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esper – Offline & Privat AI är din personliga AI-chattapp – designad för att hålla dina samtal privata och kraftfulla.

Kör open source-modeller helt offline på din iPhone. Med esper kan du välja att lagra data lokalt. Ingen spårning.

Huvudfunktioner i esper – Offline & Privat AI:

– Kör offline
Ladda ner toppmodeller som LLaMA, Gemma och DeepSeek direkt till din enhet – fungerar även utan internet.

– Använd egen API-nyckel
Föredrar du ChatGPT eller Claude? Vill du använda internetsökning? Lägg till din API-nyckel för direkt tillgång till premium-modeller.

– Multimodalt stöd
Chatta med modeller som tolkar bilder, PDF:er och andra filer.

– Förgrenade samtal
Utforska olika samtalsvägar och växla enkelt mellan trådar.

– Sekretess först
Ingen analys, inga loggar, ingen server behövs. esper ger full användarkontroll – välj offline eller anslut online.

– Egna GPT:er & modellbyte
Skapa och redigera egna GPT:er. Byt modell mitt i samtalet – t.ex. från Gemini till Claude.

– Anpassningsbar
Justera gränssnittet efter din stil. Redigera, ta bort eller skicka om meddelanden.

Om du söker en AI-chattupplevelse som är kraftfull, flexibel och privat är esper rätt för dig.

esper – Offline & Privat AI är din personliga AI-chattapp – designad för att hålla dina samtal privata och kraftfulla.

Kör open source-modeller helt offline på din iPhone. Med esper kan du välja att lagra data lokalt. Ingen spårning.

Huvudfunktioner i esper – Offline & Privat AI:

– Kör offline
Ladda ner toppmodeller som LLaMA, Gemma och DeepSeek direkt till din enhet – fungerar även utan internet.

– Använd egen API-nyckel
Föredrar du ChatGPT eller Claude? Vill du använda internetsökning? Lägg till din API-nyckel för direkt tillgång till premium-modeller.

– Multimodalt stöd
Chatta med modeller som tolkar bilder, PDF:er och andra filer.

– Förgrenade samtal
Utforska olika samtalsvägar och växla enkelt mellan trådar.

– Sekretess först
Ingen analys, inga loggar, ingen server behövs. esper ger full användarkontroll – välj offline eller anslut online.

– Egna GPT:er & modellbyte
Skapa och redigera egna GPT:er. Byt modell mitt i samtalet – t.ex. från Gemini till Claude.

– Anpassningsbar
Justera gränssnittet efter din stil. Redigera, ta bort eller skicka om meddelanden.

Om du söker en AI-chattupplevelse som är kraftfull, flexibel och privat är esper rätt för dig.

esper – Offline & Privat AI är din personliga AI-chattapp – designad för att hålla dina samtal privata och kraftfulla.

Kör open source-modeller helt offline på din iPhone. Med esper kan du välja att lagra data lokalt. Ingen spårning.

Huvudfunktioner i esper – Offline & Privat AI:

– Kör offline
Ladda ner toppmodeller som LLaMA, Gemma och DeepSeek direkt till din enhet – fungerar även utan internet.

– Använd egen API-nyckel
Föredrar du ChatGPT eller Claude? Vill du använda internetsökning? Lägg till din API-nyckel för direkt tillgång till premium-modeller.

– Multimodalt stöd
Chatta med modeller som tolkar bilder, PDF:er och andra filer.

– Förgrenade samtal
Utforska olika samtalsvägar och växla enkelt mellan trådar.

– Sekretess först
Ingen analys, inga loggar, ingen server behövs. esper ger full användarkontroll – välj offline eller anslut online.

– Egna GPT:er & modellbyte
Skapa och redigera egna GPT:er. Byt modell mitt i samtalet – t.ex. från Gemini till Claude.

– Anpassningsbar
Justera gränssnittet efter din stil. Redigera, ta bort eller skicka om meddelanden.

Om du söker en AI-chattupplevelse som är kraftfull, flexibel och privat är esper rätt för dig.

esper – Offline & Privat AI är din personliga AI-chattapp – designad för att hålla dina samtal privata och kraftfulla.

Kör open source-modeller helt offline på din iPhone. Med esper kan du välja att lagra data lokalt. Ingen spårning.

Huvudfunktioner i esper – Offline & Privat AI:

– Kör offline
Ladda ner toppmodeller som LLaMA, Gemma och DeepSeek direkt till din enhet – fungerar även utan internet.

