by Krotos Studio·Audio
Images © Krotos Studio. Used for product review; image policy.
Krotos Studio stands out in the toolfarm library because it combines real-time sound-effect and music creation with drag-and-drop delivery into editors and DAWs, backed by an unlimited royalty-free library and hundreds of presets. Version 2.2.1 continues regular content drops, most recently a Technology and Communications pack and a Games, Toys and Equipment pack.
Krotos Studio is a desktop app and plugin for creating, editing and customizing high-quality sound effects and music in real time. It includes hundreds of presets across all major SFX categories, from Foley and ambiences to whooshes, alongside unlimited royalty-free sound effects and music. You perform your sounds and drag and drop them into your timeline.
It runs standalone on Windows and Mac, or as a VST/AU/AAX plugin inside a DAW. In DaVinci Resolve it works as a plugin in the Fairlight tab, while for non-linear editors such as Premiere Pro and Avid Media Composer you use the standalone app and drag and drop performances directly into the timeline. Multi-channel output lets you pull stems from each performance.
You can import your own sounds, design, save and recall your own presets, and control hundreds of automatable parameters, performing with a mouse, MIDI controller or automation. An AI feature builds a personalised ambience preset from any image or prompt, and Krotos Studio Music shapes music in real time. It ranks 29 on toolfarm.
Krotos Studio is best for editors and sound designers who want to create, customize and perform royalty-free sound effects and music in real time, then drop them into DaVinci Resolve, Premiere Pro or a DAW.
Krotos Studio is completely free to download and use.
Krotos Studio runs as a plugin directly in DaVinci Resolve's Fairlight tab. It's also available standalone on Windows and Mac and as a VST/AU/AAX plugin inside a DAW. For non-linear editors such as Premiere Pro and Avid Media Composer, you use the standalone app and drag and drop your performances or recordings directly into the timeline. Multi-channel output lets you get stems of every performance for mixing or further design.
Krotos Studio includes unlimited royalty-free, high-quality sound effects and music, and all sound effects are described as 100% royalty free. New content arrives regularly, with the developer noting more than 100 presets added over the past year and fresh sounds added monthly. Recent additions include a Technology and Communications pack and a Games, Toys and Equipment pack. For how licensing applies to your projects, check the developer's page.
Krotos Studio lets you perform your sound effects and music with a mouse, MIDI controller or automation, then drag and drop the results into your timeline. You can control hundreds of automatable parameters, import your own sounds, and design, save and recall your own presets. It also creates custom background ambience, from around 30 seconds up to three hours, and an AI feature builds a personalised ambience preset from any image or prompt.
Krotos Studio is listed as free in this catalog. It comes in several tiers, Krotos Studio, Pro and Max, with Max adding full Krotos Sound Library access covering 36,000+ SFX plus exclusive Max-only expansions and regular library updates. Pro adds the ability to import your own sounds, design custom presets and control hundreds of automatable parameters. For current licensing terms and exactly what each tier includes, check the developer's page.
Also in Audio for After Effects.
by Mt. Mograph
Mt. Mograph Boombox is a non-linear visual sound design studio and audio library for After Effects, Premiere Pro and DaVinci Resolve, bundling royalty-free sound effects with tools built for animators.
by Vakago Tools
Music Search by Vakago Tools is an extension for After Effects and Premiere Pro that lets you search for free-to-use music and samples, with many songs suitable for commercial and non-commercial use.
by vogeledits
VoiceLab brings local text-to-speech voiceovers to After Effects and Premiere Pro, working right on your timeline. It generates SFX, changes voices, runs a free local TTS model without a subscription, and supports ElevenLabs.
by Vakago Tools
Freesound Audio Search is a free extension for After Effects and Premiere Pro that searches a database of over 500,000 free audio files, including background audio, sound effects, and music.
by mamoworld tools
BeatEdit by mamoworld tools brings beat-based editing to After Effects and DaVinci Resolve. It creates edits that make a music track longer, shorter or shuffled around, and adds timeline markers, clip markers, audio beat clicks and subtitles.
by Epidemic Sound AB
The Epidemic Sound plugin brings music and sound effects into After Effects and Premiere Pro. Search the catalog, get recommendations based on specific frames, build custom track versions, and drag tracks straight into your timeline within the editing workspace.
by mamoworld tools
BeatEdit by mamoworld tools brings beat-based editing to After Effects and DaVinci Resolve. It creates edits that make a music track longer, shorter or shuffled around, and adds timeline markers, clip markers, audio beat clicks and subtitles.
by Vakago Tools
Freesound Audio Search is a free extension for After Effects and Premiere Pro that searches a database of over 500,000 free audio files, including background audio, sound effects, and music.
by Boris FX
Boris FX CrumplePop is a suite of AI audio tools for DaVinci Resolve, Premiere Pro, and other NLEs. It removes echo, fan, wind, mic rustle, and plosives while auto-leveling sound.
by iZotope
iZotope RX Advanced is an audio repair and restoration toolset for Premiere Pro from iZotope. It bundles modules for removing noise, clicks, hum, and clipping, plus rebalancing mixes and isolating dialogue.
by iZotope
iZotope RX Post Production Suite bundles audio restoration, mixing and metering tools for DaVinci Resolve and Premiere Pro. Version 9 includes RX 12 Advanced, Neutron 5, Equinox, Nectar 4 Advanced, Insight 2, and more.
