Comparison

AIM vs Space Papers

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

Head to head
About

AIM

Embark on a mission to save Earth from an asteroid by traveling to the past. Build a space center, conduct research on asteroids, and use your findings to deflect the threat. Engage in mini-games and strategic building to complete your vital task.

Highlights
  • Build and upgrade space center buildings
  • Conduct asteroid research
  • Play mission-based mini-games
  • Launch satellites
  • Deflect future asteroid threats
  • Save the Earth
Features
Read full description

Oh no, the earth is in danger! An asteroid is coming this way to destroy it. What can be done about it? It’s 2500 A.D. You are a Scientist, working at the European Space Agency. You came up with a plan: “Let’s travel to the past with a time machine and set up a space mission about asteroids. This provides us with research and in that way, we can deflect the future asteroid from its course!” Alright then. This could work! The Director approves and thinks you should go. You sound like the perfect candidate for this operation. Now, pack your bags and go! The time machine takes you back to the right year and your adventure starts immediately. Here’s what you need to do: Build your own Space Centre Construct several buildings which generate coins or research points Upgrade your buildings and perform tasks Play a set of mini-games which follow a breakdown of the mission Launch the satellite into space Reach a group of asteroids and do research on them Gather data and information from the asteroids Travel back to your own time with the research you have Stop the future asteroid in its course Save the earth! Download the game and start your mission today. Good luck!

About

Space Papers

Become a galactic border agent tasked with checking traveler documents and identifying illegal aliens and interdimensional parasites. Earn points to upgrade equipment and unlock new abilities to protect the galaxy from invasion.

Highlights
  • Intergalactic border agent simulation
  • Check traveler papers and identify threats
  • Arrest illegal aliens and parasites
  • Upgrade equipment and unlock abilities
  • Offline gameplay
Features
Read full description

Welcome to the Intergalactic Customs Department! As a galactic planetary border agent, you'll be tasked with protecting the galaxy against bad paperwork, illegal aliens (literally), and the greatest threat of all - a transdimensional intergalactic Parasite! They are the main galactic threat and will do anything for universal domination. How good are you at identifying and arresting them? Play Space Papers: Planet’s Border and prove yourself the best intergalactic officer to protect the galaxy against the secret invasion. MISSION: INTERGALACTIC AIRPORT SECURITY As an officer of the intergalactic border patrol, your mission is only one: keep the space airport security. Check all the traveler's papers, please, and stop The Parasites from dominating the galaxy! The more enemies you can arrest, the more points you earn to upgrade equipment, the space airport scanner and even unlock new abilities and planets. Grab your space suit, prepare your intergalactic equipment, and secure the planet's border! TARGET: THE PARASITES The main threat to the planet's border security and the galaxy, The Parasites wants to dominate the universe. As a border patrol officer, check all the traveler's papers, please, and find them. They can use dangerous objects, like bananas... THAT'S RIGHT, BANANAS! Use the space airport scanner and secure the planet border. The Parasites must be arrested as soon as possible! Download Space Papers: Planet’s Border now and keep galaxy security. *Space Papers: Planet’s Border is a free offline game. However, the game has purchases of extra features and add-on packs that are optional for gameplay.

Screenshots

AIM3 screens
Space Papers4 screens

Verdict

The call

The clearest difference is rating: AIM at 5.0 against Space Papers's 3.8. AIM also leads on in-app purchases (none vs 6) and update cadence (daily vs every 2 months). Space Papers's advantage is ratings volume (14 vs 2). On price, ads 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 Papers sells 6 one-off in-app purchases. AIM asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

AIM holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Space Papers has 14 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

AIM ships an update daily, Space Papers every 2 months. The most recent releases landed on August 20, 2026 and October 2, 2026 respectively.

Scorecard6 real differences · 4 level
AIM versus Space Papers: the parameters behind the verdict, then further details
ParameterAIMSpace Papers
PriceFreeFree
Rating5.0 (2 ratings) — better3.8 (14 ratings)
Positive reviews—40.0% of reviews
Number of ratings214 — better
Update frequencyDaily — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS6.0 — better15.0
Further details — not scored
Size452 MB273 MB
Age rating4+9+
DeveloperESA - European Space AgencyTapps Games - Jogos Eletronicos

Customer experience

AIM

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Space Papers

All ratings14 ratings
Positive57.1%
Neutral35.7%
Negative7.1%
Written reviews25 reviews
Positive40.0%
Neutral24.0%
Negative36.0%

In-app purchases

None

AIM

No in-app purchases

6 purchases

Space Papers

One-time6
  • Hard Currency Pack 01$1.99
  • Hard Currency Pack 02$4.99
  • Hard Currency Pack 03$9.99
Show 3 more
  • Hard Currency Pack 04$19.99
  • Hard Currency Pack 05$49.99
  • Hard Currency Pack 06$99.99

Questions

Is AIM free?
AIM is free to download, with no in-app purchases.
Is Space Papers free?
Space Papers is free to download, with in-app purchases available.
Which has better reviews, AIM or Space Papers?
AIM is rated higher. AIM averages 5.0 out of 5 from 2 ratings, while Space Papers averages 3.8 from 14 ratings.
Do AIM or Space Papers have ads?
Neither AIM nor Space Papers shows ads.
Which is updated more often, AIM or Space Papers?
AIM ships an update daily, and Space Papers every 2 months. Most recently, AIM was updated on August 20, 2026 and Space Papers on October 2, 2026.

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