Comparison

iPSマスター vs Monster Tower

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

Head to head

Fun Fast Mental Math for Kids

Free

🎮 Games

No ratingsView app →

About

iPSマスター

Features

Read full description

iPS細胞はどうやって発見されたのでしょうか？世紀の大発見なのだからとても複雑な実験がなされたと思われるかもしれませんが、実際にはとてもシンプルで美しい実験により明らかになりました。 iPadアプリ「iPSマスター」では、あなたも山中研究室の一員となって、iPS細胞を発見した時の実験を追体験できます。さぁ、みなさん、用意はいいですか？ iPS細胞を作り出す研究に挑戦してみましょう！

About

Monster Tower

An RPG-style game where children improve math skills by solving problems to win battles. Progress through a tower, defeat monsters, collect coins, and find treasures. Covers elementary school math concepts.

Highlights

Solve math problems to win battles
Collect coins for weapon upgrades
Find rare treasures
Boss battles and hidden stages
Practice addition, subtraction, multiplication, division

Features

Read full description

Kids get hooked while their math skills soar! A fun RPG-style learning game where solving problems means winning battles! Aim for the top of the Monster Tower and defeat the Demon Lord! Features: - Defeat monsters with your math skills - Collect coins to upgrade your weapons - Find rare treasures dropped by enemies - Challenging boss battles and hidden stages - Build strong mental arithmetic through repeat play Learning Benefits: All problems cover standard elementary school math: Addition, subtraction, multiplication, division, fill-in-the-blank, and mixed 3-term exercises. Perfect for: - Practicing times tables - Improving mental math speed - Daily brain-training for kids & adults - Homeschool enrichment and skill review Notice: Stages 1–14 are free to play. To continue, purchase “All Stages” in the in-game shop.

Screenshots

Monster Tower4 screens

Verdict

The call

The clearest difference is in-app purchases: iPSマスター at none against Monster Tower's 10. iPSマスター also leads on iOS requirement (8.0 vs 12.0). Monster Tower's advantage is update cadence (monthly vs every 4 months) and device support (3 vs 1). On price and ads 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. Monster Tower sells 10 one-off in-app purchases. iPSマスター asks for nothing beyond the download.

UpkeepUpdate frequency

iPSマスター ships an update every 4 months, Monster Tower monthly. The most recent releases landed on September 5, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 4 level

iPSマスター versus Monster Tower: the parameters behind the verdict, then further details
Parameter	iPSマスター	Monster Tower
Price	Free	Free
Positive reviews	—	100.0% of reviews
Update frequency	Every 4 months	Monthly — better
Ads	No	No
In-app purchases	No — better	Yes
Monetization	—	Free with in-app purchases
Devices	iPad	iPhone, iPad, iPod — better
Requires iOS	8.0 — better	12.0
Further details — not scored
Size	684 MB	77 MB
Age rating	4+	4+
Developer	KYOTO UNIVERSITY	Wasabi Applications

In-app purchases

None

iPSマスター

No in-app purchases

10 purchases

Monster Tower

One-time10

お宝ドロップ率２倍$0.99
All Stages$0.99
Time Limit x2$0.99

Show 7 more

Attack Power x2$0.99
Treasure Drop Rate x2$0.99
Earned Coins x2$0.99
かくとくコイン５倍$3.99
お宝ドロップ率５倍$3.99
Earned Coins x5$3.99
Treasure Drop Rate x5$3.99

Questions

Is iPSマスター free?

iPSマスター is free to download, with no in-app purchases.

Is Monster Tower free?

Monster Tower is free to download, with in-app purchases available.

Do iPSマスター or Monster Tower have ads?

Neither iPSマスター nor Monster Tower shows ads.

Which is updated more often, iPSマスター or Monster Tower?

iPSマスター ships an update every 4 months, and Monster Tower monthly. Most recently, iPSマスター was updated on September 5, 2026 and Monster Tower on September 23, 2026.