Best AI Chat With Documents Tools of 2026

Gemini AI for Sheets

simplemetrics.xyz

#25

Google Sheets add-on adding AI formulas for text generation, web search, image analysis, PDF extraction, and bulk translation.

Three Sigma

threesigma.ai

#26

AI research tool for quick document analysis and question answering.

The Grok App

thegrokapp.com

#27

AI-powered app and Chrome extension for uploading documents and asking questions to extract insights, summaries, and code explanations.

Messy Desk

messydesk.ai

#28

AI knowledge library that summarizes documents, enables semantic search and lets you chat with your PDFs.

Array Assistant - AI Excel Bot

arrayassistant.ai

#29

AI Excel plugin for formulas, data extraction, and text generation.

AI PDF Reader

aipdfreader.net

#30

Free, no-signup web app to chat with, summarize, translate and OCR PDFs and docs across 80+ languages.

Pizi - AI Assistant for Multiple PDFs

pizi.ai

#31

AI assistant for multi-file analysis, summarizing documents, translating, and solving math problems.

Doclime

doclime.com

#32

Chat-with-PDF workspace that answers questions with cited sources and adds notes, search and split-screen reading.

SecuredAI

securedai.io

#33

Self-hosted enterprise AI platform providing governed, citation-backed document Q&A over private data for regulated industries.

PDFelement by Wondershare

wondershare.fr

#34

AI-assisted PDF editor for professionals and students who need to edit, convert, sign, and chat with PDF documents.

Outline

outline.ai

#35

AI-powered collaborative document editor for better and faster writing.

GenPictures

genpictures.com

#36

AI reading companion with document summarization and AI chat features.

Croduct PDF

croduct.com

#37

AI-powered document interaction and chat platform.

PrivacyDoc

bluetickconsultants.com

#38

Free, privacy-focused AI tool to query and summarize PDFs and ebooks; uploaded files are deleted at logout.

hiData.ai

hidata.ai

#39

AI workspace that links data, spreadsheets, docs and slides to turn scattered inputs into analysis and share-ready deliverables.

Curie

trycurie.com

#40

Curie curates content, providing summaries and topic lists to save reading time.

ChattyDocs

chattydocs.com

#41

AI assistant to chat with your documents, PDFs and websites, giving cited answers plus Telegram bots and shareable datasets.

Humata AI

humata.ai

#42

'ChatGPT for your files' that answers questions across PDFs and documents with cited sources; free tier plus paid team plans.

Doculogy

doculogy.io

#43

AI platform for document analysis, summarization, and question answering.

Superjoin

superjoin.ai

#44

AI assistant embedded in Google Sheets that pulls live data from 30+ sources and automates formulas, charts, and row-level analysis.

ChatInDoc

chatindoc.com

#45

AI-powered PDF viewer with chat functionality for quick document understanding.

ChatwithData.ai

chatwithdata.ai

#46

Document-chat tool that has been discontinued; its natural-language file analysis now lives inside the vendor's AI Chat product.

AmyMind

amymind.com

#47

Converts text, docs and YouTube videos into AI mind maps, with export to PowerPoint, PDF and Word.

Signal87 AI

signal87.ai

#48

Enterprise document-intelligence platform that answers questions from contracts and records with traceable, page-level source citations.