Alternatives to UPDF

All-in-one AI assistant bundling 30+ models for chat, writing, image and video generation, and coding.

MaxAI.me is a Chrome and Edge extension that puts a multi-model AI sidebar inside any webpage for summaries, translation, replies, and image generation.

Mobile AI assistant that lives inside your apps for calendar, expenses, translation, and replies.

All-in-one AI writing suite with AI detector, humanizer, plagiarism checker, and more.

Glarity is a free browser extension that summarizes YouTube videos, PDFs and webpages and translates any page side by side

Arvin is an AI chat, writing, and design assistant that runs as a Chrome extension and web app for one-click logos, translation, and PDF

ZeroGPT is a free AI content detector that flags ChatGPT, GPT-6, and Gemini text with sentence-level highlighting.

AI writing suite for paraphrasing, grammar, originality, and creation tools.

Saner is an AI personal assistant for ADHD that turns emails, notes, and to-dos into one searchable inbox.

A keyboard-first, AI-native browser for macOS where Drift AI reads all your open tabs.

Microsoft Copilot brings AI drafting, meeting summaries, and Excel analysis into Word, Teams, and Outlook.

WPS Office for iOS: free all-in-one office suite with AI document, PDF, and slide tools

Flot.ai is a desktop AI copilot with a searchable personal memory that works inside any app or browser tab.

A mobile-first generative AI writing and chat app for iPhone, iPad, Mac, and Apple Vision, sold as a budget alternative to Jasper, Copy.ai, and Rytr.

Open-source AI rich text editor you can self-host, embed in any framework, and wire to your own LLM

iPhone app that puts Claude, ChatGPT, Gemini, and Grok behind one chat window with voice and file input.

AI writing companion with autocomplete, PDF chat, and paraphrasing for solo writers.

One workspace for docs, tasks, chat, and AI — with a personalized feed that replaces context switching

Chrome extension that summarizes web pages, PDFs and news into short notes you can share with your team

Prompt management and team collaboration for ChatGPT, Claude, and Gemini prompts in one workspace.

Multi-LLM browser agent for Chrome, Edge, and Brave — press Alt+A to chat, summarize, and automate on any page.

PandaWiki is a self-hosted, open-source AI knowledge base with Q&A, semantic search, and DingTalk, Feishu and WeCom chatbot delivery.

AI-first collaboration platform uniting Zoom meetings, chat, phone, and AI note taking in one hub.

Free iOS app that redesigns rooms from a photo and doubles as a math, writing, and chat assistant.

AIPRM is a browser extension that puts a 5,400+ prompt library and private prompt management inside your ChatGPT or Claude chat window.

All-in-one AI workspace for writing, editing, research, and collaboration.

AI search engine that answers with cited sources across ChatGPT, Gemini, and Claude.

Knowing® is a v0.2 preview tree outliner that runs AI actions on individual outline nodes instead of inside a chat thread.

Acquire the premium Nack.ai domain for your AI image and chat brand

Granicus is a citizen experience platform that unifies government digital services, engagement, and AI.