30 Hidden Websites: Free Tools for AI, Design & Productivity

Why most people only use the same 5 websites

Open your browser history and you will probably see the same handful of sites: a search engine, YouTube, email, a social network and maybe ChatGPT. That is normal. When we need something, we search for it, and search results tend to show the same big names again and again.

The problem is that thousands of small, excellent tools never make it to the top of those results. They are built by small teams or single developers, they do one job very well, and many of them are free. You only find them if someone shows you.

This list is that shortcut. Every website below was picked because it is useful, easy to start with and free to use (some also offer paid upgrades). They are grouped into 10 categories, so you can jump straight to what you need.

01AI tools most people haven't tried

• 1. NotebookLM notebooklm.google.com (opens in a new tab)

  Upload your PDFs, notes or links and ask questions about them. It can also summarize everything and create an audio overview you can listen to like a podcast.

  Best for: Students and anyone researching from their own documents

• 2. Napkin AI napkin.ai (opens in a new tab)

  Paste a paragraph of text and it turns it into a clean diagram or visual you can drop into a post, slide or blog article.

  Best for: Creators and presenters who need visuals fast

• 3. Ideogram ideogram.ai (opens in a new tab)

  An AI image generator that is unusually good at putting readable text inside images, so posters, thumbnails and quote graphics come out right.

  Best for: Thumbnails, posters and social media graphics

Comparing AI tools for writing? See the best AI tools for students and creators.

02Research & free learning

• 4. Wolfram|Alpha wolframalpha.com (opens in a new tab)

  Instead of searching, it computes answers: math problems step by step, unit conversions, statistics and science questions.

  Best for: Students, homework and quick calculations

• 5. Unpaywall unpaywall.org (opens in a new tab)

  Finds free, legal versions of research papers that are normally behind a paywall, often published by the authors or their universities.

  Best for: Anyone reading academic research

• 6. Consensus consensus.app (opens in a new tab)

  Ask a question in plain English and get an answer based on peer-reviewed studies, with the sources listed.

  Best for: Checking what science actually says about a topic

03Design & images

• 7. Photopea photopea.com (opens in a new tab)

  A Photoshop-style editor that runs in your browser. It opens PSD files and handles layers, masks and most everyday edits.

  Best for: Photo editing without paid software

• 8. Vectorizer.AI vectorizer.ai (opens in a new tab)

  Converts a blurry PNG or JPG logo into a clean vector you can resize without losing quality.

  Best for: Fixing low-quality logos and icons

• 9. Realtime Colors realtimecolors.com (opens in a new tab)

  Preview your color palette and fonts on a realistic website layout before you commit to them.

  Best for: Choosing brand colors for a website

Have a PSD file but prefer Canva? Follow the tutorial how to import PSD files into Canva.

04Video, audio & music

• 10. Adobe Podcast Enhance podcast.adobe.com/enhance (opens in a new tab)

  Upload a voice recording and it removes background noise and echo, so a phone recording sounds much closer to a studio mic.

  Best for: Voiceovers, podcasts and Reels

• 11. OpusClip opus.pro (opens in a new tab)

  Turns a long video into short, captioned clips sized for Reels, TikTok and Shorts.

  Best for: Repurposing long videos into short ones

• 12. TurboScribe turboscribe.ai (opens in a new tab)

  Fast and accurate transcription of audio and video files, useful for subtitles, notes and blog posts.

  Best for: Turning videos and recordings into text

05Productivity & focus

• 13. Raindrop.io raindrop.io (opens in a new tab)

  A clean bookmark manager that saves links with previews, tags and collections, so you can actually find them again.

  Best for: People who save lots of links

• 14. Excalidraw excalidraw.com (opens in a new tab)

  A free whiteboard with a hand-drawn style for quick diagrams, flowcharts and sketches. No account needed.

  Best for: Explaining ideas visually

• 15. Hemingway Editor hemingwayapp.com (opens in a new tab)

  Highlights long sentences, passive voice and hard-to-read phrases so your writing becomes clearer.

  Best for: Blog posts, emails and captions

06Privacy & security

• 16. Have I Been Pwned haveibeenpwned.com (opens in a new tab)

  Enter your email address and see whether it appeared in a known data breach, so you know which passwords to change.

  Best for: Everyone, at least once

• 17. WhereGoes wheregoes.com (opens in a new tab)

  Paste a short or suspicious link and see every redirect it passes through before you click it.

  Best for: Checking links from emails and messages

• 18. JustDeleteMe justdeleteme.xyz (opens in a new tab)

  A directory of direct links to delete your accounts on hundreds of websites, with notes on how easy each one is.

  Best for: Cleaning up old accounts

07Developer & web tools

• 19. regex101 regex101.com (opens in a new tab)

  Test regular expressions with a live explanation of what every part of the pattern does.

  Best for: Developers and WordPress users

• 20. explainshell explainshell.com (opens in a new tab)

  Paste a terminal command and it breaks down what each part means in plain language.

  Best for: Learning the command line

• 21. Webhook.site webhook.site (opens in a new tab)

  Gives you an instant URL to inspect incoming webhooks, which makes testing automations much easier.

  Best for: Testing n8n, Zapier or Make workflows

08Files, PDFs & conversions

• 22. PairDrop pairdrop.net (opens in a new tab)

  Send files between your phone and computer on the same network, straight from the browser, without installing an app.

  Best for: Moving photos and files between devices

• 23. PDF24 Tools pdf24.org (opens in a new tab)

  A large free PDF toolbox: merge, split, compress, convert and edit PDFs.

  Best for: Everyday PDF tasks

• 24. OCR.space ocr.space (opens in a new tab)

  Extracts text from images and scanned PDFs so you can copy and edit it.

  Best for: Scanned documents and screenshots

Moving files from an iPhone? This tutorial shows how to transfer any file between iPhone and a Windows PC.

09Discovery & curiosity

• 25. Radio Garden radio.garden (opens in a new tab)

  Spin a 3D globe and listen to live radio stations from cities around the world.

  Best for: Music, languages and curiosity

• 26. WindowSwap window-swap.com (opens in a new tab)

  Look out of someone else's window somewhere in the world, through short videos people share.

  Best for: A calm two-minute break

• 27. Neal.fun neal.fun (opens in a new tab)

  A collection of beautifully made interactive experiments about size, money, time and space.

  Best for: Learning something unexpected

10Money, business & career

• 28. Exploding Topics explodingtopics.com (opens in a new tab)

  Shows topics and products that are growing in interest before they become mainstream.

  Best for: Content ideas and product research

• 29. AnswerThePublic answerthepublic.com (opens in a new tab)

  Shows the questions people search for about any topic, grouped by who, what, why and how.

  Best for: Blog, YouTube and Reel ideas

• 30. Tally tally.so (opens in a new tab)

  A free form builder for surveys, sign-ups and order forms with a very generous free plan.

  Best for: Collecting emails, feedback or orders

Using AnswerThePublic for blog ideas? Pair it with this beginner SEO guide.

Want all 200 in 10 categories?

These 30 are a small sample. The full guide, 200 Hidden Websites Google Won't Show You, is a clickable PDF with 200 free tools for AI, design, video, privacy, coding, productivity and more, plus an "Editor's 10" to start with.