AI Keyboard・ReplyAssistant

AI Keyboard・ReplyAssistant is an iOS keyboard extension with a built-in writing assistant powered by the ChatGPT API. It works on iPhone and iPad, helping you write faster and more clearly in any app—from messaging and email to social media.

Smart replies for chats and email

Use it to draft responses and refine wording without leaving the conversation.

• Suggests reply options for messages and emails
• Helps match tone and writing style
• Lets you send suggestions as-is or quickly edit them

Grammar, spelling, and style fixes

Improve readability and reduce mistakes while typing.

• Finds and corrects typos
• Fixes grammar and basic style issues
• Useful for school, work, and everyday writing

Translation and multilingual support

Translate text directly from the keyboard when communicating across languages.

• Supports English and several other languages
• Translates without switching to a separate translation app

A free version is available, with optional in-app purchases.