# Readibu vs Math Bubble Pop

The clearest difference is price: Readibu at Free against Math Bubble Pop's $1.99. Readibu also leads on iOS requirement (13.0 vs 15.0). Math Bubble Pop's advantage is in-app purchases (none vs 3) and update cadence (every 3 days vs every 8 days). On ads and device support there is nothing between them.

Readibu is free to download; Math Bubble Pop costs $1.99 up front. Readibu sells 3 in-app purchases, starting at $4.99 per month. Math Bubble Pop asks for nothing beyond the download.

Readibu ships an update every 8 days, Math Bubble Pop every 3 days. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Readibu | Math Bubble Pop |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.8 (158 ratings)](https://appshunter.io/ios/app/readibu-chinese-novel-reader/id1474518982/reviews)** | — |
| Number of ratings | **158** | — |
| Positive reviews | 91.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 88 MB | 140 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Lingyi Chen](https://appshunter.io/developer/1443252218) | [Carl Magnus Swahn](https://appshunter.io/developer/1872936962) |

## What reviewers say

### Readibu

[App page](https://appshunter.io/ios/app/readibu-chinese-novel-reader/id1474518982)

Access a vast library of Chinese web novels, short stories, and children's tales. Enhance your learning with integrated dictionary lookups, text-to-speech, and pinyin display. Premium features offer advanced tools like sentence translation and offline reading for an immersive language learning experience.

**Highlights:** Explore Chinese web novels, Tap for character definitions, Reader mode for web pages, Pinyin/zhuyin display, Text-to-speech, Offline reading (Premium), Sentence translation (Premium)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readibu Monthly Premium | $4.99 | per month |
| Readibu 3-Month Premium | $9.99 | per 3 months |
| Readibu Yearly Premium | $47.99 | per year |


### Math Bubble Pop

[App page](https://appshunter.io/ios/app/math-bubble-pop/id6760536925)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Readibu free?

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

### Is Math Bubble Pop free?

Math Bubble Pop costs $1.99, with no in-app purchases.

### Do Readibu or Math Bubble Pop have ads?

Neither Readibu nor Math Bubble Pop shows ads.

### Which is updated more often, Readibu or Math Bubble Pop?

Readibu ships an update every 8 days, and Math Bubble Pop every 3 days. Most recently, Readibu was updated on October 23, 2026 and Math Bubble Pop on October 7, 2026.

---

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