StemRoller
AI-nativeRoll your own instrumental
stemroller.com Source★ 954MITVideo & Audio / Music Creation & Audio Production
- Monthly visits
- 6.5K
- Down42.7%MoMOct 2026
- Public revenue
- Undisclosed
- No public revenue evidence yet
- Entry price
- Free
- No monthly subscription pricing
- Launched
- 4y ago
- 2022-08-05 · Est.
Traffic
Marketing moves
Launches, search & content, referrals, promotionsLaunched on Product HuntLaunch
Isolate individual vocal or instrument tracks from any song
Aug 5, 2022 · 4y agoLaunch page
Open Source & Self-Hosting
- GitHub Stars
- ★ 954
- Forks
- 139
- License
- MIT
- Primary language
- Python
Traffic sources
Traffic breakdown
Channels
- Direct40%
- Organic Search36%
- Referrals10%
- Social5%
- Other9%
Countries
- United States79%
- Mexico21%
Search
Domain authority —Domain registered 2022-07-09
| Keyword | Monthly volume |
|---|---|
| stemroller | 1,820 |
| stem roller | 420 |
| stemroler | 100 |
| 1. stemroller | 70 |
| stemroll download mac | 60 |
Traffic data: Vaneform
Pricing
Website does not list public plan prices.
Trial: None · Observed 2026-11-04 · Source page
Pages & changes
Key pages
Weekly snapshotsChanges
No pricing, plan, or positioning changes detected since tracking started.
Design
Gradient Glow (Dark canvas, airy density) featuring split copy & visual layout and interactive hero demo / tool visuals.
First-screen preview · click to zoom
First-screen pitch & conversion flow
“Roll your own stems from any song”
Split Copy & Visual hero structure paired with direct input / instant try CTA and no explicit trust bar.
Conversion path: Split Copy & Visual + Interactive Hero Demo / Tool → Direct Input / Instant Try
- Direct Action Command
- Centered Prompt / Input
- Interactive Hero Tool
Palette · click to copy
- Typography
- 7.0
- Color & Contrast
- 8.0
- Layout & Spacing
- 8.0
- Craft & Polish
- 7.0
- Distinctiveness
- 7.0
Structure
- Fonts
- Inter
- Hero layout
- Split Copy & Visual
- Primary visual
- Interactive Hero Demo / Tool
- Conversion CTA
- Direct Input / Instant Try
- Social proof
- No Explicit Trust Bar
- Navigation
- Minimal Logo + Action
- Theme & density
- Dark · Airy
- Corners & depth
- Small Radius · Hairline borders
Preview full AI design brief (includes :root CSS variables & layout rules)Style tokens only; never copy brand names, logos, copy, or images
# Design Brief: Gradient Glow (with Dark Developer)
Luminous radial glows and translucent glass panels, widely used across modern AI products.
## Design Tokens
```css
:root {
--background: #101729;
--surface: #11182a;
--foreground: #f1f3f8;
--muted-foreground: #aab3c5;
--accent: #e83c9b;
--radius: 4px;
--font-heading: "Inter", ui-sans-serif, system-ui, sans-serif;
--font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
}
```
Color area ratio: Background #101729 (~84%) · Surface #11182A (~8%) · Text #F1F3F8 (~4%) · Muted Text #AAB3C5 (~1%) · Accent #E83C9B (~3%). Background and surface dominate the canvas; reserve the accent color for primary buttons and active states.
## Layout & Conversion Structure
- Hero layout: Split Copy & Visual
- Navigation: Minimal Logo + Action
- Theme & density: Dark · Airy
- Border radius & elevation: Small Radius; no drop shadows—separate layers with hairline borders and whitespace
- Primary visual medium: Interactive Hero Demo / Tool
- Conversion CTA: Direct Input / Instant Try
- Headline hook: Direct Action Command
- Hero components: Centered Prompt / Input, Interactive Hero Tool
- Spatial layout notes: Split Copy & Visual hero structure paired with direct input / instant try CTA and no explicit trust bar.
- Visual summary: Gradient Glow (Dark canvas, airy density) featuring split copy & visual layout and interactive hero demo / tool visuals.
## Avoid
- Muddy low-contrast text over gradients
- Overuse of full-screen rainbow backgrounds
- Cluttered dense tables in the hero
Implement the UI following the design tokens and layout specifications above: use only these color variables, and reserve the accent color strictly for primary actions and active states. Adopt only this visual style—never copy any reference product’s brand name, logo, copy, or imagery.
Questions & evidence
- How much website traffic does StemRoller get?
- Vaneform estimates 6.5K website visits in 2026-10. Visits can include repeat visits; this estimate measures web traffic separately from paying customers or revenue.Source
- What is StemRoller and what platforms does it support?
- StemRoller is catalogued under Music Creation & Audio Production: Roll your own instrumental. Supported platforms: Web.
- Is StemRoller open source?
- StemRoller has a public repository (https://github.com/facebookresearch/demucs) under the MIT license, recording 954 GitHub stars.Source
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