Perkoon vs Refbox

Side-by-side comparison to help you choose the right product.

Perkoon allows you to effortlessly send unlimited files for free, ensuring your data stays private and secure.

Last updated: March 4, 2026

Refbox gives you instant, distraction-free access to all your essential references right above your workspace.

Last updated: February 28, 2026

Visual Comparison

Perkoon

Perkoon screenshot

Refbox

Refbox screenshot

Feature Comparison

Perkoon

P2P File Transfer

Perkoon's flagship feature allows users to send files directly between browsers using peer-to-peer technology. This means that as long as both sender and receiver are online, they can transfer files of any size without incurring any costs or needing an account.

Encrypted Cloud Storage

For instances when the recipient is offline, Perkoon provides an encrypted cloud storage solution. This premium feature ensures that files are stored securely on servers, while also covering the operational costs involved in maintaining the service, thus keeping the P2P feature free.

Privacy-Focused Design

At Perkoon, your privacy is paramount. P2P transfers do not touch any central servers, and the company cannot access the files being sent. In cloud storage, files are encrypted, ensuring that only the sender and recipient have access to the data, free from corporate surveillance.

AI Integration

Designed for the modern age, Perkoon includes built-in tools that allow AI agents to interact directly with the service. This means that automation is seamless, and users can leverage AI for enhanced file management without the need for cumbersome screen-scraping methods.

Refbox

Floating Reference Frames

Refbox allows you to pin images, videos, GIFs, and notes in floating frames that remain on top of any application you are using. This means your references are always available without the need to switch contexts, enhancing your focus and workflow.

Infinite Canvas and Slideshow View

Experience an infinite canvas that lets you see all your references at once. With the slideshow feature, you can seamlessly flip through items for quick comparisons, ensuring you have the right inspiration at your fingertips when you need it.

Auto-Hide and Quick Access

Refbox comes with an auto-hide feature that keeps your workspace clean. With a simple toggle, you can show or hide the reference box, allowing you to focus on your project while still having the ability to access your references instantly.

Customizable Shortcuts and Pixel Rendering

Enjoy full control over your references with customizable shortcuts that make navigating through your media a breeze. Additionally, the pixel rendering feature ensures that your pixel art is displayed accurately, maintaining the integrity of your work.

Use Cases

Perkoon

Personal File Sharing

Whether you're sending vacation photos to family or sharing large documents with friends, Perkoon’s P2P feature allows for smooth and fast transfers without any size limitations, ensuring that your files reach their destination with ease.

Professional Collaboration

In a work environment, Perkoon can facilitate the sharing of large files among team members. The ability to send files without accounts or limits means that colleagues can focus on collaboration rather than the technicalities of file transfer.

Secure Data Storage

For users who require temporary file storage, Perkoon’s encrypted cloud option allows for safe holding of important documents until they can be delivered to the intended recipient, ensuring that sensitive information remains protected.

AI File Management

With the integration of AI tools, businesses can automate file transfers and management processes. This feature enables more efficient workflows, allowing AI agents to handle file transfers directly, thus saving time and reducing manual effort.

Refbox

Seamless Moodboarding

Refbox is perfect for designers who need to create moodboards quickly. By having all their visual references accessible in one place, designers can effortlessly curate inspiration, making the creative process more intuitive and enjoyable.

Animation Reference Management

Animators can benefit from Refbox by pinning crucial reference frames or videos that inform their work. This keeps their visual aids organized and readily accessible, allowing for enhanced productivity and creativity during the animation process.

UI/UX Design Integration

For UI/UX designers, Refbox serves as a tool to keep design inspirations, color palettes, and user interface elements in view while working on digital projects. This accessibility leads to faster iterations and more cohesive designs.

Concept Art Development

Concept artists can utilize Refbox to gather various references, from photographs to sketches, in one floating hub. This allows them to draw from multiple inspirations without disrupting their workflow, fostering a more fluid creative process.