– Använd egen API-nyckel
Föredrar du ChatGPT eller Claude? Vill du använda internetsökning? Lägg till din API-nyckel för direkt tillgång till premium-modeller.

– Multimodalt stöd
Chatta med modeller som tolkar bilder, PDF:er och andra filer.

– Förgrenade samtal
Utforska olika samtalsvägar och växla enkelt mellan trådar.

– Sekretess först
Ingen analys, inga loggar, ingen server behövs. esper ger full användarkontroll – välj offline eller anslut online.

– Egna GPT:er & modellbyte
Skapa och redigera egna GPT:er. Byt modell mitt i samtalet – t.ex. från Gemini till Claude.

– Anpassningsbar
Justera gränssnittet efter din stil. Redigera, ta bort eller skicka om meddelanden.

Om du söker en AI-chattupplevelse som är kraftfull, flexibel och privat är esper rätt för dig.

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 LLaMA, Gemma, and DeepSeek directly to your phone—fully functional even without internet or WiFi.

– Bring Your Own Key
Prefer ChatGPT or Claude? Want to use internet search capabilities? Plug in your own API key and get instant access to premium models from their providers.

– Multimodal Support
Chat with models that support vision for images, PDFs, and other files.

– 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.

If you want an AI chat experience that’s powerful, flexible, and private, esper: Offline & Private AI is built for you.

esper isn’t just another AI chat app—it’s your AI chat app. Drop in your own API keys from providers like OpenRouter, OpenAI, xAI, Anthropic, and more, and instantly unlock conversations with the newest and most powerful models available. Or go fully offline: download and run state-of-the-art open-source models directly on your iPhone—courtesy of Meta, Google, Microsoft, Alibaba, Nous Research, DeepSeek, and friends.

Privacy-first and proudly tracking-free, esper's offline capability keeps your conversations strictly between you and your AI. No spying, no analytics, no creepy third parties peeking in. Ever.

What makes esper special?

Bring Your Own Key: Got a favorite LLM provider? Great. Plug your API key in, and esper seamlessly integrates it. Chat effortlessly with models from OpenRouter, OpenAI, Anthropic, xAI, and others without limitations. This allows access to state of the art models that have the ability to interact with images and files, reason, and search the web.

Offline Magic: Run the latest open-source AI models on your device. Download cutting-edge releases from Meta, Microsoft, Google, Alibaba, Nous Research, and DeepSeek right to your iPhone. No internet? No problem.

Privacy Is Non-Negotiable: We don’t want your data. All your chats stay completely private and never touch our servers. Your secrets (or embarrassing late-night queries) are safe with esper.

Flexible Chat Features:

Web-Connected LLMs: Some AI models love googling answers almost as much as we do. Chat with web search-enabled models available through OpenRouter or Grok.

Media Upload: Support for native vision and pdf features on supporting providers, as well as the ability to send many file types to any model, including offline.

Reasoning Toggle: Toggle models ability to think for longer on and off with supporting online and offline models.

Branching Chats: Pursue multiple conversational threads from the same chat. Like parallel universes, but less confusing.

Text-to-Speech and Speech-to-Text: Talk back and forth aloud—perfect for multitasking and care-free chatting.

Token Tracking: Easily see the tokens per second to compare every model. Geeky detail? Sure. Super handy? Absolutely.

Swap Models Mid-Chat: Start a conversation with Gemini, finish it off with Claude. Changing minds (or models) mid-conversation has never been easier.

Custom GPTs: Customize and tweak your own GPT configurations. Esper gives you full creative control.

Fresh Look, Your Style: Tweak esper’s UI until it fits your personal vibe. Make the app feel genuinely yours.

esper puts powerful AI directly in your hands—secure, private, and tailored exactly how you want it. Whether you're an AI enthusiast, privacy advocate, or just someone who enjoys chatting with a smart companion, esper's got you covered.

No trackers, no snooping—just great conversations. Get esper now, and chat freely.

esper isn’t just another AI chat app—it’s your AI chat app. Drop in your own API keys from providers like OpenRouter, OpenAI, xAI, Anthropic, and more, and instantly unlock conversations with the newest and most powerful models available. Or go fully offline: download and run state-of-the-art open-source models directly on your iPhone—courtesy of Meta, Google, Microsoft, Alibaba, Nous Research, DeepSeek, and friends.

Privacy-first and proudly tracking-free, esper's offline capability keeps your conversations strictly between you and your AI. No spying, no analytics, no creepy third parties peeking in. Ever.

What makes esper special?

