15 Useful Websites That Feel Like Internet Secrets (Most People Haven't Tried)

The internet is full of useful websites, but some of the best tools are surprisingly easy to overlook. Beyond the popular search engines and social media platforms, there are websites that can help you protect your email, edit images, convert files, improve your writing, track deliveries, and even create diagrams directly in your browser.

Whether you're a student, freelancer, business owner, content creator, or someone who simply enjoys discovering useful online tools, these websites can make everyday tasks easier.

We've collected 15 useful websites worth bookmarking. The list includes 10 interesting tools from our original infographic, along with five additional websites that deserve a place in your bookmarks.

1. Pinterest – Discover Creative Ideas and Inspiration

Visit Pinterest

Pinterest is more than a platform for saving pictures. It is a visual discovery platform where you can explore ideas across design, fashion, home decoration, recipes, travel, technology, and business.

You can save interesting Pins to organised boards and return to them whenever you need inspiration.

What makes it useful?

• Discover creative ideas and visual references.

• Find inspiration for websites, logos, and social media designs.

• Save ideas into collections.

• Explore image and video content.

Best for: Designers, marketers, content creators, students, and anyone looking for inspiration.

2. Have I Been Pwned – Check Whether Your Email Was Exposed

Visit Have I Been Pwned

Online data breaches can expose email addresses and other personal information. Have I Been Pwned helps you check whether an email address appears in known data breaches.

Enter your email address to see whether it has been found in the service's breach database.

What makes it useful?

• Check email addresses against known data breaches.

• Review which breaches may have exposed your information.

• Sign up for notifications when your address appears in future breaches.

• Understand why using unique passwords matters.

Best for: Anyone who wants to improve their online security.

Quick tip: If your email appears in a breach, change affected passwords, avoid reusing passwords across websites, and enable two-factor authentication wherever possible. A clean result does not guarantee that an account has never been compromised.

3. iLovePDF – Manage PDF Files Online

Visit iLovePDF

Working with PDF documents is common in education, business, and everyday administration. iLovePDF brings several document tools together in one place.

Instead of installing separate software for every small task, you can use its browser-based tools to manage documents.

What makes it useful?

• Merge multiple PDF files.

• Split documents into separate files.

• Compress large PDFs.

• Convert PDFs to Word and other formats.

• Add page numbers and watermarks.

Best for: Students, office employees, freelancers, and business owners.

For example, if you have separate invoices that need to be submitted as one document, you can use the merge tool to combine them.

4. Temp Mail – Create a Temporary Email Address

Visit Temp Mail

Some websites require an email address just to access a download, try a service, or complete a one-time registration. If you don't want to share your primary email for every low-priority interaction, a temporary email service can be useful.

Temp Mail generates a disposable email address that can receive messages without requiring you to use your regular inbox.

What makes it useful?

• Receive one-time verification emails.

• Avoid adding unnecessary promotional emails to your main inbox.

• Test basic email registration flows.

• Use a separate address for low-risk, temporary activities.

Best for: People who want to reduce unwanted email and test non-essential online services.

Important: Never use disposable email for banking, important subscriptions, work accounts, password recovery, or services where you may need access later. Temporary inboxes are not suitable for confidential communication.

5. 10 Minute Mail – Get a Short-Lived Inbox

Visit 10min.email

If you need an email address for a quick verification, 10 Minute Mail offers a temporary inbox that expires after a short period.

It is particularly useful when you need to receive a confirmation message but don't want to provide your regular email address.

What makes it useful?

• Generate an email address quickly.

• Receive incoming verification messages.

• Use the inbox without creating a traditional account.

• Let the address expire automatically.

Best for: Temporary sign-ups, basic testing, and one-time downloads.

How is it different from Temp Mail? Both provide disposable email functionality, but the inbox lifetime and features depend on the service. Check the expiry period before using either one. Never use a temporary inbox for an account you need to recover.

6. CleanPNG – Find Transparent PNG Images

Visit CleanPNG

Designers and content creators often need transparent images for presentations, advertisements, website graphics, and social media posts.

CleanPNG provides a library of PNG graphics and illustrations that can be used as visual elements in creative projects.

What makes it useful?

• Search for transparent PNG images.

• Find illustrations, objects, icons, and decorative graphics.

• Explore different visual styles.

• Use image assets in designs and presentations.

Best for: Graphic designers, bloggers, students, and social media managers.

Quick tip: Always check the licence and usage conditions of an individual image before using it commercially. Don't assume that every image available on an image platform is free for every purpose.

7. myNoise – Create Background Sounds for Focus

Visit myNoise

Sometimes, complete silence isn't ideal for working or studying. Background sounds such as rain, wind, ocean waves, or ambient noise can make a workspace feel more comfortable.

myNoise offers sound generators that let users customise ambient audio.

What makes it useful?

• Explore different ambient sound environments.

• Adjust sound levels to create a preferred mix.

• Use background audio while studying or working.

• Experiment with sounds for relaxation.

Best for: Students, remote workers, writers, and people who prefer ambient audio while concentrating.

Try a rain or café-style soundscape during your next focused work session.

8. Copyscape – Check Content for Similarity

Visit Copyscape

If you publish articles, manage a blog, or create website content, checking for duplicate material can be an important part of your publishing process.

Copyscape helps identify similar content available elsewhere online.

What makes it useful?

• Check published web pages for matching content.

• Review possible duplicate text.

• Check submitted content using its paid tools.

• Monitor copies of your website content with Copysentry.

Best for: Bloggers, publishers, content agencies, and website owners.

Quick tip: A similarity result does not automatically prove plagiarism. Common phrases, quotations, and properly attributed material can also appear as matches. Review the context before making a conclusion.

