Comparison

Let's Stack AR! vs AR UFO

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

Head to head
About

Let's Stack AR!

Build the tallest tower possible using augmented reality. Place blocks in your environment and see how high you can stack them before they tumble. Compare your creations to real-world objects.

Highlights
  • Augmented reality block stacking
  • Build the tallest tower
  • Place blocks in real-world environments
  • Compare tower height to real objects
  • Awarded Apple's Game of the Day
Read full description

Help a little duck stack blocks and build the tallest tower in Augmented Reality. See how high you can get without misplacing the blocks! With AR, you now have the ability to place the blocks at the beach, in your living room or backyard! After you're done, you can see how tall your tower is, and compare it to real world objects! Let's Stack AR! was awarded Apple's Game of the Day, and is created by a 10-year old developer Yuma Soerianto, the youngest Apple WWDC17 scholarship winner.

About

AR UFO

Read full description

Play AR UFO and uncover the age-old secret why aliens steal our cows. Enjoy the game in your own surroundings through Augmented Reality. Succeed in the Bonus round and get a perk the next time you play. Pause the game at any moment to capture lasting memories in Photo Mode. Augmented Reality AR UFO is played through Augmented Reality on your iPhone (X and up). Scan your surroundings and tab the screen to start a game. Beam up cows, bomb pigs and suck up the chickens to complete the level. AR UFO can be played in Easy, Normal and Hard Settings. Improve your personal High Score in each of them. Avoid Damage Nature can be brutal, so avoid flying close to pigs, thunderclouds, and flowers. Damage will deplete your fuel sooner and without you’ll drop from the sky. Photo Mode Pause the game in Photo Mode. Pose your alien, find a nice composition, and take a picture. Continue the game afterwards. Gain a Bonus Whenever you complete a level successfully, you will start in a Jumping Event. Finish it to gain a bonus the next time you play AR UFO.

Screenshots

Let's Stack AR!4 screens
AR UFO4 screens

Verdict

The call

The clearest difference is price: AR UFO at Free against Let's Stack AR!'s $0.99. AR UFO also leads on update cadence (every 3 days vs every 3 months) and iOS requirement (12.0 vs 17.0). On ads, 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

AR UFO is free to download; Let's Stack AR! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Let's Stack AR! ships an update every 3 months, AR UFO every 3 days. The most recent releases landed on November 6, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
Let's Stack AR! versus AR UFO: the parameters behind the verdict, then further details
ParameterLet's Stack AR!AR UFO
Price$0.99Free — better
Rating4.5 (19 ratings) — better—
Positive reviews56.3% of reviews—
Number of ratings19 — better—
Update frequencyEvery 3 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.012.0 — better
Further details — not scored
Size23 MB132 MB
Age rating4+9+
DeveloperHendri SoeriantoBart Wijsman

In-app purchases

None

Let's Stack AR!

No in-app purchases

None

AR UFO

No in-app purchases

Questions

Is Let's Stack AR! free?
Let's Stack AR! costs $0.99, with no in-app purchases.
Is AR UFO free?
AR UFO is free to download, with no in-app purchases.
Do Let's Stack AR! or AR UFO have ads?
Neither Let's Stack AR! nor AR UFO shows ads.
Which is updated more often, Let's Stack AR! or AR UFO?
Let's Stack AR! ships an update every 3 months, and AR UFO every 3 days. Most recently, Let's Stack AR! was updated on November 6, 2026 and AR UFO on October 25, 2026.

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