How we rank guides
Our lists compare usefulness, accessibility, free options, pricing transparency, platform quality, practical limitations, and audience fit so readers can make faster decisions.
Best curated lists for online tools, podcasts, streaming, tech products and more
Explore Nanowerk's curated rankings and guides across podcasting, streaming, AI research tools, online learning platforms, privacy tools, 3D printing resources, consumer technology, home products, music, drones, and digital services.
Each guide uses practical comparison criteria such as features, pricing, free tiers or trials, ease of use, privacy considerations, performance, and availability. Many tools and services are free — our guide on how free tools use your data explains what that can mean for privacy.
For streaming and download guides, we prioritize legal, official, public-domain, ad-supported, or free-trial options where available. Availability, pricing, and licensing can vary by country and change over time.
Most popular guides
#1
Streaming Guides
Best Free Sports Streaming Sites
Watch sports channels online without registration or for free trial periods
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#2
Streaming Guides
Best Free Streaming Sites for Movies and TV
Get access to websites and their online collection free movies and free TV Shows
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#3
Learning & Research Tools
20 Best Free AI Tools for Research
We review 20 free AI tools across 6 research workflow stages: literature discovery, note-taking, academic writing, citation management, data analysis, and visual abstracts.
Read the guide →Broad topic coverage
This hub covers podcasts, streaming, AI tools, learning resources, digital services, devices, 3D printing, drones, privacy tools, music, and household product guides.
Safety and legality
We encourage official, legal, public-domain, licensed, or trial-based services. Streaming rights and free access differ by region, so check local terms before using a platform.
All curated guides by category
Browse all 35 curated lists, grouped by topic.
3D Printing
Find beginner-friendly 3D printers, model repositories, and practical resources for makers and small businesses.
3D Printing
Best Free 3D Printing Model Sites
There are many options when it comes to downloading free STL, OBJ, WRL or other formats of files. We reviewed many of them and picked the best ones for you.
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3D Printing
Best 3D Printers for Beginners and Small Businesses
An overview of 3D printing, what it is and how it is used, and a compilation of the best 3D printers.
Read the guide →Devices & Tech Products
Compare consumer technology products, refurbished marketplaces, and practical gadgets before you buy.
Devices & Tech Products
Top 10 Mini Inkless Printers
The latest generation of small, compact and portable inkless printers are emerging as popular consumer gadgets, especially for students.
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Devices & Tech Products
Best Refurbished iPhone Marketplaces
Pre-owned iPhones sold by trustworthy marketplaces have been thoroughly tested, repaired, and refurbished to the highest standard possible.
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Devices & Tech Products
Best Electric Kick Scooters Expert Picks
We explain basic facts about electric kick scooters and list our favorites.
Read the guide →Digital Services
Plain-language explainers for useful digital services, browser-based tools, and everyday online utilities.
Drone Guides
Learn how to choose drones, capture better video, and match drone features to your budget and skill level.
Drone Guides
Beginner Guide to Making Great Drone Videos
This comprehensive guide will help beginners master the art of drone video creation, from selecting the right drone to learning advanced videography techniques.
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Drone Guides
Best Hobby Drones for Every Budget
From glorified tech toys to serious flying cameras for cinematographers and professional photographers: Our guide will help you narrow down your options.
Read the guide →Home & Household
Research home water filters, testing kits, and household products with practical comparison criteria.
Home & Household
Best Water Filters for Your Home
The best water filters and purifiers to remove contaminants and impurities from drinking water in your home.
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Home & Household
Best Home Water Quality Test Kits
An overview of the best test kits to check the water quality in your home including tap water, pool water and aquariums.
Read the guide →Learning & Research Tools
Explore AI research tools, online courses, ebooks, student discounts, and learning platforms.
Learning & Research Tools
20 Best Free AI Tools for Research
We review 20 free AI tools across 6 research workflow stages: literature discovery, note-taking, academic writing, citation management, data analysis, and visual abstracts.
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Learning & Research Tools
Best Free AI and Computational Tools for Materials Science
We review 30+ free open-source tools and 16 online calculators for materials science: databases, DFT codes, ML potentials, phase diagrams, visualization, characterization, and nanoparticle analysis.