Overview

About Perkoon

Perkoon is not just another file transfer service; it's a revolutionary platform that redefines the way we share files. Designed for anyone who is weary of artificial limitations, mandatory sign-ups, and the commodification of personal data, Perkoon offers a refreshingly honest approach to file transfer. At its core, Perkoon utilizes peer-to-peer (P2P) technology, allowing users to send files directly between browsers without the need for an intermediary server. This means no size limits, no accounts, and complete privacy. For those moments when the recipient is offline, Perkoon provides a secure cloud storage option, ensuring that your files remain protected and accessible. What truly sets Perkoon apart is its commitment to privacy and its innovative tools designed for the age of AI. With a simple command-line interface (CLI) tool available, Perkoon empowers both individuals and machines to transfer files effortlessly, making it the go-to solution for anyone looking for a straightforward, powerful, and privacy-focused file transfer experience.

About Refbox

Refbox is the ultimate floating reference companion designed specifically for creative professionals like illustrators, animators, 3D artists, UI/UX designers, and concept artists. It transforms the often chaotic and fragmented creative process into a streamlined experience, allowing users to keep their inspiration visible and accessible at all times. Imagine a workspace where your ideas, images, videos, GIFs, and notes float effortlessly above your primary applications, eliminating the need to alt-tab between cluttered folders and multiple browser tabs. Refbox is built to honor the creative journey by reducing distractions and maintaining momentum. By providing a centralized hub for all your media, it empowers you to focus on what truly matters: creating. With features that allow you to organize your references in a beautiful Masonry grid or access them through resizable frames, Refbox redefines how you interact with your inspiration, making it a vital tool for anyone serious about their craft.

Frequently Asked Questions

Perkoon FAQ

Is Perkoon really free for P2P transfers?

Yes, Perkoon’s P2P file transfer service is completely free. The technology used for direct transfers does not incur costs for the company, allowing them to offer this service without charge.

How does the cloud storage feature work?

When the recipient is offline, your files are securely stored in Perkoon’s encrypted cloud storage. This feature is a paid service that ensures your files are held safely until the recipient can access them.

Can I use Perkoon on all browsers?

Perkoon is compatible with Chrome, Edge, and Brave browsers without limits. However, there may be restrictions when using Firefox and Safari, so it's best to check compatibility before starting a transfer.

How does the referral program work?

Perkoon encourages users to share their unique referral link. When a new user signs up through this link, both the referrer and the new user receive bonus storage, creating a mutually beneficial network for file sharing.

Refbox FAQ

How does Refbox improve my workflow?

Refbox reduces context-switching by keeping all your references visible on top of your workspace. This allows you to maintain your creative flow and focus on your work without distractions.

Can I use Refbox with any application?

Yes, Refbox is designed to float above any application, making it compatible with various creative software like Photoshop, Blender, and Figma, among others.

Is there a way to organize my references in Refbox?

Absolutely! Refbox allows you to organize your media into collections, and you can view everything in a beautiful Masonry grid or access them through individual frames.

What types of media can I store in Refbox?

You can store a wide range of media in Refbox, including images, GIFs, videos, notes, and clickable bookmarks for tutorials, making it a comprehensive tool for all your creative needs.

Alternatives

Perkoon Alternatives

Perkoon is a file transfer service that belongs to the productivity and management category, offering users a straightforward way to send files without the hurdles of mandatory sign-ups or artificial limits. Its unique peer-to-peer technology allows for seamless transfers directly between browsers, catering to those who value privacy and simplicity. However, users often seek alternatives due to various reasons, such as differing platform needs, additional features, or concerns about pricing for premium services. When looking for an alternative, it's essential to consider factors such as ease of use, data security, transfer speed, and whether the service meets your specific needs, whether personal or professional. The ideal solution should align with your expectations, whether it's for occasional file sharing or more robust management of larger data transfers.

Refbox Alternatives

Refbox is an innovative tool designed for creative professionals, enabling them to keep essential references visible and easily accessible as they work on projects. This floating reference companion caters specifically to illustrators, animators, UI/UX designers, and concept artists, helping them maintain focus while minimizing the distractions that often arise from constant context-switching between applications. Users often seek alternatives to Refbox for various reasons, including pricing considerations, feature sets that better align with their specific workflows, or compatibility with different platforms. When exploring alternatives, it is essential to evaluate factors such as ease of use, the ability to organize references effectively, and whether the tool enhances or hinders your creative process. Finding the right fit can significantly impact your productivity and overall satisfaction with your creative work.

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