Instant 4k Plugin After Effects ((free))

The Quest for the "Instant 4K Plugin After Effects": Myth, Reality, and the Best Alternatives

If you have ever opened Adobe After Effects and stared at a 1080p timeline, wishing you could wave a magic wand to turn it into pristine 4K, you have likely typed the exact phrase into Google: "instant 4k plugin after effects."

Tutorial: Converting HD Footage to 4K with Red Giant Instant 4K Streaming Media YouTube• 13 Mar 2020 Modern Alternatives for Upscaling to 4K  instant 4k plugin after effects

1. Plugin's official website: $99 ( perpetual license)
2. Adobe Exchange: $99 (perpetual license)
3. Videvo: $49 (perpetual license)

Pricing

Choose Your Output: In the Effect Controls, select your desired 4K Output Size from the presets. The Quest for the "Instant 4K Plugin After

If you don't have the paid Maxon/Red Giant suite, Adobe After Effects includes a built-in native alternative called Detail-Preserving Upscale Plugin's official website : $99 ( perpetual license)