Fello AI: Universal AI Chatbot

All the Best AI Models In One App on your Mac, iPhone & iPad.

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Why Choose Fello AI?

Elevate Your AI Workflow with Advanced Functions.

All Top AIs With No Limits

GPT, Claude, Gemini, DeepSeek, Perplexity, Grok,...


Deep Online Search

Find accurate answers and up-to-date info from the web in seconds.



Chat with PDFs & Other Files

Analyze, summarize, and get insights from images, PDFs, or documents.

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Create & Edit Images

Create logos, edit photos, or generate images in seconds.


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Use on All Your Devices

Fello AI works seamlessly across Mac, iPhone, and iPad.


Chat in Any Language

Use the app in 17 languages, get replies from AI in over 200.

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What
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From Our Blog

OpenAI dropped GPT-5.5 on April 23, 2026, and it is now the most capable ChatGPT model the company ships. GPT-5.5 scores 93.6% on GPQA Diamond, 82.7% on Terminal-Bench 2.0, and 78.7% on OSWorld-Verified, all ahead of GPT-5.4, while its Pro ...

On April 21, 2026, OpenAI shipped ChatGPT Images 2.0, the first image model that can actually read what you ask it to write. That single change, readable text inside the image, is what finally turns ChatGPT into a real infographic ...

DeepSeek released V4-Pro and V4-Flash on April 24, 2026, open-source MoE models with 1M context, new CSA/HCA hybrid attention, and benchmarks rivaling GPT-5.4 and Claude Opus 4.6. Full breakdown of architecture, benchmarks, pricing, and comparisons. ...

On April 23, 2026, OpenAI introduced GPT-5.5, its most capable model to date and the first fully retrained base model since GPT-4.5. The release brings state-of-the-art scores on Terminal-Bench 2.0, OSWorld, and GDPval, a much stronger agentic coding profile in ...