Marmont vs KO1KEYZ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marmont
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【機能たち】 ・バンタン卒業制作展2026の会場内マップを閲覧できる ・NFCチップを読み込み、謎解きができる ・会場内の全てのブースを確認できる ・パフォーマンスやイベントのタイムテーブルを確認できる 【Marmontの使い方】 1. マップを見て会場内でMarmontのロゴパネルを見つけよう！ 2. チップにスマホを近づけてスキャンしよう！ (マップ画面の黒いボタンを押してね！) 3. 謎を解こう！ (会場にいるメンバーに聞いてもいいね！) 4. 全てのエリアの謎を解くと、、、ふふ (KDGのブースに行って、メンバーに聞いてみてね)
KO1KEYZ
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KO1KEYZの公式アプリです。 このアプリではKO1KEYZの最新ニュース、メディア情報だけでなく、 ファンクラブ会員の方はブログ、動画などの会員限定コンテンツをお楽しみいただけます。
Screenshots
Verdict
The clearest difference is in-app purchases: Marmont at none against KO1KEYZ's 1. Marmont also leads on update cadence (every 5 days vs fortnightly). On price, ads, device support and iOS requirement 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. KO1KEYZ sells 1 in-app purchase, starting at $6.49 per month. Marmont asks for nothing beyond the download.
Marmont ships an update every 5 days, KO1KEYZ fortnightly. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.
| Parameter | Marmont | KO1KEYZ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| Update frequency | Every 5 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 184 MB |
| Age rating | 4+ | 4+ |
| Developer | Aoi Orio | Fanplus, Inc. |
In-app purchases
Marmont
No in-app purchases
KO1KEYZ
- KO1KEYZ 月会費$6.491 Month
Questions
Is Marmont free?
Is KO1KEYZ free?
Do Marmont or KO1KEYZ have ads?
Which is updated more often, Marmont or KO1KEYZ?
Other comparisons
