Jフェス vs MUUUUMO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Jフェス
Your all-in-one guide for major Japanese music festivals. Get early ticket access, artist announcements, venue maps, and essential tips for beginners. Relive the experience with live photos and setlists after the event.
- Official festival app
- Early ticket applications
- Artist announcements
- Beginner's guide
- Timetable and maps
- Live photos and setlists
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ROCK IN JAPAN FESTIVAL、COUNTDOWN JAPAN、JAPAN JAMの公式アプリ。 出演アーティスト発表からフェスのチケットお申し込み、初心者に嬉しいガイド情報など、フェスに関するすべてを全面サポート! ■チケット先行申込はこのアプリだけ! チケットの先行受付から当日の入場まで、すべてが「Jフェス」アプリで完結!出演アーティスト発表やチケットの受付開始もプッシュ通知でいち早くお知らせします。 ■フェス初心者にも嬉しいガイドブックも! 会場へのアクセス、オフィシャルグッズの購入方法、服装や持ち物のアドバイス、参加者のファッションスナップなど、フェスを楽しむためのありとあらゆる情報をイラストや写真を交えながら解説します。 ■タイムテーブル・マップなど必ずフェス当日に役立つ機能を搭載! 毎回好評のマイタイムテーブルや、飲食店、グッズ情報、エリアマップなど、当日役立つ機能ももちろん搭載。気になる飲食店やグッズをお気に入り登録したり、フェスの準備にもお役立ち。 ■ライブ写真やセットリストでフェスが終わった後も楽しもう! フェス当日は各アクト終了後からライブ写真とセットリストをアプリに掲載。フェスに参加した方はもちろん、参加できなかった方もお楽しみいただけるコンテンツです。 ■対応フェスティバル ROCK IN JAPAN FESTIVAL(ロック・イン・ジャパン・フェスティバル) COUNTDOWN JAPAN (カウントダウン・ジャパン) JAPAN JAM (ジャパン・ジャム)
MUUUUMO
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A music social app where memories become songs. Just pick a photo and a mood to make lyrics, a melody and vinyl cover art. Your song stays on the map where it was made, and you can share it with friends by link. HOW IT WORKS 1) Pick your mood and add a photo and a short note (photos are optional) 2) A song is composed from what you post 3) Listen to your new song. It stays as a pin where it was made WHAT YOU CAN DO - Make songs from photos and moods Your photo, your note, and even the weather and time of day become hints for the lyrics. Pick your favorite genres, vocals and tempo, or leave it on Auto. - Share with friends Send your songs and your Best Album by link. Friends without the app can listen right in their browser. Invite friends with an invite code, and you'll be connected through follows as soon as they sign up. - Discover on the map Listen to songs made nearby, plus new songs and stories from people you follow, on the map and in Discover. - Connect and collect Follow, like and comment to connect with people. Collect your favorite songs in playlists and your Best Album. - Listen without an account Anyone can play public songs right away. GREAT FOR YOU IF YOU - Want to do more with your travel and everyday photos than just save them - Have never written music but want a song of your own - Want to turn memories with friends into a song and send it to them - Are curious about the memories people leave around you SAFETY - Posts and comments are checked by AI before they go up - Reports are reviewed within 24 hours, and posts that break our terms are removed - Make songs followers-only, or keep your account private - When you block someone, you won't see each other's posts or comments - Turn off "Publish photos" and your photos are only used to make the song, never saved FAQ Q. Is it free? A. Yes. The Basic plan is free and lets you make up to 15 songs a month. Q. Can friends listen without the app? A. Yes. Public songs play in the browser from the link you send. Followers-only songs can be heard after following in the app. Q. Do I need an invite code to sign up? A. To sign up and make songs, you need an invite code. Listening doesn't require an account. Q. Will my home show up on the map? A. You can move or remove the location when you post. Songs without a location don't appear on the map. PLANS Basic (free): 15 songs a month, 30 seconds each (up to 3 a day) Pro: 30 songs a month (up to 10 a day), 5 of them can be 90-second songs with the long model. Up to 10 playlists, which can be private. 7-day free trial for new subscribers Expert: 60 songs a month (up to 30 a day), 15 of them with the long model. Up to 30 playlists About subscriptions - Pro and Expert are auto-renewing subscriptions (monthly or yearly). - Payment is charged to your Apple ID at confirmation of purchase. - Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Renewal is charged within 24 hours before the period ends. - Manage or cancel in your App Store account settings after purchase. - Any unused portion of a free trial is forfeited when you purchase a subscription. Terms of Use: https://www.yelo.tokyo/product/muuuumo/terms-en Privacy Policy: https://www.yelo.tokyo/privacy-en
Screenshots
Verdict
The clearest difference is in-app purchases: Jフェス at none against MUUUUMO's 4. MUUUUMO's advantage is update cadence (every 2 days vs every 4 weeks). 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. MUUUUMO sells 4 in-app purchases, starting at $1.99 per month. Jフェス asks for nothing beyond the download.
Jフェス ships an update every 4 weeks, MUUUUMO every 2 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | Jフェス | MUUUUMO |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 14.8% of reviews | — |
| Update frequency | Every 4 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 173 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | rockin'on holdings inc. | YELO LLC |
In-app purchases
Jフェス
No in-app purchases
MUUUUMO
- Pro Monthly7 Days trial$1.991 Month
- Expert Monthly$6.991 Month
- Pro Yearly7 Days trial$24.991 Year
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- Expert Yearly$69.991 Year








