U.F.Moo! vs SphereKnight
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
U.F.Moo!
This game challenges players to aim UFOs and flick cows upwards. It's part of a collection of retro-style games.
- Flick cows into UFOs
- Retro arcade gameplay
- Part of Cassette Games: Volume 2
- Simple aiming mechanic
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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!
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.
- 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
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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
Verdict
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
Both are free to download. SphereKnight sells 1 one-off in-app purchase. U.F.Moo! asks for nothing beyond the download.
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.
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.
| Parameter | U.F.Moo! | SphereKnight |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 4.8 (6 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 69.2% of reviews |
| Number of ratings | 2 | 6 — better |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 164 MB |
| Age rating | 4+ | 12+ |
| Developer | Masakazu Yonehara | hiroaki saito |
Customer experience
U.F.Moo!
SphereKnight
In-app purchases
U.F.Moo!
No in-app purchases
SphereKnight
- Sphere Knight:ad removal$1.99









