Custom AI Assistants
The best 50 Custom AI Assistants tools - Free & Paid
Explore 50 AI for Custom AI Assistants
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
The platform provides a suite of tools to create and manage an AI assistant with natural language processing, machine learning, and conversational AI features that can automate tasks like scheduling meetings and answering customer queries.
Freemium
- $40/mo
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
Magic AI is a free AI tool that assists with writing tasks using text expansion, autofill, and data extraction features.
Freemium
AI Perfect Assistant adds ChatGPT, Gemini, Claude, and 60+ LLMs to Office 365 apps, delivering real‑time grammar, style checks, drafting, summarization, translation, and formula generation to streamline writing, analysis, and teamwork across Word, Excel, PowerPoint, Outlook, Teams, and OneNote.
Freemium
AI for Work offers a library of 2,000+ ChatGPT prompts organized by department, allowing professionals to quickly find role‑specific prompts and create custom GPTs that automate routine tasks, boosting productivity and decision‑making.
Freemium
Free AI Assistant is a versatile platform offering automated tasks, content generation, eCommerce updates, business ideas, multi-lingual support, customer communication, PDF exports, and image generation from text inputs.
Freemium
Romantic AI is a virtual companionship app that provides customizable AI partners for realistic conversations and emotional support in a secure environment.
Free
Soul Machines Studio is a platform for creating autonomous, interactive AI assistants with customizable appearance, tone, and personality. It leverages emotional AI to respond to human emotions and integrates with proprietary models and LLMs for seamless 1:1 customer interactions.
Free trial
- $12.99/mo
Coda AI is a versatile work assistant tool that streamlines project management, meetings, knowledge management, and OKRs planning by automating repetitive tasks and generating actionable insights.
Freemium
Curious Thing AI offers customizable voice assistants Lucy and Sam for businesses. These assistants simplify communication, gather leads, manage calls, and provide multilingual support, resulting in enhanced customer service.
Free trial
Illusion AI is an AI tool that generates custom content and ideas for various industries.
Freemium
AI-powered chat tool that allows users to interact with a virtual girlfriend or boyfriend. Choose from over 5000 characters.
Subscription
Ultim AI Power is an AI tool that can assist with various tasks, integrates with WhatsApp and offers both standard and premium subscription plans.
Freemium
- $8.97/mo
ownAI lets users build, host, and deploy custom AI assistants without coding. Create assistants for personal tasks, marketing, or support, with data hosted on your domain. Import knowledge bases, run models locally, and access open‑source code on GitHub.
Free
AI Homework Helper lets students upload documents, notes, and webpages to chat with the AI, generate quizzes, flashcards, and concise notes, convert lectures into podcasts, transcribe sessions, and solve problems via a Chrome extension across many subjects.
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
Command AI delivers AI‑powered in‑app assistance, offering product tours, nudges, surveys, and checklists. Its Copilot agent provides real‑time walkthroughs and co‑browsing, while API integration ensures context‑aware responses. The platform supports mobile/web, integrates with 24+ tools, and priori
Freemium
Voilà AI Assistant is a cross‑platform browser extension, desktop, and mobile app that uses GPT‑5 to summarize, rewrite, translate, and auto‑reply to emails, chats, PDFs, spreadsheets, and YouTube transcripts, while correcting spelling, grammar, tone and generating images from text.
Freemium
- $10/mo
Ai Helper is a cross‑platform desktop client that brings ChatGPT, GPT‑4, and other AI engines to macOS, Windows, and Linux. It lets users chat on webpages, PDFs, or videos via shortcuts and generate content, code, or emails within native apps.
Freemium
- $9.9
SupportAgent.ai is an AI tool that creates automated draft replies for support agents by learning from previous replies and adapting to the writing style.
Free trial
- $29/mo
CustomGPT.ai is a no‑code platform that builds AI agents from existing documents, sites, and knowledge bases. It supports 1,400+ file types, 100+ integrations, and 92 languages, offering secure, citation‑enabled, context‑aware responses for customer support and internal knowledge search.
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
Introducing Layla, the world's first private AI assistant that resides directly on your phone. This groundbreaking personal AI goes beyond standard functionalities and evolves alongside you, becoming your ultimate personal assistant.
Aissist delivers a digital workforce that automates service and sales workflows, offering end‑to‑end reasoning, native integration to major CRM platforms, omni‑channel support, multi‑agent collaboration, enterprise governance, and 65+‑language processing of text, image, video, and voice.