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Learning & Research Tools
25 Best Free Book Downloading Sites
Public domain and open libraries with file types and mobile support to legally download ebooks and audiobooks for free.
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Learning & Research Tools
23 Best Online Learning Platforms
We weeded through the online learning, e-learning and MOOC platforms out there and compiled the - what we believe - 23 best of them.
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Learning & Research Tools
Best Student Trials and Discount Offers
Our list of digital deals for students covers the most important digital subscription trials and discounts.
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Learning & Research Tools
10 Best Brain Game Apps
We list the 10 most popular ones and explain how to get the most out of them.
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Learning & Research Tools
20 Best Online IQ Tests
While online IQ tests cannot replace professionally administered ones, they can be a fun way to challenge your brain and get a general idea of your cognitive abilities.
Read the guide →Music Guides
Compare legal ways to stream or download music for free, including public-domain and licensed platforms.
Podcasting Guides
Explore podcast recommendations, podcast hosting platforms, creator equipment, and shows covering science, AI, technology, climate, robotics, astronomy, energy, and smart technology.
Podcasting Guides
Essential Equipment to Start a Podcast
An overview of the essential equipment you need to start a podcast - microphone, headphones, audio recording and editing software, recording hardware.
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Podcasting Guides
14 Best Podcast Hosting Platforms
These subscription services provide podcast creation tools, analytics, marketing tools and monetization features.
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Podcasting Guides
The 10 Best Robotics Podcasts
The latest trends, innovations, and insights in AI, automation, humanoids, and robotics in general
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Podcasting Guides
The 30 Best Science Podcasts
Discover 30 top science podcasts for curious minds, from space and nature to health and AI
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Podcasting Guides
The 23 Best AI Podcasts
Top AI podcasts for news, research, tools, ethics, startups, and machine learning
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Podcasting Guides
The 22 Best Tech Podcasts
Top tech podcasts covering technology,startups, software, and innovation.
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Podcasting Guides
The Best Sustainability, Climate and Environmental Podcasts
Top sustainability podcasts covering climate, clean energy, conservation, and resilient living.
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Podcasting Guides
The Best Astronomy and Space Exploration Podcasts
Top astronomy and space exploration podcasts for curious listeners and space enthusiasts.
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Podcasting Guides
The Best Green Energy Podcasts
Best green energy podcasts covering renewables, storage, grids, and climate technology.
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Podcasting Guides
Best Smart Technology Podcasts
Best podcasts covering IoT, smart homes, smart cities, and connected technologies.
Read the guide →Privacy & Browser Tools
Understand privacy-focused browsers and online anonymity tools, including trade-offs and responsible use.
Social Platforms
Compare social networks, communication tools, and alternatives to major online platforms.
Streaming Guides
Browse free and trial-based streaming guides for movies, TV, sports, anime, and gaming, with safety and legality notes.
Streaming Guides
Best Free Sports Streaming Sites
Watch sports channels online without registration or for free trial periods
Read the guide →
Streaming Guides
Best Free Streaming Sites for Movies and TV
Get access to websites and their online collection free movies and free TV Shows
Read the guide →
Streaming Guides
Best Free Anime Streaming Services
In-depth review of the best sites to stream your favorite anime for free
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Streaming Guides
8 Best Gaming Streaming Websites
In-depth review of the best websites to watch the best video game players play the most popular games and esports.
Read the guide →No guides match this filter.
Frequently asked questions
What kinds of curated lists are included here?
This page collects Nanowerk guides covering online tools, podcasts, streaming platforms, AI research tools, learning resources, music services, privacy tools, 3D printing resources, drones, consumer technology, home products, and digital services.
Are the free streaming and download sites listed here legal?
Some free platforms are legal because they are ad-supported, public-domain, library-based, official broadcaster services, or limited free trials. We recommend checking each service's terms and availability in your country.
How does Nanowerk choose which tools and platforms to include?
We look for practical value, clear pricing, ease of use, feature quality, free access options, safety considerations, and fit for the intended audience.
Do free tools collect user data?
Many free services use advertising, analytics, account data, or usage data to support their business model. Review the privacy policy of each tool before uploading sensitive information.