Best RAG / Knowledge Base AI Apps

As of 2026-07, AlphaMoat tracks 9 AI mobile apps tagged RAG / Knowledge Base. The most downloaded is Notion (1.6M downloads in 30 days). Ranked by 30-day worldwide downloads, updated monthly.

#AppPublisher30d Downloads

1

NotionAI Notes & KnowledgeProject & Task ManagementAI Meeting Assistant+2

Manage knowledge, tasks, meeting notes, and team projects in one unified workspace.

Notion Labs1.6M

2

Google Gemini EnterpriseRAG / Knowledge BaseAI AgentAI Search

An enterprise-grade Gemini knowledge retrieval assistant.

Google460.8K

3

imaAI Notes & KnowledgeRAG / Knowledge BaseAI Meeting Assistant+2

An intelligent workbench blending knowledge base, notes, audio transcription, and content generation.

Tencent148.6K

4

You.comDeep ResearchAI SearchAI Assistant / Chatbot+1

Enterprise AI for deep research using web and company data.

You.com77.9K

5

SiderAI AggregatorAI AgentRAG / Knowledge Base+2

Aggregates multiple models and handles documents, research tasks, and personal knowledge.

Sider.ai42.3K

6

云之家CollaborationAI AgentRAG / Knowledge Base+2

An office platform fusing enterprise knowledge, multi-agent orchestration, and mobile collaboration.

CloudHub Network (Chongqing)34.4K

7

ChatPDFAI Document / PDFRAG / Knowledge BaseTranslation & Localization

Quickly understands, retrieves, and summarizes multiple documents through conversation.

ChatPDF16.2K

8

纳米AIMulti-AgentAI SearchMCP / Agent Ecosystem+2

Orchestrate multiple expert agents for search, reports, and multimedia creation.

Beijing Qihoo Technology14.8K

9

CraftAI Notes & KnowledgeProject & Task ManagementRAG / Knowledge Base+2

Unifies documents, knowledge, tasks, and smart Q&A in one space.

Craft Docs7.1K

Category listings rank AI mobile apps by 30-day worldwide downloads (AppMagic estimates). See methodology.