esper - Offline & Private AI
iOS app by Cody Ingram. Productivity · Cody Ingram
- Store rating
- 4.44 / 5
- Store rating count
- 9
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.6.7
- Listing last refreshed
- 2026-09-11
View the original store listing
Store description excerpt
esper - Offline & Private AI is your personal AI chat app—designed to keep your conversations private and powerful. Run open-source models completely offline on your iPhone. With esper - Offline & Private AI, you can choose to keep your data on your device. No tracking. Key Features of esper - Offline & Private AI: – Run Offline Download top open-source models like Qwen, Gemma, and DeepSeek directly to your phone—fully functional even without internet or WiFi. – Bring Your Own Key Prefer ChatGPT or Claude? Plug in your own API key and get instant access to premium models from their providers. Swap between models anytime, even within the same conversation. – Multimodal Support Chat with models that support vision for images, PDFs, and other files. – Local RAG knowledge bases Upload documents into organized collections that you can add to chats to provide extra context for models, all 100% private and offline. – Local Image Generation Run stable diffusion directly on your device for unlimited image generations, with esper Pro. – Web search Ground your requests with search results with any model, or use native web search from providers like Google, xAI, OpenRouter, and more. – Shortcuts Send prompts and attachments to esper from shortcut workflows – Branching Conversations Explore different chat paths and easily toggle between threads. – Privacy-First No analytics, no log storage, no server necessary. esper - Offline & Private AI gives total user control to choose completely offline chats, or connect with their favourite online providers. The choice is yours. – Custom GPTs & Model Swapping Build and edit your own GPTs. Switch models mid-conversation—from Gemini to Claude in a single chat. – Customizable Adjust the interface to match your personal style. Take control of conversations with editing, deleting, or retrying messages. – iCloud Sync Sync conversations across your devices with Pro. – Go Pro Pro gives you unlimited model downloads, local image models, knowledge base access, iCloud Syncing, Kokoro voice model, and optional color themes and animations. If you want an AI chat experience that’s powerful, flexible, and private, esper - Offline & Private AI is built for you.
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