Freemium
- $0.05
Teammates.ai is a platform offering autonomous AI teammates that manage business functions with 24/7 human-like interactions in 50+ languages. It handles customer inquiries, qualifies leads, and integrates with CRM systems for real-time, context-aware responses and automated updates.
Paid
Webassistants.ai offers customizable AI assistants that integrate easily into websites and applications. Key features include multilingual support, advanced analytics, and real-time assistance, aimed at enhancing user engagement and optimizing operations across various industries.
Free trial
- $9/mo
Rolemodel.ai is an AI tool that creates custom avatars and conversational AI assistants to enhance personal growth and productivity. It uses GPT-4 technology and provides expert guidance and resources for its users.
Usage based
- $19.99/mo
Tutor AI instantly creates personalized courses with lessons, quizzes, flashcards, and study materials tailored to a learner’s goals, level, and style. It provides step‑by‑step homework help, tracks progress, and supports diverse subjects for students, professionals, and teams.
Subscription
- $13.33/mo
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
Manifest AI is a GPT‑powered sales associate for Shopify that provides 24/7 product recommendations, order tracking, and support. It offers 500+ pre‑built agents, a no‑code studio, trains on store data, delivers analytics, and integrates with help‑desk, WhatsApp, Instagram, and email.
Free trial
yourfriends.ai is an AI-powered chat tool that enables users to connect and chat with AI characters through popular messaging platforms.
Free
UltimateAI is a SaaS plugin providing cutting-edge AI functionalities: intelligent text generation, human-like voice conversions, AI chatbots, and code generation. It expedites content creation in multiple formats with high quality and efficiency.
Free
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.
AI Agent is a web app that allows users to create customized AI agents to perform specific tasks and achieve goals.
Freemium
Alan AI is a cloud‑based platform that builds adaptive voice assistants via lightweight SDKs. It auto‑generates code for API calls, supports knowledge‑base imports, offers a visual workflow builder, and provides enterprise‑grade deployment options with multi‑model flexibility.
Freemium
- $1
Create your perfect NSFW AI girlfriend with funfun.ai's AI Girlfriend Builder. Customize conversations, exchange photos, generate videos and choose from various AI characters. Provides engaging virtual companionship adult and romantic experience.
Freemium
Emma lets teams build custom GPT‑4 chatbots that pull data from documents, spreadsheets, databases, or APIs. Each assistant can be deployed to Slack, Zapier, email, or via API, with fine‑tuned permissions per bot.
Freemium
StudentAI consolidates academic tools: auto‑generates practice tests, quizzes from PDFs, drafts papers with citations, summarizes documents, converts YouTube lectures to timestamped notes, offers mock interviews, APA referencing, 24/7 AI tutors across subjects, study planning, flashcards, and group
Freemium
- $9/mo
NisusAI allows organizations to create customized AI assistants for tasks like automating customer inquiries, monitoring inventory, and generating sales quotes. It enhances operational efficiency and provides insights for informed decision-making while ensuring data security.
Free trial
Quickchat AI lets teams create and deploy chatbots for support, sales, lead qualification, and internal assistance. It combines Retrieval‑Augmented Generation with reranking to keep answers current, offers modular knowledge building, workflow design, analytics, GDPR‑compliant data control, and API i
Freemium
My AskAI integrates into helpdesk platforms, automatically answering up to 75 % of tickets by learning from internal docs. It supports multilingual chat, live translation, intelligent escalation, Copilot drafts, insights, API customer data, with isolated encryption.
Subscription
- $199/mo
Certainly deploys AI assistants across chat, email, social media, and QR channels to resolve tickets, recommend products, and answer inquiries, speeding responses and easing workload while guiding shoppers, boosting conversions, and integrating with Shopify, Zendesk, OpenAI, Google Analytics, and Kl
Subscription
- $2000/mo
YourChat.ai is a free AI messenger fueled by ChatGPT, providing unregistered instant access to information and guidance. Ask about diverse topics and receive prompt responses for versatile queries and engagements.
Free
Hana is an AI virtual companion that offers conversation, advice.
Free trial
- $9/mo
Atua is a macOS app that lets users trigger AI tasks in app via text, screenshots, or voice. Custom commands fetch or generate responses from chosen LLMs, then write back to Notes, calendars, files, or run scripts—keeping workflow in place.
Free
Voice AI platform that builds conversational agents in five clicks, automating support, sales, and billing calls. It integrates natively with CRMs and databases for real‑time actions, supports multi‑OS softphones, and records transcriptions for audits.
Free