AI · alternatives · 2026

24 alternatives to Sidenote

Chat with any doc in your browser — every answer cited

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   PDF.ai▲677

   Chat with any document

   2023 · pdf.ai · its alternatives →

2. 2
   Personalized AI Summary by Glasp▲214

   Summarize what you learn with AI

   2022 · glasp.co · its alternatives →

3. 3
   AI Summary Helper - Summarize Articles▲139

   Summarize  in your language and style & read them on the go

   2024 · philwornath.gumroad.com · its alternatives →

4. 4
   there▲233

   The AI word editor — notes, docs, emails & tracking with AI

   2025 · there.do · its alternatives →

5. 5
   AI Knowledge Search by Amurex▲76

   One search. Your emails, docs, notes - all connected.

   2025 · search.amurex.ai · its alternatives →

6. 6
   QuickRead AI▲91

   Summarize & chat with any webpage

   2024 · quickreadai.com · its alternatives →

7. 7
   AnyQuestions.ai▲70

   Get trustworthy AI answers quoting your documents & videos

   2023 · anyquestions.ai · its alternatives →

8. 8
   Confi AI▲123

   The GPT bot for Slack and Confluence

   2024 · its alternatives →

9. 9
   Ask Bar: AI Answers on Every Page▲105

   AI that reads your page, sees it, and gives context answers.

   Dec 2025 · chromewebstore.google.com · its alternatives →

10. 10
    Research PAL▲74

    AI-Powered research assistant for Google Docs

    2023 · its alternatives →

11. 11
    Aide▲63

    Your AI-powered knowledge navigator

    2025 · stepsai.co · its alternatives →

12. 12
    Cited▲12

    See where AI cites you. Fix where it doesn't

    Jan 2026 · youcited.com · its alternatives →

13. 13
    SummarizeDoc: AI Summary & Chat▲9

    Instant AI summaries and chat for PDFs, docs and websites.

    Nov 2025 · its alternatives →

14. 14
    PDF Explorer▲7

    Your AI-Powered PDF Assistant

    Nov 2025 · its alternatives →

15. 15
    Chat PDF AI▲14

    Revolutionize the way you interact with pdf documents

    2024 · chatpdfai.org · its alternatives →

16. 16
    AI Bro▲13

    AI summaries and answers for this generation

    2025 · chromewebstore.google.com · its alternatives →

17. 17
    AI Summary Generator▲24

    Get the summary of any web page with the power of ChatGPT

    2024 · chromewebstore.google.com · its alternatives →

18. 18
    AI Question Answer▲25

    Google Chrome extension "AI Question Answer" in sidebar

    2025 · chromewebstore.google.com · its alternatives →

19. 19
    Citesilo▲4

    Cited AI answers from your company's knowledge

    Jul 2026 · citesilo.com · its alternatives →

20. 20
    AskTheDev▲16

    The Context Aware AI-Powered Chrome Extension

    2025 · its alternatives →

21. 21
    Chat Pdf▲8

    Analyze documents with the help of AI

    2024 · bubble.io · its alternatives →

22. 22
    PDF Interact▲20

    Interact with your PDFs and uncover insights in seconds.

    2025 · pdf-interact.live · its alternatives →

23. 23
    AI Summary Helper 1.5 - Chrome & Mobile▲9

    Summaries in your style - OpenAI, Mistral, Ollama, Kindle

    2024 · ai-summary-helper.byphil.eu · its alternatives →

24. 24
    CiteGraph▲14

    Get your product mentioned and cited by AI assistants.

    Sep 2026 · citegraph.app · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →