Do I ship it?

GamesSolitaireSolitaire + Space

Specimen · observed

Should I ship a Space Solitaire game?

Solitaire + Space

Only 11 developers shipped a Space Solitaire game in the last 2 years, too few for firm odds: the middle one made est. revenue: est. copies × today's US list price; gross, before Steam's cut, taxes and refunds. See method.; the top game by est. revenue, Negative Space, made about est. revenue: est. copies × today's US list price; gross, before Steam's cut, taxes and refunds. See method.. 7 more are announced.

Verdict: dead, for a 5 / 10 build.

The middle developer here made $120 in the last 2 years and $150 over 4, against a market of $630 for a 5 / 10 build. 7 developers shipped in the last year and 7 games are announced.

Deciding numbers: median 0.2 times the market baseline, revenue up 620% on the market, 7 announced, ×1.0 per developer who shipped in the last year.
Nobody has said they are building this yet.
Solitaire + Space
Fig. 1 · this niche among 16,100
Plate 1 · outcomes, 2 yr n = 11

not enough cohorts to draw

Outcomes for Solitaire + Space: Plate 1 · outcomes, 2 yr, n = 11
Bottom 30% $119 (exactly $119)
Median $120 (exactly $120)
Top 25% $899 (exactly $899)
Top 5% $4.8k (exactly $4,794)
Developers, 2 yr 11
Released games 30
Announced 7
Effort 5 / 10
AI-buildability Medium
Typical price $3.99

momentum: how a niche's revenue percentiles and developer count moved between two equal, adjacent periods, divided by the market's own move. See method., 12 months: revenue up 620% on the market, supply 75% more developers than the period before.

Free games: 13%, excluded from money figures.

See every window in the explorer →

Plate 2 · systems and tooling

Can AI deliver it?

AI-buildability for this niche is medium: the lowest rating among its tags.

Solitaire
effort 1 / 10 · high · fixed rules, cards and a table
Space
effort 5 / 10 · medium · effort 5 sits in the medium band

How the rubric works →

Plate 3 · the cost side

What it takes

Effort
5 / 10 · real systems or entry 3D
Systems
Solitaire
Price point
$3.99 typical
Plate 4 · demand

Why players buy here

The top 8 games average 91% positive over 46 reviews.

Plate 5 · the loss side

What kills games here

Developer outcomes in the last 2 years by share: 3 in 10 under $120, median $120, 1 in 4 over $890, 1 in 20 over $4.7k.

3 in 10 developers made under $120. 8 in 10 of the 5 games released 1 to 2 years ago have fewer than 100 reviews. 7 games are announced against 7 developers who shipped in the last year.

Plate 6 · same mechanic, other settings

Adjacent niches

Solitaire with a different setting or mood, ranked by verdict then median.

  1. + Female ProtagonistFair9 devs · median $3.3k · 9 announced
  2. + Artificial IntelligenceFair8 devs · median $2.3k · 3 announced
  3. + ManagementFair24 devs · median $1.2k · 17 announced
  4. + Immersive SimFair12 devs · median $1.2k · 9 announced
  5. + MahjongFair20 devs · median $1.1k · 6 announced
  6. + RomanceFair11 devs · median $1.1k · 8 announced
  7. + CraftingFair12 devs · median $809 · 20 announced
  8. + SimulationFair56 devs · median $718 · 46 announced
  9. + FantasyFair48 devs · median $479 · 39 announced
  10. + TacticalFair25 devs · median $479 · 22 announced
  11. + SportsFair14 devs · median $479 · 5 announced
  12. + Turn-Based CombatFair26 devs · median $450 · 31 announced

All 77 pairs on the Solitaire page

Plate 7 · comparable specimens, by est. revenue

Comparable games

Capsule Game Released Price Reviews Est. copies Est. revenue Developer
Star Trek: Starfleet Command Gold Edition older $19.99 211 60% 6.3k $127k (exactly $126,537) Interplay Entertainment Corp.
Myha: Return to the Lost Island older $14.99 45 75% 1.4k $20k (exactly $20,236) Denis Martin, Simon Says: Play!
The Answer Is 42 older $1.99 138 95% 4.1k $8.2k (exactly $8,239) Mens Sana Interactive
Catyph: The Kunci Experiment older $9.99 19 73% 570 $5.7k (exactly $5,694) Simon Says: Play!
Negative Space $7.99 20 100% 600 $4.8k (exactly $4,794) Tier 87 Games
Boinihi: The Ki Codex older $9.99 11 90% 330 $3.3k (exactly $3,297) Simon Says: Play!
Hextones older $0.99 70 92% 2.1k $2.1k (exactly $2,079) Nukearts Studio
Sudoku Relax $4.99 10 90% 300 $1.5k (exactly $1,497) RucKyGAMES
Starlight X-2: Space Sudoku older $6.99 7 85% 210 $1.5k (exactly $1,468) Frozax Games
Hextones: Spacetime older $1.99 21 90% 630 $1.3k (exactly $1,254) Nukearts Studio
Xenogen $7.49 4 100% 120 $899 (exactly $899) Sylph
XenoCard $3.99 4 75% 120 $479 (exactly $479) Hanging Hand
Astra Ignota $4.99 1 100% 30 $150 (exactly $150) Xavi Artigas
Moon Garden Optimizer $3.99 1 100% 30 $120 (exactly $120) Tristan Miller
Five Letters Only $1.99 2 50% 60 $119 (exactly $119) Shadorma Game Studios
De-coding Armageddon $0.99 4 75% 120 $119 (exactly $119) GambitGame
Recipiente $1.99 0 0% 0 $0 (exactly $0) Procer
Stella $6.99 0 0% 0 $0 (exactly $0) oig

Estimates: copies = reviews × 30, gross = copies × list price.