ResidualPlaybeta Open the radar

SimplePlanes

Jundroo, LLC · 2015 · $12.99 · Indie · deal grade B

Measured on 2026-09-25 23:14 UTC, 10 days ago. The whole catalog is re-measured daily; a game that just launched can move fast between passes.

  • Estimated net residual revenue: $1.3k to $2.0k per month
  • Opportunity: $2.1k per month at x1.30 dormancy
  • Estimated lifetime owners: 637.0k
  • 93% positive across 10912 reviews · 23.4 reviews/month

Why it's flagged

  • Developer active, last post 5 months ago
  • Studio active elsewhere (3 titles tracked), so this one may welcome a partner
  • Store page localized in only 1 language(s)
  • Last discounted 3 months ago, 6 sales in the last 12 months

Analyst notes (AI-assisted)

Note written 2026-09-01; the live figures above take precedence over any numbers in it.

SimplePlanes is a physics-based aircraft sandbox where players build and crash custom flying machines in a low-poly environment.

SimplePlanes occupies a quiet but profitable niche in indie flying games, generating solid four-figure monthly residuals with minimal marketing spend and no discounting in the past year. The 93% positive rating and long playtime median (17+ hours) signal strong product-market fit for a creative, low-stress building audience. However, the active player base is small and static; the real opportunity lies in cross-platform strategy (VR ports, mobile expansion) or licensing the physics engine to education/STEM verticals rather than chasing traditional growth. Most realistic play: licensing.

  • Risk: Concurrent players remain in double digits despite healthy lifetime install base, suggesting engagement plateaued years ago and retention skews toward long-tail hobbyists rather than acquisition drivers.
  • Risk: No major engine or tooling updates in nearly 9 months; localization gaps (23% untranslated, notably Simplified Chinese at 859 reviews) limit geographic expansion without reinvestment.
  • Risk: Developer posted only 5 times in the last year; low community communication may signal resource constraints or deprioritization despite profitability.

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