Comparison

Mega Hammer vs いまなんじかな？

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

Head to head

About

Mega Hammer

Engage in a satisfying demolition experience by launching a powerful hammer to shatter buildings. Test your aim and power as you bring down structures with each impactful throw.

Highlights

Hammer throwing mechanic
Building destruction physics
Satisfying demolition gameplay
Aim and power testing

Features

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This is a game which throws a hammer and breaks a building.

About

いまなんじかな？

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「いまなんじかな？」は、発達障がい（自閉症、アスペルガー症候群、注意欠如・多動性障がい（ADHD）、学習障がい、チック障がい）のある児童向け療育・知育ゲームアプリです。障がいのある子ども向けのシンプルなゲームアプリとなっています。 ◆ゲームのルールは超簡単 ◆ 時計を見て、4つの時刻の中から正しい時間を当てる簡単ゲーム！問題の難易度は、やさしい「1時間刻み」と「30分刻み」むずかしい~ 「5分刻み」と「10分刻み)」、があります。たくさん問題を解いて最高得点を目指そう！ * オフラインでも遊ぶことができるので旅行中でもWi-Fiがなくても遊べます。 * 本ゲームは無料ですが広告が表示されます。 * 遊び時間にご注意ください。

Screenshots

Mega Hammer4 screens

いまなんじかな？4 screens

Verdict

The call

The clearest difference is ads: Mega Hammer at none against いまなんじかな？'s shown. Mega Hammer also leads on update cadence (every 11 months vs every 23 months) and iOS requirement (6.0 vs 13.0). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mega Hammer ships an update every 11 months, いまなんじかな？ every 23 months. The most recent releases landed on October 23, 2026 and October 19, 2026 respectively.

Scorecard3 real differences · 5 level

Mega Hammer versus いまなんじかな？: the parameters behind the verdict, then further details
Parameter	Mega Hammer	いまなんじかな？
Price	Free	Free
Positive reviews	78.0% of reviews	—
Update frequency	Every 11 months — better	Every 23 months
Ads	No — better	Yes
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	6.0 — better	13.0
Further details — not scored
Size	11 MB	71 MB
Age rating	4+	4+
Developer	cocolo-bit Inc.	Garhi Japan K.K.

In-app purchases

None

Mega Hammer

No in-app purchases

None

いまなんじかな？

No in-app purchases

Questions

Is Mega Hammer free?

Mega Hammer is free to download, with no in-app purchases.

Is いまなんじかな？ free?

いまなんじかな？ is free to download, with no in-app purchases.

Do Mega Hammer or いまなんじかな？ have ads?

いまなんじかな？ shows ads; Mega Hammer does not.

Which is updated more often, Mega Hammer or いまなんじかな？?

Mega Hammer ships an update every 11 months, and いまなんじかな？ every 23 months. Most recently, Mega Hammer was updated on October 23, 2026 and いまなんじかな？ on October 19, 2026.