字选：一款 iOS/iPadOS 设备的字体安装应用。仅中文地区App Store供应
支持 ttf、otf 格式字体文件安装（暂不支持ttc格式和封装了可变字重的otf格式字体）。可被支持的其他应用调用，如 Word，Powerpoint，Pages，Keynote，OneNote，无边记，Goodnotes……
FontEasy: A font installation app for iOS and iPadOS devices
Supports installation of TTF and OTF font files (TTC fonts and OTF fonts with variable weights are currently not supported).
Installed fonts can be used in other compatible apps such as Word, PowerPoint, Pages, Keynote, OneNote, Freeform, Goodnotes, Notability and more.
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