# Jフェス vs MUUUUMO

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.

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.

## The numbers

| Metric | Jフェス | MUUUUMO |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 173 MB | 31 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [rockin'on holdings inc.](https://appshunter.io/developer/945870984) | [YELO LLC](https://appshunter.io/developer/1748418831) |

## What reviewers say

### Jフェス

[App page](https://appshunter.io/ios/app/j/id1398652658)

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.

**Highlights:** Official festival app, Early ticket applications, Artist announcements, Beginner's guide, Timetable and maps, Live photos and setlists

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### MUUUUMO

[App page](https://appshunter.io/ios/app/muuuumo/id6761740742)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Expert Monthly | $6.99 | per month |
| Pro Yearly | $24.99 | per year |
| Expert Yearly | $69.99 | per year |


## Frequently asked questions

### Is Jフェス free?

Jフェス is free to download, with no in-app purchases.

### Is MUUUUMO free?

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

### Do Jフェス or MUUUUMO have ads?

Neither Jフェス nor MUUUUMO shows ads.

### Which is updated more often, Jフェス or MUUUUMO?

Jフェス ships an update every 4 weeks, and MUUUUMO every 2 days. Most recently, Jフェス was updated on October 29, 2026 and MUUUUMO on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*