Steam market intelligence
Zero Stress King: Idle Defense
87% positive · 1,450 Steam reviews · released Mar 30, 2026 · by Pauloondra
What it likely sold — estimate, stated as a range on purpose
Lifetime units: ~64.6k
(P10–P90: 25.8k – 142k)
Gross revenue: ~$264k
(P10–P90: $106k – $582k)
Estimate, method v1.0 — before Steam's ~30% share, refunds and VAT. The band approximates where about 8 in 10 comparable games land in published studies; some sit outside it. Our own hit rate goes on the accuracy ledger once measured. How we estimate
Estimates are statistical inferences from public data. They are not sourced from Valve or the developer and may deviate materially from actual results. Do not rely on them for investment or contractual decisions. As of Jul 6, 2026.
Player voice — measured shares of Steam thumbs, never a model
Last 90 days: 93% positive across 124 stored reviews. Adventure games with 100+ reviews typically sit around 86% (median of 4113 games).
Content & longevity75% positive · 65 mentions
“Satisfying, easy idle game. BUT The ending is disappointing and anti-climatic. No warning that you have met the final boss, and once you beat it, the game is effectively over. No further progress possible, for no apparent reason. Zero…”
Recommended · Steam review · Apr 2026 · 20 h played · Report / request removalPrice & value85% positive · 46 mentions
“It's a fine, and true to its name, idle game. If it were priced any higher, I'd feel like I'd been robbed of my money and time. This is interesting as it lands just where it needs to without being obnoxiously simple and a slog to beat. To…”
Recommended · Steam review · Aug 2026 · 6 h played · Report / request removalGameplay & mechanics79% positive · 33 mentions
“- very chill - surprisingly addictive gameplay loop - not too grindy - rebirths keep it fresh for a while”
Recommended · Steam review · Aug 2026 · 9 h played · Report / request removalVisuals & audio94% positive · 16 mentions
“Idle & Incremental Lovers recommends Zero Stress King : Idle Defense : Many failed to mix idler and tower defense, this one didn't! It takes the the fun parts of both worlds and mix them into a creative, full dopamine "numbers go up &…”
Recommended · Steam review · Apr 2026 · 8 h played · Report / request removalDifficulty & balance56% positive · 16 mentions
“Cute game, quite easy and I think relatively nicely balanced. Took ~7 hours to beat, which is fine given the style of the game. The art is nice, the sound effects and animations show a lot of effort was put into the game, too. 100% works…”
Recommended · Steam review · Jun 2026 · 7 h played · Report / request removal390 recent English reviews stored · topics keyword-matched · topics under 12 mentions stay hidden · methodology
Reviews are shown as published on Steam, including reviews from key activations and free copies — so percentages here can differ from the score on the Steam store page. GameTrend does not check whether reviewers bought or played the game.
Game DNA — store facts, community tag votes, labeled AI inference
Business model
Buy to play
Sources: Valve store fields · community tag votes · AI-inferred values are marked and drawn from a fixed vocabulary.