9. TrackingMore – Track Packages Across Couriers

Visit TrackingMore

If you regularly order products online or manage e-commerce shipments, checking different courier websites can become inconvenient.

TrackingMore brings shipment tracking information from multiple carriers into one platform.

What makes it useful?

• Track shipments from supported couriers.

• Check delivery progress in one place.

• Manage multiple tracking numbers.

• Explore shipment tracking integrations for businesses.

Best for: Online shoppers, e-commerce sellers, logistics teams, and businesses.

For businesses, TrackingMore also provides tracking APIs and integrations that can help automate shipment updates.

10. Wordtune – Improve Your Writing With AI

Visit Wordtune

Writing a professional email, social media post, or business document can take time. Wordtune helps users rewrite and improve text using AI-powered writing features.

You can use it to make sentences clearer, adjust tone, and summarise longer content.

What makes it useful?

• Rewrite sentences and paragraphs.

• Explore alternative ways to express an idea.

• Adjust writing tone.

• Summarise articles and documents.

• Improve clarity and readability.

Best for: Students, professionals, content writers, and business owners.

For example, you can paste a rough email and ask Wordtune to make it clearer and more professional. Always review the final wording to ensure it accurately represents what you want to say.

5 More Useful Websites You Should Bookmark

The first 10 websites cover everyday internet tasks. Here are five additional tools for image editing, file conversion, brainstorming, and creative work.

11. Photopea – Edit Images Directly in Your Browser

Visit Photopea

Need to edit an image but don't have professional image-editing software installed? Photopea is a browser-based editor that supports both raster and vector graphics.

It can be used for simple tasks such as resizing images and more advanced work such as photo editing, illustrations, and web graphics.

What makes it useful?

• Edit images in your browser.

• Work with raster and vector graphics.

• Create illustrations and design assets.

• Resize and process photographs.

• Use a range of image-editing features.

Best for: Designers, students, freelancers, and content creators.

One useful feature is that Photopea processes files directly on your device, according to its official learning documentation.

12. TinyWow – A Collection of Free Online Tools

Visit TinyWow

TinyWow brings together a large collection of browser-based utilities for documents, images, videos, and writing.

Instead of searching for a separate website for every small task, you can explore different tools from one platform.

What makes it useful?

• Merge and compress PDF files.

• Convert documents and images.

• Resize and edit pictures.

• Remove image backgrounds and unwanted objects.

• Use AI writing and text utilities.

Best for: Students, freelancers, office employees, and everyday internet users.

TinyWow lists more than 200 online tools across several categories. Its website also states that uploaded and processed files are deleted after one hour. Check the current terms before uploading sensitive documents.

13. Excalidraw – Create Diagrams and Sketches Online

Visit Excalidraw

Sometimes the easiest way to explain an idea is to draw it. Excalidraw is an online whiteboard with a hand-drawn visual style.

You can use it to sketch workflows, explain software architecture, create simple diagrams, or brainstorm with a team.

What makes it useful?

• Draw boxes, arrows, and diagrams.

• Create quick wireframes.

• Explain technical concepts visually.

• Collaborate using shareable links.

• Export diagrams for documents and presentations.

Best for: Developers, designers, students, product managers, and remote teams.

For example, a software developer can sketch an application flow before writing code.

14. remove.bg – Remove Image Backgrounds Automatically

Visit remove.bg

Removing a background manually can take time, especially when an image contains hair, complex edges, or multiple objects.

remove.bg uses AI to identify the subject and separate it from the background.

What makes it useful?

• Remove backgrounds from photographs.

• Create transparent PNG images.

• Replace backgrounds.

• Prepare product images.

• Use its API for automated background removal.

Best for: E-commerce sellers, designers, marketers, and content creators.

For example, an online store can use it to prepare product images with a consistent background. Review the edges before publishing, particularly around hair, transparent objects, and detailed products.

15. CloudConvert – Convert Files Between Different Formats

Visit CloudConvert

Have you ever received a file that your device or software couldn't open? CloudConvert helps convert files between different formats directly through a browser.

It supports documents, images, videos, audio, spreadsheets, presentations, archives, and other file types.

What makes it useful?

• Convert Word documents to PDF.

• Convert images between formats.

• Convert audio and video files.

• Work with different document formats.

• Adjust conversion settings where supported.

Best for: Students, developers, designers, and professionals who work with different file types.

CloudConvert lists support for more than 200 formats. Always check the output after conversion, as formatting, quality, or compatibility can vary depending on the file.

How to Choose the Right Website

With so many tools available, you don't need to bookmark everything. Start with the websites that solve problems you regularly encounter.

A Few Safety Tips Before Using Online Tools

Useful websites can save time, but you should still be careful about what you upload or share.

• Protect sensitive information: Avoid uploading confidential business files, identity documents, financial records, or private photographs to unfamiliar services.

• Check website addresses: Make sure you're visiting the genuine website rather than a lookalike domain.

• Review image licences: Check whether graphics can be used commercially before adding them to advertisements or client projects.

• Use temporary email responsibly: Never use disposable inboxes for important accounts.

• Check converted files: Review documents and images after conversion to make sure the output is correct.

Final Thoughts

The internet has plenty of useful websites beyond the platforms we visit every day. From checking data breaches and editing images to tracking packages and improving writing, these 15 tools can help simplify everyday digital tasks.

You don't need to use all of them. Pick two or three that solve a problem you regularly face, explore their features, and save the ones you find genuinely useful.

Which website did you find most interesting? Comment MORE if you'd like another collection of useful websites and AI tools.

Have questions about AI tools, automation, software development, or implementing AI in your business? Reach out to LinearCode at info@linearcode.in or visit LinearCode Technologies.