Cross Platform AI Chat
The best 50 Cross Platform AI Chat tools - Free & Paid
Explore 50 AI for Cross Platform AI Chat
Z.ai chat is an AI-driven conversational tool that utilizes advanced natural language processing to facilitate interactive dialogue and deep search for applications in tech blogs, coding, and research, with API support for developers and content organization features.
Character AI is an advanced AI chatbot web application that offers human-like text responses, allows for user-developed characters with NSFW filters, and enables conversations with fictional, historical, and celebrity figures.
Freemium
Atomic Chat is a fully offline, on-device AI chat app for macOS, Windows, Linux, iOS, and Android that runs 1,000+ LLMs locally with built-in agent support, persistent memory, and privacy-first design. It features TurboQuant optimizations for up to 8x faster attention and lower memory use, with one-
Free
Claude is an advanced AI assistant designed for a variety of tasks, including code generation, writing, productivity enhancement, and business automation. It is highly adaptable, intelligent, and customizable to meet diverse user needs.
Freemium
- $18/mo
Free.ai provides a comprehensive, free platform with over 400 AI tools, enabling users to experiment with diverse AI capabilities including chat, image generation, code creation, and more. It’s a versatile tool for exploration and application of AI technologies.
Free
ChatPlayground lets users compare and interact with 40+ AI models from a single interface, offering live web search, conversation history, document import, 100‑plus language support, a prompt library, and GDPR/CCPA‑compliant privacy.
Subscription
- $19/mo
Convai enables developers to create 3D conversational characters that perceive vision, voice, and gestures, integrate with Unity, Unreal, or WebGL, and are enriched via document uploads. It offers multilingual support, realistic animation, and scalable deployment across web, mobile, VR, and AR.
Freemium
Chat100.ai offers a single web interface that integrates GPT‑5.2, GPT‑5.1, GPT‑4o, Grok‑4.1, Grok‑4, Grok‑3, Gemini 3 Pro, and Gemini 3 Flash, enabling instant model switching, side‑by‑side comparison, and streamlined workflows for writing, coding, design, and research.
Free trial
Overchat is a versatile AI app that integrates multiple AI models like ChatGPT, Claude, and Gemini for dynamic text generation, summarization, coding assistance, and image creation. It supports multilingual translation, homework help, and ensures secure, encrypted interactions across all features.
Freemium
- $7/mo
AI Chatting delivers free, registration‑free GPT chat from browser or mobile, offering quick answers, language practice, content creation and editing, image identification, and specialized AI personas, with no stored chat history for privacy.
Paid
ChatBotKit is an AI agent platform enabling developers to create, test, and deploy autonomous agents for apps, websites, and messaging services. It supports multiple AI providers, offers memory, custom tools, and enterprise compliance features.
Freemium
- $25/mo
AI-powered chat tool that allows users to interact with a virtual girlfriend or boyfriend. Choose from over 5000 characters.
Subscription
Kimi.ai provides free access to the K3 is a multi-modal AI model. It excels in reasoning tasks, supports large context windows, and integrates text and vision data, making it suitable for developers seeking robust AI solutions with enterprise security.
Freemium
Crushon.ai is an AI-powered NSFW chatbot for AI anime created characters, providing customisable unfiltered chat experience with unfiltered AI characters.
Freemium
- $5.99/mo
Rochat lets users create and chat with custom AI characters across devices. The platform offers real‑time, device‑synchronized conversations and a no‑coding editor for unique personalities, supporting storytelling, education, and casual interaction.
Freemium
YesChat.ai unifies chat, music, video, and image generation in a browser platform, offering DeepSeek‑R1, GPT‑4o, and Claude 3.5 Sonnet for conversation, royalty‑free music from text, text‑to‑video, and image creation. It supports languages and customizable bots for research and marketing.
Subscription
Ourdream.ai is an interactive AI chat platform that enables users to create personalized AI girlfriends with customizable profiles and diverse personas, offering immersive role-playing scenarios and evolving interactions tailored to individual preferences.
Freemium
Duck.ai offers anonymous access to popular AI models. It ensures privacy by keeping conversations untracked and outside AI training data, with seamless model switching.
Free
YourAIScroll exports chat histories from 10+ AI platforms into JSON, Markdown, HTML, or PDF while preserving drawings, SVGs and dashboards; extracts code, tables, LaTeX, diagrams and citations for reproducible research, documentation, and cross-platform archival.
Free
Meta AI is a conversationalist AI chatbot assistant with humor and sass, offering chat, listening, and assistance in various tones and for daily tasks
Free
Chatclient lets businesses build ChatGPT‑based chatbots trained on uploaded content. It supports 95+ languages, auto‑retraining, custom personas, and white‑label deployment, and integrates with Slack, WhatsApp, Zapier, APIs, and web/mobile apps.
