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A user-friendly Chrome extension that allows downloading lecture videos from courses you have purchased on Udemy, either collectively or individually. CourseSnap is available directly from the Chrome Web Store—the most convenient installation option if you want to avoid the ZIP file process entirely. The extension includes in-app purchases and was last updated in September 2025.

| Specification | Details | |---------------|---------| | Source | GitHub | | Latest Release | Available on GitHub releases | | Price | 3 free downloads included (sign-in required), license for unlimited |

Sideloading software bypasses Google's automated security screenings, which increases your personal responsibility for digital safety. Protect your data by following these strict guidelines:

If users encounter issues with the Udemy Downloader Extension, there are several troubleshooting tips that can help resolve the issue. These include:

Course instructors retain intellectual property rights over their content. Udemy provides instructors with guidelines regarding copyright, fair use, and the use of third-party materials in their courses. Many instructors rely on course sales for income, and unauthorized distribution directly impacts their livelihoods.

Save all videos, PDFs, and source files at once rather than downloading them one by one.

Use the official Udemy app on iOS or Android to download lectures legally for offline viewing.

| Factor | Official Udemy App | Chrome Extension | Desktop Tools (yt-dlp) | |--------|-------------------|------------------|------------------------| | | Fully legal and authorized | Gray area (potentially TOS violation) | Gray area (TOS-dependent) | | File Format | Encrypted (app-only) | MP4 (any player) | MP4 (any player) | | Platform | Mobile only | Desktop (Chrome, Edge, etc.) | Cross-platform desktop | | Expiration | 30-day limit with refresh | Permanent files | Permanent files | | Installation | Official app stores | Manual ZIP/CRX | Command line or GitHub | | Security | High (Udemy-controlled) | Variable, depends on source | Depends on code review | | Support | Official Udemy support | Community/developer only | Community/developer only |

Once installed, the usage is generally straightforward:

Look for a new button labeled “Download Course” or “Fetch Videos.” The extension will parse the course curriculum. A popup may ask you to select video quality (e.g., 720p or 1080p).