# ReadBuddy.ai vs 小綠球學英文

The clearest difference is in-app purchases: 小綠球學英文 at none against ReadBuddy.ai's 4. 小綠球學英文 also leads on update cadence (every 11 days vs monthly) and iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. ReadBuddy.ai sells 4 in-app purchases, starting at $4.99 per month. 小綠球學英文 asks for nothing beyond the download.

ReadBuddy.ai ships an update monthly, 小綠球學英文 every 11 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ReadBuddy.ai | 小綠球學英文 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/readbuddyai/id6747660575/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 78 MB | 1 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wei Si](https://appshunter.io/developer/1822226477) | [Ming-Hung Li](https://appshunter.io/developer/1885422923) |

## What reviewers say

### ReadBuddy.ai

[App page](https://appshunter.io/ios/app/readbuddyai/id6747660575)

This AI-powered companion helps children understand any book they read by asking age-appropriate questions. It fosters comprehension, confidence, and critical thinking, allowing parents to track progress. Works with any physical or digital book.

**Highlights:** AI-powered reading comprehension, Works with any book, Age-appropriate questions, Parental progress tracking, Builds confidence and curiosity, No personal data collected

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReadBuddy Basic Monthly | $4.99 | per month |
| ReadBuddy Family Monthly | $8.99 | per month |
| ReadBuddy Basic Yearly | $49.99 | per year |
| ReadBuddy Family Yearly | $89.99 | per year |


### 小綠球學英文

[App page](https://appshunter.io/ios/app/id6761647512)

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

**In-app purchases:** none


## Frequently asked questions

### Is ReadBuddy.ai free?

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

### Is 小綠球學英文 free?

小綠球學英文 is free to download, with no in-app purchases.

### Do ReadBuddy.ai or 小綠球學英文 have ads?

Neither ReadBuddy.ai nor 小綠球學英文 shows ads.

### Which is updated more often, ReadBuddy.ai or 小綠球學英文?

ReadBuddy.ai ships an update monthly, and 小綠球學英文 every 11 days. Most recently, ReadBuddy.ai was updated on October 24, 2026 and 小綠球學英文 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.*