Comparison

もしゆれ vs 防災Go!

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

Head to head
About

もしゆれ

Features
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写真を撮ってすぐ判定! もしもいまここで 大地震の揺れに見舞われたら ワタシはどうなる? iPhoneアプリ《もしゆれ》は、いまあなたがいる場所で大地震の揺れに見舞われたら、どんな被害を受ける危険性があるかをシミュレーションします。 【特徴①】写真を撮ってリアルに実感! 写真の中のあなたを見舞うのは「建物倒壊」?「液状化」? 全部で17の判定を用意しました。 【特徴②】今いる場所のデータで判定! 判定の基準には、今いる場所に関係した各種データが盛り込まれています。 【特徴③】結果写真を友達にもシェア! 判定の結果写真はTwitterやFacebookで家族や友達とシェアできます。 もしもの時、今いる場所で自分の身に何が起こるかを具体的にイメージすること。そこから災害への対策は始まります。あらかじめできる準備は何か、いざという時どうすればよいかを考え、防災にお役立てください。 --- Test with a pic right now! If I faced a huge earthquake, what would happen? The iPhone App IFEQ lets you simulate what kind of disaster you might face if you were hit by a huge earthquake at where you are right now. Feature #1: Feel it for real with a pic! Will you in the pic be facing “Building Collapse” or “Liquefaction”? We have 17 possible situations prepared for you. Feature #2: Test with the data of where you are! Various data related to your current location is involved in making the evaluation. Feature #3: Share the result pics with your friends! The pictures of your results can be shared with families and friends via Facebook and/or Twitter. Imagining as a real picture what might happen to you and your loved ones in case of a disaster will be the first step you can take for disaster precautions. Think of what kind of preparation you could do and what should be done in such case, so that it will help you with your disaster prevention. IFEQ is now available in English.

About

防災Go!

Features
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災害による経験を通じて、私たちは防災への意識の低さと災害知識の不足が地域防災の大きな課題であることを認識しました。 これに対処するため、福岡工業大学と共同で開発されたのが、「防災Go!」です。 ゲームの要素を取り入れた現地散策型アプリで、防災を楽しく学びましょう。 地域のイベントで活用することで、地域における防災意識を向上させます。 対象地域の災害に関する情報を学び、自らの足で現地を訪れて避難経路や危険箇所を確認しましょう。 防災情報だけでなく、地域やコミュニティの社会・文化情報も含め、幅広いコンテンツを提供しています。

Screenshots

もしゆれ2 screens
防災Go!4 screens

Verdict

The call

The clearest difference is update cadence: 防災Go! at weekly against もしゆれ's every 14 months. もしゆれ's advantage is iOS requirement (9.0 vs 13.0). On price, ads, 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

もしゆれ ships an update every 14 months, 防災Go! weekly. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 5 level
もしゆれ versus 防災Go!: the parameters behind the verdict, then further details
Parameterもしゆれ防災Go!
PriceFreeFree
Positive reviews25.0% of reviews—
Update frequencyEvery 14 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better13.0
Further details — not scored
Size109 MB484 MB
Age rating9+9+
DeveloperNational Research Institute for Earth Science and Disaster PreventionCTI GRAND PLANNING CO., LTD.

In-app purchases

None

もしゆれ

No in-app purchases

None

防災Go!

No in-app purchases

Questions

Is もしゆれ free?
もしゆれ is free to download, with no in-app purchases.
Is 防災Go! free?
防災Go! is free to download, with no in-app purchases.
Do もしゆれ or 防災Go! have ads?
Neither もしゆれ nor 防災Go! shows ads.
Which is updated more often, もしゆれ or 防災Go!?
もしゆれ ships an update every 14 months, and 防災Go! weekly. Most recently, もしゆれ was updated on November 1, 2026 and 防災Go! on October 28, 2026.

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