AudioSurf

Dylan Fitterer · 2008 · $9.99 · Indie · deal grade B

Measured on 2026-10-04 18:14 UTC. The whole catalog is re-measured daily; a game that just launched can move fast between passes.

• Estimated net residual revenue: $379 to $568 per month
• Opportunity: $615 per month at x1.30 dormancy
• Estimated lifetime owners: 667.0k
• 96% positive across 11106 reviews · 8.8 reviews/month

Why it's flagged

• Developer active, last post 7 months ago
• Studio active elsewhere (2 titles tracked), so this one may welcome a partner
• Store page localized in only 2 language(s)
• Last discounted 0 months ago, 4 sales in the last 12 months
• Proven demand elasticity: x1.4 review velocity during past deep sales

Analyst notes (AI-assisted)

Note written 2026-09-10; the live figures above take precedence over any numbers in it.

AudioSurf is a 2008 indie rhythm-action game that procedurally generates playable levels from any audio file on a player's device.

AudioSurf occupies a rare niche: a single-developer title with minimal ongoing support that has sustained solid four-figure monthly residuals for over 15 years. The core mechanic remains genre-defining and the community sentiment is exceptionally strong, yet the game has received no discount promotions in at least a year and carries a small but steady active base. For a publisher seeking catalog depth or a developer wanting to revive a dormant property with existing IP moat, the combination of proven longevity, low maintenance burden, and latent franchise potential (two studio titles suggest an early franchise kernel) makes this worth serious evaluation. Most realistic play: publishing.

• Risk: Audio file integration and DirectX audio pipeline may require maintenance as operating systems and Steam client versions evolve.
• Risk: Rhythm and music-game genres experienced significant contraction post-2015; competitive landscape has shifted substantially.
• Risk: Solo developer now posting infrequently (last communication ~6.6 months ago); knowledge transfer and future development roadmap unclear.

This case as Markdown · Estimates carry ±30-50% error per title.