# 指南针, GPS经纬度定位 & 大气压海拔测量仪 vs 宝宝学拼音启蒙

The clearest difference is iOS requirement: 指南针, GPS经纬度定位 & 大气压海拔测量仪 at 13.0 against 宝宝学拼音启蒙's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 指南针, GPS经纬度定位 & 大气压海拔测量仪 sells 1 one-off in-app purchase and 宝宝学拼音启蒙 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

指南针, GPS经纬度定位 & 大气压海拔测量仪 ships an update monthly, 宝宝学拼音启蒙 every 4 weeks. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 指南针, GPS经纬度定位 & 大气压海拔测量仪 | 宝宝学拼音启蒙 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Size | 20 MB | 71 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MCS Tech Co., Ltd](https://appshunter.io/developer/1585936484) | [桂贤 尹](https://appshunter.io/developer/953351595) |

## What reviewers say

### 指南针, GPS经纬度定位 & 大气压海拔测量仪

[App page](https://appshunter.io/ios/app/gps-and/id1663606955)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员永久解锁 | $3.99 | one-time |


### 宝宝学拼音启蒙

[App page](https://appshunter.io/ios/app/id6479685297)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 宝宝学拼音启蒙-永久会员 | $3.99 | one-time |


## Frequently asked questions

### Is 指南针, GPS经纬度定位 & 大气压海拔测量仪 free?

指南针, GPS经纬度定位 & 大气压海拔测量仪 is free to download, with in-app purchases available.

### Is 宝宝学拼音启蒙 free?

宝宝学拼音启蒙 is free to download, with in-app purchases available.

### Do 指南针, GPS经纬度定位 & 大气压海拔测量仪 or 宝宝学拼音启蒙 have ads?

Neither 指南针, GPS经纬度定位 & 大气压海拔测量仪 nor 宝宝学拼音启蒙 shows ads.

### Which is updated more often, 指南针, GPS经纬度定位 & 大气压海拔测量仪 or 宝宝学拼音启蒙?

指南针, GPS经纬度定位 & 大气压海拔测量仪 ships an update monthly, and 宝宝学拼音启蒙 every 4 weeks. Most recently, 指南针, GPS经纬度定位 & 大气压海拔测量仪 was updated on September 9, 2026 and 宝宝学拼音启蒙 on September 18, 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.*