# 嗨皮单词 vs 体重管理BMI

The clearest difference is update cadence: 体重管理BMI at daily against 嗨皮单词's every 15 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 嗨皮单词 sells 3 in-app purchases, starting at $2.99 per month and 体重管理BMI sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

嗨皮单词 ships an update every 15 months, 体重管理BMI daily. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 嗨皮单词 | 体重管理BMI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 15 months | **Daily** |
| Size | 33 MB | 31 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [春文 姜](https://appshunter.io/developer/1623567586) | [良来 姜](https://appshunter.io/developer/1635476455) |

## What reviewers say

### 嗨皮单词

[App page](https://appshunter.io/ios/app/id6670607839)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 嗨皮单词月度会员高级帐户 | $2.99 | per month |
| 嗨皮单词季度会员高级帐户 | $3.99 | per 3 months |
| 嗨皮单词年度会员高级帐户 | $4.99 | per year |


### 体重管理BMI

[App page](https://appshunter.io/ios/app/bmi/id6745217207)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 体重管理BMI月度高级账号订阅 | $3.99 | per month |
| 体重管理BMI季度会员高级账号 | $7.99 | per 3 months |
| 体重管理BMI年度会员高级帐户 | $9.99 | per year |


## Frequently asked questions

### Is 嗨皮单词 free?

嗨皮单词 is free to download, with in-app purchases available.

### Is 体重管理BMI free?

体重管理BMI is free to download, with in-app purchases available.

### Do 嗨皮单词 or 体重管理BMI have ads?

Both 嗨皮单词 and 体重管理BMI show ads.

### Which is updated more often, 嗨皮单词 or 体重管理BMI?

嗨皮单词 ships an update every 15 months, and 体重管理BMI daily. Most recently, 嗨皮单词 was updated on October 27, 2026 and 体重管理BMI on October 28, 2026.

---

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