U.F.Moo! vs ニンジャンプ
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!
ニンジャンプ
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Warring States period. You are famous Ninja. One day, hired by a feudual lord to steal the treasure of neighboring countries in the castle. However, some traps had been planted in the castle. - How to play - Move to left and right by tilting the screen. Tap the screen, then Ninja will jump. Ninja can jump 2 steps! It's possible to get cautht bran and tatami mat, ceiling to come falling. It's also possible to crawl along the bottom! Let's aim the top in a bhurry, while not to be crushed!
Screenshots
Verdict
The clearest difference is rating: ニンジャンプ at 5.0 against U.F.Moo!'s 3.0. ニンジャンプ also leads on iOS requirement (6.0 vs 13.0). U.F.Moo!'s advantage is update cadence (monthly vs every 24 months). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
ニンジャンプ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
U.F.Moo! ships an update monthly, ニンジャンプ every 24 months. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.
| Parameter | U.F.Moo! | ニンジャンプ |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Monthly — better | Every 24 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 6.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Masakazu Yonehara | marge co., ltd. |
Customer experience
U.F.Moo!
ニンジャンプ
In-app purchases
U.F.Moo!
No in-app purchases
ニンジャンプ
No in-app purchases









