# Kaiteki vs B with U

The clearest difference is rating: B with U at 5.0 against Kaiteki's 2.7. B with U also leads on review sentiment (28% vs 0%) and update cadence (every 11 days vs every 6 weeks). Kaiteki's advantage is ratings volume (6 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

B with U holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 0% of Kaiteki's written reviews are positive against 28% of B with U's.

Kaiteki ships an update every 6 weeks, B with U every 11 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Kaiteki | B with U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (6 ratings)](https://appshunter.io/ios/app/kaiteki-jp/id1557591347/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/b-with-u/id6497568843/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 0.0% of reviews | **28.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Monetization | Free | Free |
| Size | 83 MB | 95 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KAITEKI TECH CO.,LIMITED](https://appshunter.io/developer/1557591349) | [株式会社BMSG](https://appshunter.io/developer/1741456431) |

## What reviewers say

### Kaiteki

[App page](https://appshunter.io/ios/app/kaiteki-jp/id1557591347)

Stream Japanese radio and TV channels from abroad. Stay connected to local news and programs with customizable favorite channel registration. Listen anytime, anywhere.

**Highlights:** Stream Japanese radio, Stream Japanese TV, For overseas residents, Favorite channel registration, Listen to local news, Listen to programs

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

**In-app purchases:** none


### B with U

[App page](https://appshunter.io/ios/app/b-with-u/id6497568843)

Receive direct messages from artists, enjoy exclusive digital photo books, and collect event-specific stamps. Stay updated with artist schedules and access behind-the-scenes content. Get a digital membership card and track your attendance history.

**Highlights:** Direct artist messages, Exclusive digital photo books, Digital membership cards, Event attendance history & stamps, Artist schedules & updates, Behind-the-scenes video content

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

**In-app purchases:** none


## Frequently asked questions

### Is Kaiteki free?

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

### Is B with U free?

B with U is free to download, with no in-app purchases.

### Which has better reviews, Kaiteki or B with U?

B with U is rated higher. Kaiteki averages 2.7 out of 5 from 6 ratings, while B with U averages 5.0 from 2 ratings.

### Do Kaiteki or B with U have ads?

Neither Kaiteki nor B with U shows ads.

### Which is updated more often, Kaiteki or B with U?

Kaiteki ships an update every 6 weeks, and B with U every 11 days. Most recently, Kaiteki was updated on November 3, 2026 and B with U on November 4, 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.*