# ONCE fandom TWICE vs BBirthday

The clearest difference is in-app purchases: ONCE fandom TWICE at none against BBirthday's 1. BBirthday's advantage is ads (none vs shown) and ratings volume (1.6K vs 22). On price, rating and device support there is nothing between them.

Both are free to download. BBirthday sells 1 one-off in-app purchase. ONCE fandom TWICE asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for ONCE fandom TWICE against 4.7 for BBirthday. That said, the two scores are not equally well evidenced: BBirthday has 1.6K ratings behind it against 22, so its average is the more settled of the two. Written reviews are what separate them: 68% of ONCE fandom TWICE's written reviews are positive against 91% of BBirthday's.

ONCE fandom TWICE ships an update every 4 months, BBirthday monthly. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ONCE fandom TWICE | BBirthday |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (22 ratings)](https://appshunter.io/ios/app/once-fandom-twice/id1394504402/reviews) | **[4.7 (1.6K ratings)](https://appshunter.io/ios/app/bbirthday/id1610690328/reviews)** |
| Number of ratings | 22 | **1.6K** |
| Positive reviews | 68.3% of reviews | **91.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 92 MB | 171 MB |
| Requires iOS | 15.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ninh Ngo Hai](https://appshunter.io/developer/1113430467) | [Juan Amaro](https://appshunter.io/developer/1583111501) |

## What reviewers say

### ONCE fandom TWICE

[App page](https://appshunter.io/ios/app/once-fandom-twice/id1394504402)

Engage with a collection of mini action and art games designed for fans of a popular music group. Test your reaction times, memory, and knowledge with various challenges. Connect with fellow fans and enjoy interactive entertainment.

**Highlights:** Mini action games, Mini art games, Reaction challenges, Quiz games, Sound sequence challenges, Fan community features

**Features:** Vision Pro support

**In-app purchases:** none


### BBirthday

[App page](https://appshunter.io/ios/app/bbirthday/id1610690328)

Experience a dreamcore visual novel where you guide Bianca through 15 years of her life from a new viewpoint. Solve escape room puzzles with horror undertones and discover multiple endings.

**Highlights:** Visual novel gameplay, Dreamcore aesthetic, Escape room puzzles, Horror elements, Multiple endings, Relive life events

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BBirthday Premium Version | $7.99 | one-time |

**What reviewers like**

- 💕 Beautiful art style
- 🤩 Captivating storyline
- 🎨 Unique dreamcore/weirdcore aesthetic
- 👍 Immersive gameplay experience
- 🎮 Challenging but fun boss battles

**What reviewers complain about**

- 💰 Locked content behind premium paywall
- 📢 Frequent and intrusive ads
- 🐛 Occasional crashes and glitches
- 🤔 Confusing translation/grammar issues
- 🔞 Inappropriate content for 9+ age rating

**Reported bugs**

- Game crashes during boss battles
- Dialogue/text gets stuck or freezes
- Inability to progress past certain levels
- Saved progress not loading correctly

**Requested features**

- Add Russian language support
- Provide more free content/endings
- Improve stability and reduce crashes
- Add a skip/fast-forward option for dialogue
- Adjust age rating to better fit content


## Frequently asked questions

### Is ONCE fandom TWICE free?

ONCE fandom TWICE is free to download, with no in-app purchases.

### Is BBirthday free?

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

### Which has better reviews, ONCE fandom TWICE or BBirthday?

BBirthday is rated higher. ONCE fandom TWICE averages 4.6 out of 5 from 22 ratings, while BBirthday averages 4.7 from 1.6K ratings.

### Do ONCE fandom TWICE or BBirthday have ads?

ONCE fandom TWICE shows ads; BBirthday does not.

### Which is updated more often, ONCE fandom TWICE or BBirthday?

ONCE fandom TWICE ships an update every 4 months, and BBirthday monthly. Most recently, ONCE fandom TWICE was updated on October 3, 2026 and BBirthday on October 14, 2026.

---

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