Comparison

RobotVSAlien vs Merge Robots Universe

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

Head to head
About

RobotVSAlien

Defend against alien invaders using a growing army of robots. This casual defense game allows players to upgrade and promote their units to increase their strength. Design your own giant robot and repel the alien threat.

Highlights
  • Casual defense gameplay
  • Unit promotion and upgrading
  • Design giant robots
  • Repel alien invaders
  • Unique robot and alien designs
Features
Read full description

" Robot VS Alien " is play to easy Defense is a game . In friendly units up to eight simple We will continue to increase and promote the game . It appeared suddenly and making full use of robots Let's repel the alien ! ·Characteristic - Easy to play casual defense game Share and design your own giant robot ! Of - unique design robots and aliens corps

About

Merge Robots Universe

Build a powerful robot tycoon empire by merging and upgrading robots. Explore planets, unlock new factories, and collect unique robots that transform into various vehicles. Earn coins and gems through daily quests and achievements to become the richest manager in the galaxy.

Highlights
  • Merge and upgrade robots
  • Explore unique planets and factories
  • Collect transforming robots
  • Earn coins and gems
  • Complete daily quests and achievements
  • Offline play supported
Read full description

Compete against millions of other players to establish the most powerful robot tycoon empire! The next stage of the Idle Merge Games has arrived! FEATURES: REALLY EASY to play, you will be winning Millions of Coins in minutes! STUNNING Graphic design! We worked hard to create the most interesting merge and idle tycoon! BUY ROBOTS and IMPROVE them to earn more money! Become the richest person in the whole galaxy by playing this idle tycoon. EXPLORE an amazing number of planets and open new factories. Each one is unique and unlocks more powers! POWERS that enhance or drastically alter your gameplay! COLLECT every robot and discover its amazing features! Optimized for Tablets. May be played without an Internet connection. If you want to be the richest manager, you should buy more robots! Buy them in the store, collect them all, and you’ll see how your earnings will rocket! Each robot is Unique! Some transform into motorcycles, some into a plane and some even become spaceships or tanks! Besides this, you can get some upgrades for your empire! Each merge gets a probability to generate GEMS or a new and shiny POWER, you can get x2 times your current earnings while you’re away, x2 in your incomes, your robot upgrades costs 50% less or even your factory gets incomes 100% faster! You can earn more money and gems by doing the daily quests. Complete them by improving your robots and making your idle tycoon empire greater. Moreover, you’ll also be rewarded if you complete the different achievements for every single merge that you do. There are more than six unique planets to explore. Collect idle gold, even when offline. Merge to your heart's content. Discover powerful and amazing robots! Collect all the robots to become the richest merge robots tycoon empire! Lovely planets to discover and complete Merge game mechanics and unique powers to become even more powerful. MERGE ROBOTS 2: Idle Tycoon brings the best of both Tycoon Merge and Idle games into one amazing new experience! Don’t miss the chance to build an idle game tycoon empire with your robots. Make your robots run faster and make gold in this incremental idle game! Discover new robots, earn cash as fast as you can, and become rich! Feel free to send a message to developer@playshore.com telling us your feedback about this game!

Screenshots

RobotVSAlien4 screens
Merge Robots Universe4 screens

Verdict

The call

The clearest difference is rating: Merge Robots Universe at 5.0 against RobotVSAlien's 4.0. Merge Robots Universe also leads on update cadence (every 4 days vs every 2 weeks) and ratings volume (6 vs 1). RobotVSAlien's advantage is iOS requirement (7.0 vs 13.0). On price, ads, in-app purchases and monetization model 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. RobotVSAlien sells 1 one-off in-app purchase and Merge Robots Universe sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Merge Robots Universe holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Merge Robots Universe has 6 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

RobotVSAlien ships an update every 2 weeks, Merge Robots Universe every 4 days. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

Scorecard4 real differences · 5 level
RobotVSAlien versus Merge Robots Universe: the parameters behind the verdict, then further details
ParameterRobotVSAlienMerge Robots Universe
PriceFreeFree
Rating4.0 (1 ratings)5.0 (6 ratings) — better
Number of ratings16 — better
Update frequencyEvery 2 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better13.0
Further details — not scored
Size55 MB114 MB
Age rating12+4+
DeveloperAkihiro FujiwaraPlayshore, S.L.

Customer experience

RobotVSAlien

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Merge Robots Universe

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

RobotVSAlien

One-time1
  • Remove Ads and Privilege granting$0.99
10 purchases

Merge Robots Universe

One-time10
  • Powers 1$0.99
  • Fuel 1$0.99
  • Fuel 2$1.99
Show 7 more
  • Special Pack 1$2.99
  • Fuel 3$2.99
  • Powers 3$2.99
  • Fuel 4$3.99
  • Powers 5$4.99
  • Special Pack 2$4.99
  • Powers 8$7.99

Questions

Is RobotVSAlien free?
RobotVSAlien is free to download, with in-app purchases available.
Is Merge Robots Universe free?
Merge Robots Universe is free to download, with in-app purchases available.
Which has better reviews, RobotVSAlien or Merge Robots Universe?
Merge Robots Universe is rated higher. RobotVSAlien averages 4.0 out of 5 from 1 ratings, while Merge Robots Universe averages 5.0 from 6 ratings.
Do RobotVSAlien or Merge Robots Universe have ads?
Neither RobotVSAlien nor Merge Robots Universe shows ads.
Which is updated more often, RobotVSAlien or Merge Robots Universe?
RobotVSAlien ships an update every 2 weeks, and Merge Robots Universe every 4 days. Most recently, RobotVSAlien was updated on October 21, 2026 and Merge Robots Universe on October 16, 2026.

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