About this app
免费提供IOS开发教程 包括：xcode入门，app开发基本技能，代码分步讲解，教学视频，觉见面试题分析，在线提问等功能 见于国内大部分公司在ios平台依然以xcode + objective-c语言为主，因此本教程所有示例都基于objective-c语言，特别适合国内开发者入门自学。基于苹果最新swift4的教程即将上线，请大家多多关注！
Latest release
What’s New
- 新增 app开发课程章节 - 适配 iphonexMax 和 iphonexR - 修复已知问题 - 为获得更好操作体验建议所有用户升级！
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Oct 3, 2026 · 10:25 PM Free
Screenshots
