(required for many downloads) is also free, though the developer accepts donations.
Finance ongoing updates required to keep up with changing website architectures. How the Updated Licensing System Works video downloadhelper license key updated
Every free download of a video may result in a QR-code watermark being added; with a valid license, watermarking is removed entirely. Audio-only downloads do get watermarked, and the cooldown that limits free users to roughly 2 download batches every 120 minutes is removed for premium accounts. (required for many downloads) is also free, though
: Many videos—especially those using the "ADP" (Adaptive) format—will feature a prominent QR code watermark Restricted Formats with a valid license