What each free tier lets you keep
| Tool | Free export | What the free tier includes |
|---|
| Groovalizer | Watermarked | Full preset library, live mic mode and any song, no account needed to watch. Signed in: videos at 720p, any length, with a watermark. |
| SoundTools | No watermark | Everything: 14 styles, 1080p60 desktop export, WebM/MP4, no watermark, no sign-up. |
| musicvid.org | No watermark | Everything, ad-supported. Templates like circle spectrum and Monstercat bars; a Discord community. |
| Butterchurn | No export | Everything: thousands of MilkDrop presets, fullscreen playback. |
| TwoShot | No watermark | 250 credits/month, 1080p, no watermark, videos up to 10 minutes. |
| SongRender | Watermarked | Unlimited 720p videos with a watermark. |
| Specterr | Watermarked | 1 video/day, 720p30, 5 minutes max, watermarked, videos expire after 10 days. |
| Kapwing | Watermarked | Watermarked, 720p, 4-minute videos, 30 minutes of exports per month. |
| Renderforest | No export | Test credits to try templates; HD export requires a plan. |
Every row was read from the tool’s own pricing or feature page in October 2026. Terms change; check the tool before you rely on a row.
The clean free tools, and what they draw
The tools that export clean for free share a shape. SoundTools draws 14 spectrum and waveform styles over your artwork, at 1080p and 60 frames per second on a desktop browser. musicvid.org runs community templates such as the circle spectrum and the Monstercat-style bars, with ads instead of a watermark. TwoShot renders an AI-described look and meters it in credits, 250 of them a month.
If a bar chart that pulses with the kick is the video you want, pick one of those and stop reading. They are good at it and they ask nothing.
Where Groovalizer sits
Groovalizer renders generative scenes from 2,100+ MilkDrop-format presets on the projectM engine: fractals, liquid geometry and folding symmetry that react to the bass, mids and treble of your track. The free plan plays all of it in the browser, with no account, and a free account downloads the video at 720p, any length, with a watermark: a groovalizer.space badge in the corner and a 2.5-second end screen.
Every paid export is clean: no stamp, no expiring download and no upload queue. You can buy clean videos one at a time, with no subscription: 1 video for $4.99, 5 videos for $19.99 or 12 videos for $39.99, each up to 1080p and 10 minutes, and kept until you use them. In 4K, they are 1 for $7.50, 5 for $29.99, 12 for $59.99.
Pro costs $14.99 a month for 8 videos up to 1080p, and Unlimited $29.99 for every video up to 4K. Both charge on the day you subscribe, and you can cancel any time.
What removing a watermark costs elsewhere
SongRender sells a single clean 1080p video for $5, or 5 a month for $15. Specterr’s cheapest clean plan is $16.50 a month billed yearly, and it counts your videos. Kapwing removes its watermark on Pro, $16 a month billed yearly. Renderforest exports nothing meaningful free and starts at $9 a month billed yearly for 720p templates. The prices sit on each tool’s pricing page and were read in October 2026.
Groovalizer sells a clean video for $4.99, the same shape as SongRender’s single. Unlimited never counts videos: $29.99 a month for every export you want, all of them clean. Pro, at $14.99, counts 8 a month.
A rule of thumb
Choose a clean free tool when the video is a bar chart and the budget is zero. Choose Groovalizer when you want generative visuals: export free at 720p with a watermark, then pay $4.99 for a clean video or go Pro when you post often.
Whatever you pick, your audio never leaves your machine with Groovalizer, SoundTools, musicvid.org or Butterchurn. The cloud-rendered tools need the file uploaded first.