AI Companions
AI companions are conversational AI systems built primarily for ongoing emotional, social, or romantic interaction with a single user, rather than for completing discrete tasks.
Conversational AI
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Amazon Alexa
Amazon Alexa is a virtual assistant developed by Amazon, first introduced on November 6, 2014, alongside the Amazon Echo smart speaker, and rebuilt in 2025 as a generative AI assistant called Alexa+ that runs…
BSide: Olivia Lin
BSide: Olivia Lin is a free Windows desktop application developed and published by miHoYo. It entered Early Access on Steam on July 13, 2026, under App ID 4532590.
Best AI Search Engines
As of July 2026, the best AI search engine overall for research and citations is Perplexity, which runs its own web index and answers every query with numbered source links.
Best AI Writing Tools
As of July 2026, the best all-purpose AI writing assistant is Claude, which produces the most natural, lowest-edit prose of the major assistants and is the pick when writing quality itself is the deciding…
Chai (app)
Chai (also styled CHAI, and operated by Chai Research Corp., on the web at chai-research.com and historically chai.ml) is an AI companion and entertainment platform where users chat with and create…
Chatbot
A chatbot is a software application that simulates conversation with human users through text or voice, ranging from simple rule-based programs that match keywords to canned replies, to systems built on a…
Gemini (app)
The Gemini app is Google's consumer AI assistant, a chat application available on the web at gemini.google.com and as native Android and iOS apps
Gemini Advanced
Gemini Advanced was the premium, paid tier of Google's Gemini consumer assistant, sold from February 2024 to May 2025 as part of a $19.99 per month subscription called Google One AI Premium that bundled 2…
Janitor AI
Janitor AI is a character-based AI chatbot and roleplay platform hosted at janitorai.com, where users hold open-ended text conversations with user-created fictional characters.
Le Chat
Le Chat is the consumer AI assistant and conversational chatbot built by Mistral AI, the French artificial intelligence company headquartered in Paris, and is widely positioned as Europe's leading alternative…
Meta AI Studio
Meta AI Studio (often shortened to AI Studio) is a free platform from Meta that lets anyone build customizable AI characters and personas without writing code, then chat with them inside Instagram, Messenger…
Microsoft Copilot
Microsoft Copilot is the umbrella brand that Microsoft uses for its generative AI assistants and agents across consumer, developer, and enterprise products.
Poe (platform)
Poe (short for Platform for Open Exploration) is an AI chatbot aggregator platform developed and operated by Quora.
Replika
Replika is an artificial intelligence companion chatbot developed and operated by Luka Inc., a San Francisco company founded in 2014 by Eugenia Kuyda and Phil Dudchuk.
Siri
Siri is the voice assistant developed by Apple Inc. that launched on the iPhone 4S on October 14, 2011, making it the first mainstream voice assistant shipped on a smartphone .
Tencent Yuanbao
Tencent Yuanbao (Chinese: 腾讯元宝; pinyin: Téngxùn Yuánbǎo) is a consumer-facing artificial intelligence assistant application developed and operated by Chinese technology company Tencent.
Voice assistant
A voice assistant is a software agent whose primary interface is spoken language: it listens for a trigger, converts speech to a machine-readable request, decides what the speaker wants, and answers with…