Comparison

U.F.Moo! vs SphereKnight

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

Head to head
About

U.F.Moo!

This game challenges players to aim UFOs and flick cows upwards. It's part of a collection of retro-style games.

Highlights
  • Flick cows into UFOs
  • Retro arcade gameplay
  • Part of Cassette Games: Volume 2
  • Simple aiming mechanic
Features
Read full description

The rumors are true: UFOs love to scoop up cattle and subject them to strange experiments. Dear alien visitors: why not take some fresh beef home as a souvenir? Cassette Games: Volume 2 is here! - Aim for the UFO and flick the cows up!

About

SphereKnight

Control a ball-shaped knight by flicking your finger to defeat enemies and stop an invasion of chaos. Upgrade weapons, forge new armor, and master unique sword auras to progress through 33 stages and 8 boss battles. An endless mode offers continuous challenges.

Highlights
  • Flick controls for ball-shaped knight
  • Dash attack for enemy defeat
  • Master sword auras
  • Upgrade weapons and forge armor
  • 33 stages with boss battles
  • Endless stage run feature
Features
Read full description

In the heat of the battle his body turns into a ball. Control SphereKnight with the flick of your finger for some fresh, exciting and tense rolling action! CAUTION! This is an auto-save game. Do not close the application during saving! Doing so may corrupt the save file. STORY In the heat of the battle his body turns into a ball. The one that possesses these mysterious powers is known as the Cosmos Apostle, and it is he who must stop the incoming invasion of chaos. The ruined kingdom of Lebralia Those who dare enter this forbidden land are haunted by a ‘cursed mask’. SphereKnight now steps foot on this land ready to take on his mission as the Cosmos Apostle. GAME FEATURES •Experience a new type of action game in which you swipe the screen to control the ball shaped knight. •Feel the thrill of excitement when you defeat many enemies with just one rolling dash attack! •Feel the satisfaction of mastering the use of the Auras created when SphereKnight uses his dash attacks! STRENGTHEN WEAPONRY •Items you pick up along your adventure can be upgraded in the magic shop. •Collect enough materials on your adventure to be able to forge new armour and magical swords. •Magical swords are an intrinsic part of this game. Each one has their own aura type created when you dash attack so making use of them well will help greatly expand your play strategy. EXTENSIVE STAGES •A total of 33 stages and eight fearsome boss battles await you. •An additional endless stage run feature is also included. •The cursed mask that hauntingly follows SphereKnight calls forth evil creatures to attack. Depending on SphereKnight’s actions, newer and even stronger enemies will appear.

Screenshots

U.F.Moo!3 screens
SphereKnight4 screens

Verdict

The call

The clearest difference is rating: SphereKnight at 4.8 against U.F.Moo!'s 3.0. SphereKnight also leads on ratings volume (6 vs 2) and iOS requirement (8.0 vs 15.0). U.F.Moo!'s advantage is in-app purchases (none vs 1) and review sentiment (100% vs 69%). On price, update cadence, 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. SphereKnight sells 1 one-off in-app purchase. U.F.Moo! asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SphereKnight holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews complicate that: 100% of U.F.Moo!'s written reviews are positive against 69% of SphereKnight's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

U.F.Moo! ships an update every 2 months, SphereKnight every 4 months. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
U.F.Moo! versus SphereKnight: the parameters behind the verdict, then further details
ParameterU.F.Moo!SphereKnight
PriceFreeFree
Rating3.0 (2 ratings)4.8 (6 ratings) — better
Positive reviews100.0% of reviews — better69.2% of reviews
Number of ratings26 — better
Update frequencyEvery 2 months — betterEvery 4 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size10 MB164 MB
Age rating4+12+
DeveloperMasakazu Yoneharahiroaki saito

Customer experience

U.F.Moo!

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

SphereKnight

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews13 reviews
Positive69.2%
Neutral15.4%
Negative15.4%

In-app purchases

None

U.F.Moo!

No in-app purchases

1 purchases

SphereKnight

One-time1
  • Sphere Knight:ad removal$1.99

Questions

Is U.F.Moo! free?
U.F.Moo! is free to download, with no in-app purchases.
Is SphereKnight free?
SphereKnight is free to download, with in-app purchases available.
Which has better reviews, U.F.Moo! or SphereKnight?
SphereKnight is rated higher. U.F.Moo! averages 3.0 out of 5 from 2 ratings, while SphereKnight averages 4.8 from 6 ratings.
Do U.F.Moo! or SphereKnight have ads?
Both U.F.Moo! and SphereKnight show ads.
Which is updated more often, U.F.Moo! or SphereKnight?
U.F.Moo! ships an update every 2 months, and SphereKnight every 4 months. Most recently, U.F.Moo! was updated on October 29, 2026 and SphereKnight on November 3, 2026.

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