ChatGPT on your iOS

Sider for iOS  — The best ChatGPT iOS app

All your bot friends in one place

Discover hundreds of bot friends

You can chat freely with hundreds of bot friends. There are also featured bots waiting for you to discover.

Create your own customized bot friend

You can customize the bot's prompt to create the bot friend that knows you best.

Al friends assist you at any time

Chat with PDF

Turn pdf files into bot to help you understand the text faster and better. Spend less time reading and get straight to the target you care most about.

Chat with both ChatGPT and other specialized bots

Support ChatGPT-4, Bard, Bing, and continuously updated.

Support your own API keys

Multiple API settings are supported. You can use your own API key and no additional cost.