Bring Your Own Key: Got a favorite LLM provider? Great. Plug your API key in, and esper seamlessly integrates it. Chat effortlessly with models from OpenRouter, OpenAI, Anthropic, xAI, and others without limitations. This allows access to state of the art models that have the ability to interact with images and files, reason, and search the web.

Offline Magic: Run the latest open-source AI models on your device. Download cutting-edge releases from Meta, Microsoft, Google, Alibaba, Nous Research, and DeepSeek right to your iPhone. No internet? No problem.

Privacy Is Non-Negotiable: We don’t want your data. All your chats stay completely private and never touch our servers. Your secrets (or embarrassing late-night queries) are safe with esper.

Flexible Chat Features:

Web-Connected LLMs: Some AI models love googling answers almost as much as we do. Chat with web search-enabled models available through OpenRouter or Grok.

Media Upload: Support for native vision and pdf features on supporting providers, as well as the ability to send many file types to any model, including offline.

Reasoning Toggle: Toggle models ability to think for longer on and off with supporting online and offline models.

Branching Chats: Pursue multiple conversational threads from the same chat. Like parallel universes, but less confusing.

Text-to-Speech and Speech-to-Text: Talk back and forth aloud—perfect for multitasking and care-free chatting.

Token Tracking: Easily see the tokens per second to compare every model. Geeky detail? Sure. Super handy? Absolutely.

Swap Models Mid-Chat: Start a conversation with Gemini, finish it off with Claude. Changing minds (or models) mid-conversation has never been easier.

Custom GPTs: Customize and tweak your own GPT configurations. Esper gives you full creative control.

Fresh Look, Your Style: Tweak esper’s UI until it fits your personal vibe. Make the app feel genuinely yours.

esper puts powerful AI directly in your hands—secure, private, and tailored exactly how you want it. Whether you're an AI enthusiast, privacy advocate, or just someone who enjoys chatting with a smart companion, esper's got you covered.

No trackers, no snooping—just great conversations. Get esper now, and chat freely.

esper isn’t just another AI chat app—it’s your AI chat app. Drop in your own API keys from providers like OpenRouter, OpenAI, xAI, Anthropic, and more, and instantly unlock conversations with the newest and most powerful models available. Or go fully offline: download and run state-of-the-art open-source models directly on your iPhone—courtesy of Meta, Google, Microsoft, Alibaba, Nous Research, DeepSeek, and friends.

Privacy-first and proudly tracking-free, esper's offline capability keeps your conversations strictly between you and your AI. No spying, no analytics, no creepy third parties peeking in. Ever.

What makes esper special?

Bring Your Own Key: Got a favorite LLM provider? Great. Plug your API key in, and esper seamlessly integrates it. Chat effortlessly with models from OpenRouter, OpenAI, Anthropic, xAI, and others without limitations. This allows access to state of the art models that have the ability to interact with images and files, reason, and search the web.

Offline Magic: Run the latest open-source AI models on your device. Download cutting-edge releases from Meta, Microsoft, Google, Alibaba, Nous Research, and DeepSeek right to your iPhone. No internet? No problem.

Privacy Is Non-Negotiable: We don’t want your data. All your chats stay completely private and never touch our servers. Your secrets (or embarrassing late-night queries) are safe with esper.

Flexible Chat Features:

Web-Connected LLMs: Some AI models love googling answers almost as much as we do. Chat with web search-enabled models available through OpenRouter or Grok.

Media Upload: Support for native vision and pdf features on supporting providers, as well as the ability to send many file types to any model, including offline.

Reasoning Toggle: Toggle models ability to think for longer on and off with supporting online and offline models.

Branching Chats: Pursue multiple conversational threads from the same chat. Like parallel universes, but less confusing.

Text-to-Speech and Speech-to-Text: Talk back and forth aloud—perfect for multitasking and care-free chatting.

Token Tracking: Easily see the tokens per second to compare every model. Geeky detail? Sure. Super handy? Absolutely.

Swap Models Mid-Chat: Start a conversation with Gemini, finish it off with Claude. Changing minds (or models) mid-conversation has never been easier.

Custom GPTs: Customize and tweak your own GPT configurations. Esper gives you full creative control.

Fresh Look, Your Style: Tweak esper’s UI until it fits your personal vibe. Make the app feel genuinely yours.

esper puts powerful AI directly in your hands—secure, private, and tailored exactly how you want it. Whether you're an AI enthusiast, privacy advocate, or just someone who enjoys chatting with a smart companion, esper's got you covered.

No trackers, no snooping—just great conversations. Get esper now, and chat freely.