Comparison

Alien Robot vs Merge Universe

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

Head to head
About

Alien Robot

This is a fun, casual puzzle game with gorgeous graphics and themed levels. Players must solve challenges and pass hurdles to advance through levels as quickly as possible. It supports phones and tablets and is free to play.

Highlights
  • Casual puzzle gameplay
  • Themed levels
  • Gorgeous graphics
  • Challenging hurdles
  • Supports phones and tablets
  • Constantly updated levels
Features
Read full description

An exciting game and effect. A very fun casual game that is very popular puzzle casual a mobile game,once you play,you will love it! Legendary fantasy series Game size supports phones and tablets,and supports multiple languages by clicking on the player screen,combined with other accessories or props items combined to generate game levels provided by the scene needed before they passed some hurdles. You start looking around around,hoping to find something useful to the checkpoint will last through all levels of the timing,a short time as possible through all levels. Support phone and tablet,it's free! Your support is our biggest motivation,if you like our game,we hope to give an assessment points. Thank you! In this fun,addictive,free and popular puzzle game to challenge yourself. Remember to recommend it to your friends. smartphone puzzle casual game! dreamy little puzzles! gorgeous graphics and different themed levels! constantly updated with new levels! it's free! You can escape the clearance it?

About

Merge Universe

Embark on an epic journey from atoms to galaxies, merging objects to generate energy and unlock new creations. Utilize physics-based gameplay and strategic upgrades to expand your universe and maximize your energy production.

Highlights
  • Merge objects to create larger ones
  • Generate energy from bouncing objects
  • Create new objects from energy
  • Use photons to build physics Gizmos
  • Upgrade Skill Tree with Upgrade Coins
Features
Read full description

This is a hybrid idle-merge-physics game where you progress from tiny atoms to massive galaxies, maximizing your energy production in a fully interactive simulation in your quest to reach the far edges of the multiverse. - Gain energy when objects bounce off energy-activated surfaces. - Create more objects from energy. - Merge objects to make bigger objects which produce more energy. - Gain photons every time two objects merge. - Use photons to create physics Gizmos to maximize your income. - Earn Upgrade Coins every time you create a Gizmo. - Use Upgrade Coins to advance the Upgrades Skill Tree.

Screenshots

Alien Robot4 screens
Merge Universe4 screens

Verdict

The call

The clearest difference is review sentiment: Merge Universe at 47% against Alien Robot's 0%. Merge Universe also leads on rating (4.9 vs 1.5) and update cadence (every 5 weeks vs every 34 months). Alien Robot's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price 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. Merge Universe sells 5 one-off in-app purchases. Alien Robot asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Merge Universe holds the better App Store score, 4.9 against 1.5. That said, the two scores are not equally well evidenced: Merge Universe has 110 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Alien Robot's written reviews are positive against 47% of Merge Universe's.

UpkeepUpdate frequency

Alien Robot ships an update every 34 months, Merge Universe every 5 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

Scorecard8 real differences · 2 level
Alien Robot versus Merge Universe: the parameters behind the verdict, then further details
ParameterAlien RobotMerge Universe
PriceFreeFree
Rating1.5 (2 ratings)4.9 (110 ratings) — better
Positive reviews0.0% of reviews47.4% of reviews — better
Number of ratings2110 — better
Update frequencyEvery 34 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better12.0
Further details — not scored
Size35 MB121 MB
Age rating4+12+
Developer国财 胡Metamoki Inc.

Customer experience

Alien Robot

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Merge Universe

All ratings109 ratings
Positive97.2%
Neutral1.8%
Negative0.9%
Written reviews38 reviews
Positive47.4%
Neutral15.8%
Negative36.8%

In-app purchases

None

Alien Robot

No in-app purchases

5 purchases

Merge Universe

One-time5
  • Nano Gems Package$1.99
  • Micro Gems Package$4.99
  • Bucket of Gems$9.99
Show 2 more
  • Planetary Gems Package$24.99
  • Stellar Gems Package$49.99

Questions

Is Alien Robot free?
Alien Robot is free to download, with no in-app purchases.
Is Merge Universe free?
Merge Universe is free to download, with in-app purchases available.
Which has better reviews, Alien Robot or Merge Universe?
Merge Universe is rated higher. Alien Robot averages 1.5 out of 5 from 2 ratings, while Merge Universe averages 4.9 from 110 ratings.
Do Alien Robot or Merge Universe have ads?
Merge Universe shows ads; Alien Robot does not.
Which is updated more often, Alien Robot or Merge Universe?
Alien Robot ships an update every 34 months, and Merge Universe every 5 weeks. Most recently, Alien Robot was updated on October 24, 2026 and Merge Universe on October 29, 2026.

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