Host and Share Files via QR Codes: PDFs, Images, Audio, and Video
How to use QR Node's file hosting feature to instantly share any file type — brochures, photos, audio guides, videos — with a scannable QR code, no third-party storage required.
You want to put a QR code on your business card that shares your portfolio. You want a QR code on your product that plays an audio unboxing guide. You want a QR code at your event booth that lets visitors download your presentation slides. In all three cases, you need somewhere to host the file — and ideally, you want the QR code itself to handle the hosting so you're not depending on Dropbox links, Google Drive permissions, or WeTransfer expiry dates.
File hosting in QR Node lets you upload any file — PDF, image, audio, or video — and generate a QR code linked directly to it. No third-party storage setup, no permissions headaches, no expiring links. Here's how it works and where it adds the most value.
Supported File Types
| Category | Formats | Max Size |
|---|---|---|
| 50 MB | ||
| Image | .jpg, .png, .gif, .webp, .svg | 50 MB |
| Audio | .mp3, .wav, .ogg, .aac, .m4a | 50 MB |
| Video | .mp4, .webm, .mov, .mpeg | 50 MB |
| Other | Any format | 50 MB |
Why Hosted Files Beat Third-Party Links
Links Don't Expire
Dropbox shared links can be revoked. WeTransfer links expire after a week. Google Drive permissions can change. Files hosted in QR Node stay accessible for as long as you want — the same QR code on a product printed two years ago still delivers the current file.
Replace Without Reprinting
Upload a new version of a file and the QR code instantly delivers the updated version. This is invaluable for price lists, menus, instruction manuals, and any document that evolves over time — you update once, every existing QR code delivers the new file immediately.
Track Every Access
QR Node shows you view counts, access dates, device types, and country breakdowns for every hosted file. You'll know exactly how many times your brochure was downloaded, which countries your audio guide reaches, and whether your video is being watched — data that third-party file sharing simply doesn't provide.
Use Cases by File Type
PDF Files
- Product manuals: A QR code inside the box replaces the paper insert. Update the manual anytime without new packaging.
- Event presentations: A QR code at the end of your talk lets attendees download slides immediately.
- Catalogues and price lists: Always-current documents accessible from any printed material.
- Certificates and credentials: Professionals can link to verifiable documents from business cards or email signatures.
Images
- High-resolution artwork: Artists can print QR codes on cards that link to downloadable versions of their work.
- Property floor plans: Real estate agents add a QR code to signage linking to a detailed floor plan image.
- Event photos: Place a QR code at your event for guests to download the official photos.
Audio Files
- Museum audio guides: Each exhibit label has a QR code that plays the narration.
- Product audio demos: Sound equipment, instruments, and voice apps can demonstrate their sound quality via QR scan.
- Language learning materials: Textbooks and flashcards with QR codes that play pronunciation guides.
Video Files
- Product demo videos: Hosted directly rather than relying on a YouTube embed that may have ads or recommendations that distract.
- Installation and setup guides: A QR code on a product that plays the setup video.
- Testimonial videos: Sales reps put a QR code on physical proposals that plays a short customer success story.
For files you update frequently (price lists, menus, manuals), use QR Node's file replacement feature rather than uploading a new file. Replacing a file preserves the same URL and all existing QR codes — the updated content is served immediately across every print run that's ever been distributed.
Uploading and Linking a File in QR Node
- Go to Files in your dashboard and click Upload File.
- Select your file — QR Node accepts PDF, image, audio, video, and other formats up to 50 MB.
- Add a name and description for internal organisation.
- QR Node automatically generates a hosted file URL and creates an associated QR code.
- Customise the QR code design and download it for use in your print materials.
- Track accesses, swaps, and analytics from the file detail page.
File hosting turns QR Node into a complete content distribution platform. From the same dashboard where you manage your QR codes and campaigns, you can host any file, deliver it to anyone with a phone, and update it at any time without touching a single QR code. Upload your first file today and turn every printed surface into a content delivery system.