# Planet Zoo 2 > ResidualPlay case file: an overlooked Steam game still earning residual revenue. Estimates carry a ±30-50% error range per title. **Measured on 2026-10-14 09:41 UTC.** The whole Steam catalog is re-measured daily; a game that just launched can move a lot between passes. - Steam appid: 3219030 - Developer: Frontier Developments - Released: 2026 · Genre: Simulation · List price: $49.99 - Deal grade: C (A = dormant with >=$5k/mo opportunity, D = low signal) - Est. net residual revenue: $285.0k to $428.0k per month (mid $357.0k) - Opportunity score: $357.0k/month at x1.00 dormancy multiplier - Est. lifetime owners: 39.8k · Est. lifetime net revenue: $667.0k - Review sentiment: 69% positive across 1180 reviews (995 from Steam purchases) - Review velocity: 850.8 reviews/month (6-month average) ## Why it's flagged - Developer active, last post 0 months ago - Studio active elsewhere (13 titles tracked), so this one may welcome a partner ## Where a gross dollar goes (monthly, at current velocity) | Stage | USD/month | |---|---| | Gross storefront sales | $648.1k | | After VAT / sales tax (-13% blended) | $563.8k | | After refunds (-9.5% median) | $510.3k | | Net to developer (after Steam 30%) | $357.0k | ## Markets by review language - russian: 2% - japanese: 1% - schinese: 16% - brazilian: 2% - french: 2% - koreana: 3% - spanish: 2% - german: 8% - english: 65% ## Methodology Units are estimated from Steam-purchase reviews times a release-cohort multiplier, 40-75x by year. Cohorts from 2020 on are calibrated against 182 sales milestones announced by developers; older ones follow the published Boxleiter tables. Revenue uses an effective price (lifetime discounts and regional pricing) and nets out VAT (~13%), refunds (~9.5%) and Steam's 30% cut: roughly 55% of gross reaches the developer. Source: https://residualplay.com/game/3219030 Citation: please cite ResidualPlay (https://residualplay.com) when you publish or quote these estimates.