# 20以内加减法口算 vs 贝乐虎数学

The clearest difference is in-app purchases: 20以内加减法口算 at none against 贝乐虎数学's 10. 20以内加减法口算 also leads on review sentiment (100% vs 80%) and iOS requirement (9.0 vs 13.0). 贝乐虎数学's advantage is update cadence (every 2 months vs every 23 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 贝乐虎数学 sells 10 one-off in-app purchases. 20以内加减法口算 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for 20以内加减法口算 against 4.4 for 贝乐虎数学. Both are backed by a comparable volume of ratings — 56 and 73 respectively. Written reviews are what separate them: 100% of 20以内加减法口算's written reviews are positive against 80% of 贝乐虎数学's.

20以内加减法口算 ships an update every 23 months, 贝乐虎数学 every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | 20以内加减法口算 | 贝乐虎数学 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (56 ratings)](https://appshunter.io/ios/app/20/id1087409662/reviews) | **[4.4 (73 ratings)](https://appshunter.io/ios/app/id1344733212/reviews)** |
| Number of ratings | 56 | **73** |
| Positive reviews | **100.0% of reviews** | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 42 MB | 143 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [华 周](https://appshunter.io/developer/569428357) | [Leqing Network Technology Co., Ltd](https://appshunter.io/developer/1071763459) |

## What reviewers say

### 20以内加减法口算

[App page](https://appshunter.io/ios/app/20/id1087409662)

This app helps children aged 3-7 develop essential mental math skills with addition and subtraction problems up to 20. It uses engaging game-based learning with varying difficulty levels and includes practice and timed test modes.

**Highlights:** Addition and subtraction up to 20, Mixed operation practice, Game-based learning, Multiple difficulty levels, Practice mode with hints, Timed test mode, Voice prompts

**Features:** macOS Compatibility

**In-app purchases:** none


### 贝乐虎数学

[App page](https://appshunter.io/ios/app/id1344733212)

This app offers engaging scenarios and interactive content to foster logical thinking and mathematical skills in young children. It utilizes a Montessori-inspired approach, integrating everyday situations into fun, educational activities. Designed for children aged 0-8, it aims to cultivate curiosity and a habit of thoughtful observation.

**Highlights:** 40 engaging scenarios, Interactive learning through animation and songs, Montessori-inspired educational approach, Covers number sense, spatial awareness, comparison, shapes, time, operations, patterns, classification, and logic, Progressive learning stages, Utilizes everyday life situations

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 贝乐虎月卡会员 | $1.99 | one-time |
| 贝乐虎数学课程 | $4.99 | one-time |
| 贝乐虎数学中级课程 | $5.99 | one-time |
| 贝乐虎月卡会员 | $5.99 | one-time |
| 贝乐虎数学全套课程 | $19.99 | one-time |
| 精品识字 | $29.99 | one-time |
| 英语启蒙 | $29.99 | one-time |
| 趣味拼音 | $29.99 | one-time |
| 数学思维 | $29.99 | one-time |
| 贝乐虎年卡会员 | $59.99 | one-time |


## Frequently asked questions

### Is 20以内加减法口算 free?

20以内加减法口算 is free to download, with no in-app purchases.

### Is 贝乐虎数学 free?

贝乐虎数学 is free to download, with in-app purchases available.

### Which has better reviews, 20以内加减法口算 or 贝乐虎数学?

贝乐虎数学 is rated higher. 20以内加减法口算 averages 4.3 out of 5 from 56 ratings, while 贝乐虎数学 averages 4.4 from 73 ratings.

### Do 20以内加减法口算 or 贝乐虎数学 have ads?

Neither 20以内加减法口算 nor 贝乐虎数学 shows ads.

### Which is updated more often, 20以内加减法口算 or 贝乐虎数学?

20以内加减法口算 ships an update every 23 months, and 贝乐虎数学 every 2 months. Most recently, 20以内加减法口算 was updated on October 24, 2026 and 贝乐虎数学 on October 24, 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.*