Developer Tools

Expressions: Regex Playground

By Apptorium

Expressions 是使用ICU规则的Mac正则表达式试验场，边输入边查看匹配。

View on the App Store Official website

Our take

适合调试Apple Foundation相关模式

有语法高亮、分组检查与参考表。

Keep in mind: 不同语言的正则引擎语法可能不同，结果不能直接保证PCRE或JavaScript兼容。

Inside the app

Official product images

macOS · US App Store

What you can do

实时高亮匹配
分组导航
语法参考和外观

Good for

有测试文本的开发学习者

Consider alternatives for

需要跨全部引擎一致结果的人

Limitations & considerations

Captured minimum: macOS 12.0.
不同语言的正则引擎语法可能不同，结果不能直接保证PCRE或JavaScript兼容。

Privacy & permissions

测试文本可能含密钥或个人信息，粘贴前脱敏，不据描述宣称经隐私审计。

Sources & review notes Updated Nov 15, 2026

Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.

US App Store developer description
Complete description, release notes, download price and compatibility metadata captured 2026-11-02.