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Cortex | Online & Offline AI icon

Cortex | Online & Offline AI

5.9.0
3 2 reviews
173 downloads
security security

AI app with offline privacy, cloud performance, and customization

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Nelson de Benito icon
Reviewed by
Nelson de Benito
Content Strategist
Nelson de Benito is part of Uptodown's in-house Editorial Team. Translated by Uptodown Localization Team

Cortex | Online & Offline AI is an artificial intelligence app that redefines how you interact with AI, offering unmatched performance, customization, and accessibility. Whether you need powerful on-device AI for privacy or advanced cloud-based models for maximum capability, this innovative platform delivers a seamless experience for users seeking to harness AI for productivity, creativity, or daily tasks. Designed to give you complete control and transparency, Cortex | Online & Offline AI combines cutting-edge technology with user-focused design.

Versatile AI Modes for Every Need

Cortex | Online & Offline AI stands out with its dual modes: Offline Mode and Online Mode. Offline Mode ensures absolute privacy by running AI models directly on your device, while Online Mode taps into dynamic cloud-based AI for advanced functionality. This flexibility allows you to choose the best approach based on your priorities—privacy or performance—with ease. In addition, Cortex | Online & Offline AI includes a growing cast of AI characters, each tailored to specific needs, from immersive educational tools to creative or professional assistance.

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Personalization and Creativity at Its Core

This innovative AI app offers extensive customization options to create a truly personal experience. From a wide selection of interface themes to the ability to build entirely new AI assistants, Cortex | Online & Offline AI empowers you to make it your own. Users can upload externally created AI models in the GGUF format or customize personality and capabilities without needing technical expertise. All user contributions undergo automatic moderation to ensure a respectful and safe community.

A Transparent and Secure AI Experience

Cortex | Online & Offline AI is built around trust and transparency, as demonstrated by its open-source foundation under the Apache License 2.0. You are in full control of your data, with clear options to explore and verify how it is used. Suitable for both beginners and advanced users, this AI app offers flexible membership tiers, ranging from free daily credits to premium options with unlimited features designed to enhance your experience. Download the Cortex | Online & Offline AI APK today and explore the future of AI.

Requirements (Latest version)

  • Android 8.0 or higher required

Information about Cortex | Online & Offline AI 5.9.0

Basic information

Developer Vertex Corporation
License Free
Category Personal
Rating Not specified
Languages English
7 more

Security and privacy

Required permissions
26
Advertising Not specified
Certificate signature 0bc3e3e61062898550290c0afc1dd606
See security and antivirus report
Why is this app published on Uptodown? (More information)

Download info

Downloads 173
Date Jan 30, 2026
File type XAPK
Size 39.06 MB
SHA256 1392c89b587cc708aeb95e6a242de3b26f863bb1dede8241cf88e49c9b7a073c

Technical details

Package Name com.vertex.cortex
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Older versions

See more
xapk 5.7.0 Android + 8.0 Jan 29, 2026
xapk 5.6.0 Android + 8.0 Jan 27, 2026
xapk 5.5.0 Android + 8.0 Jan 25, 2026
xapk 5.2.0 Android + 8.0 Jan 20, 2026
xapk 5.0.0 Android + 8.0 Jan 19, 2026
xapk 1.2.7 Android + 8.0 Sep 9, 2025

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