Generate matching sound effects for a video

See the feature

tendre.AI generates foley and impact sounds, footsteps, a door closing, glass breaking, for a silent clip using the same local Add sound tool that also handles ambience tracks. It runs on the local video engine, on your own GPU.

1. Open Add sound

Pick a clip from your output folders, or import a video, then open Add sound from the Video section of the sidebar.

2. Describe the effect

Write a short, specific prompt naming the sound you want, for example "footsteps on gravel", "door creak", "glass shattering". The more concrete the prompt, the closer the match; vague prompts fall back to general ambience instead of a distinct effect.

3. Mind the negative prompt

It defaults to "music, voice, speech" so the output stays sound effects rather than a music bed or dialogue. Leave it as is for clean foley.

4. Generate and iterate

Press Add sound and preview the result. Generation covers the whole clip in one pass, there is no per-moment editing, so if one sound is off, adjust the prompt and regenerate the full clip rather than patching a single moment. MMAudio works best on short clips, roughly 5 to 10 seconds.

Need a bed of ambience instead of a punchy effect, see Add a soundtrack. To add spoken dialogue, see Character voices.

Windows · Mac · Cloud or local

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OS Windows 10/11GPU NVIDIA 8GB+VRAM 12GB recommendedDisk 20GB

Mac: Apple silicon (M1 or later), macOS 13 or later. Intel Macs are not supported.

Local image generation on Mac needs an M4 with 24 GB of memory, or an M2 or M3 Pro, Max or Ultra with 24 GB. Below that, everything runs online with credits. Retouching and video run online on Mac for now.

Everything about tendre.AI for Mac

No NVIDIA GPU? Start 100% in the cloud: 5 free images and 1 free video every day. An NVIDIA card (8GB+) unlocks unlimited local generation.