Freemium
Quickchat AI is a tool that enables businesses to build chatbots for various purposes using GPT-3 and without coding knowledge. It integrates with messaging apps and live chat software.
Freemium
- $99
AI Fiesta lets you run multiple AI models side-by-side in one chat with preserved context, automated model selection, prompt enhancement, image generation, audio transcription, expert avatars and project-wide modes for consistent content, research, and code review workflows.
Subscription
HakkoAI is a real‑time AI gaming assistant that recognizes game screens, offers context‑specific tips, and provides voice guidance for PC titles. It tracks player history for personalized support, answers questions, and boosts motivation during play.
Freemium
Joyland AI is an AI chat platform that allows users to create unique virtual chatbot characters. The platform supports both SFW and NSFW modes, giving users the freedom to explore their creativity without any limitations.
Freemium
Cherry Studio is a desktop application for Windows and macOS that enables users to switch between multiple AI language models effortlessly. It offers straightforward installation, rapid conversation completion, and strong community support for enhanced user engagement.
Freemium
Chatmate AI lets users chat with AI companions that emulate emotions and personalities, supporting multilingual text, regional dialects, and English voice responses. Users generate up to three photos weekly and join 3D spaces, accessing the platform via WhatsApp or web.
Paid
MultipleChat integrates ChatGPT, Claude, Gemini, Grok, and Perplexity into a single prompt, displaying each model’s output side‑by‑side. It auto‑debates, flags conflicts, provides source references, and supports document, slide, spreadsheet, and image generation with humanized style learning.
Free trial
Chat & Ask AI combines web search, image generation, link analysis, document chat, and YouTube summarization in one interface. It offers up‑to‑date answers, multilingual support, file uploads, and a prompt library, powered by GPT‑5.2, Gemini, Claude, and Stable Diffusion XL.
Free
MessengerX.io is an AI tool that offers a diverse range of virtual AI characters for engaging conversations and assistance. You can chat with famous people and celebrities in virtual uncensored conversations.
Free
EasyChat AI is a Windows desktop app that offers ChatGPT conversations with a clean interface, dark mode, Markdown support, local analytics, and flexible key usage across up to ten devices.
Freemium
- $9.99/mo
JenAI Chat is an Android AI chat app that connects to GPT-3.5/4/4o and Gemini Pro for conversational and document tasks, offering bidirectional voice, Android Auto, customizable one‑tap commands, tap‑to‑stop responses, tutoring, math help, games, and email-ready composition.
Subscription
Interviews Chat is an AI‑powered platform that delivers real‑time transcription, response suggestions, and feedback for technical, behavioral, and case questions. Users choose GPT, Claude, or Gemini, get tailored resume drafts, multilingual support, and career guidance.
CloseChat is a cross‑platform AI chatbot mirroring ChatGPT and Claude, offering instant advanced features, file ingestion across formats, unlimited output, and a plugin marketplace, available natively on Windows, macOS, Linux, and Android.
Subscription
Uncensored AI delivers a chat platform featuring Claude Opus, Gemini, Grok, and MiniMax M2‑Her. It supports text, audio, image, and code interactions, including image‑to‑video via Image Studio. API beta and usage stats benefit developers, writers, educators, and researchers.
Freemium
LiveChatAI uses GPT‑4o to transform a knowledge base into a chatbot that auto‑resolves ~70 % of tickets. It imports content from sites, PDFs, Notion, YouTube, Q&A, supports 95 languages, automates booking, payments, CRM updates, and integrates with WhatsApp, Shopify, WordPress, Slack.
Freemium
- $39/mo
ChatBoo lets you chat, voice‑call, and share images with customizable AI companions on iOS, Android, and web. Create or modify bots, store conversations for memory, and access a library of thousands of pre‑built bots through an intuitive interface.
Paid
Chatpad AI is a local GPT‑4 compatible chat interface that runs on the user’s machine. It stores all conversations locally, supports import/export, and lets developers and privacy‑focused users manage prompts securely.
Free
The AI tool offers advanced features such as voice recognition, image albums, and chat rooms to create AI chat characters for companionship, gaming, roleplay, and knowledge sharing, with developer support and Discord integration.
Freemium
ChatBotBuilderAI lets users design and deploy custom chatbots and GPTs across websites, social media, email, and voice. It integrates with thousands of apps, supports personalization, multi‑channel delivery, and provides analytics for engagement and conversion insights.
Subscription
- $49/mo
Anima is an AI companion on Android and iOS designed to facilitate conversation, roleplaying, and improve communication skills. Have a friendly chat with your virtual friend.
HammerAI is a private and free AI chat platform for creating and interacting with AI characters in role-play scenarios. The AI model runs locally in the browser for free, ensuring user privacy and security.
Free