoon ships an update every 2 weeks, Rocket Invaders every 9 days. The most recent releases landed on October 23, 2026 and October 5, 2026 respectively.

ScorecardNo meaningful differences
Idle Power Tycoon versus Rocket Invaders: the parameters behind the verdict, then further details
ParameterIdle Power TycoonRocket Invaders
PriceFreeFree
Rating3.5 (36 ratings) — better—
Positive reviews31.9% of reviews—
Number of ratings36 — better—
Update frequencyEvery 2 weeksEvery 9 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size273 MB258 MB
Age rating4+4+
DeveloperNikSan TechKrada Studio Corp

Bugs and requests

Idle Power Tycoon

Reported bugs

35 issues
  • Progress reset after updates
  • Game not functioning after updates
  • Stuck at certain levels/planets
  • Cannot add buildings to progress
  • Last level bugged
Show 30 more
  • Dice rework makes resource acquisition difficult
  • City level bugged (cannot sell energy)
  • No starting money to progress tutorial
  • Progression reset
  • Game progress reset
  • Lost everything after update
  • Game progress was reset
  • Complete reset after update
  • Game state reset after update
  • Dice mechanic causes getting stuck
  • Game not working after update
  • Bug at 280k (value not recognized)
  • Bug from the start (0 money to begin)
  • Game state reset with update 2.0.3
  • Save state gone after update
  • Lost all progression
  • Progress completely reset
  • Progress gone after latest update
  • Progress reset
  • Resets to first level with every app update
  • Blank screen after completing a level
  • Numbers broken at end of games
  • Endgame becomes buggy
  • Progress reset after update
  • Cannot get daily gems
  • Construction hat not working
  • Facilities not appearing on second planet
  • Battery out of nowhere is full and cannot accept more energy
  • Costs to level up change from gold to AD
  • Too much electricity produced but not received by the city

Requested features

6 requests
  • Add cloud save functionality
  • More content/levels
  • Option to support developers
  • Improve dice mechanic for resource gathering
  • Add money/second display for machines
Show 1 more
  • Fix progression blockers

Rocket Invaders

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Idle Power Tycoon

One-time7
  • Gem Pack 1$0.99
  • Gem Pack 2$1.99
  • Starter Pack$1.99
Show 4 more
  • Gem Pack 3$3.99
  • Resource Pack$4.99
  • Gem Pack 4$9.99
  • Gem Pack 5$19.99
8 purchases

Rocket Invaders

One-time8
  • Permanently Unlock All Weapons$0.99
  • Save Sector Progress$0.99
  • Faster Fuel Pipe Transfers$0.99
Show 5 more
  • Slower Bonus Crate Expiry Time$0.99
  • Slower Wave Timers$0.99
  • Remove Ads & Extra Resource$2.99
  • Full Converters at New Planet$2.99
  • Rocket Mega Pack$4.99

Questions

Is Idle Power Tycoon free?
Idle Power Tycoon is free to download, with in-app purchases available.
Is Rocket Invaders free?
Rocket Invaders is free to download, with in-app purchases available.
Do Idle Power Tycoon or Rocket Invaders have ads?
Both Idle Power Tycoon and Rocket Invaders show ads.
Which is updated more often, Idle Power Tycoon or Rocket Invaders?
Idle Power Tycoon ships an update every 2 weeks, and Rocket Invaders every 9 days. Most recently, Idle Power Tycoon was updated on October 23, 2026 and Rocket Invaders on October 5, 2026.

Other comparisons