Do I ship it?

GamesSolitaireSolitaire + Demons

Specimen · observed

Should I ship a Demon Solitaire game?

Solitaire + Demons

Only 11 developers shipped a Demon 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, Forbidden Solitaire, 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: poor odds, for a 4 / 10 build.

The middle developer here made $270, ×0.6 the market's $480 for a 4 / 10 build, and 3 in 10 made under $120. Revenue is down 75% on the market, with 7 games announced against 6 developers who shipped in the last year.

Deciding numbers: median 0.6 times the market baseline, revenue down 75% on the market, 7 announced, ×1.2 per developer who shipped in the last year.
Nobody has said they are building this yet.
Solitaire + Demons
Fig. 1 · this niche among 16,100
Plate 1 · outcomes, 2 yr n = 11
Median est. gross by half-year cohort, 2023 H1 to 2026 H2: $2.7k → $899 → $269 → $0 (still earning)
The last cohort is still earning.
Outcomes for Solitaire + Demons: Plate 1 · outcomes, 2 yr, n = 11
Bottom 30% $120 (exactly $120)
Median $269 (exactly $269)
Top 25% $1.3k (exactly $1,347)
Top 5% $1.1M (exactly $1,076,926)
Developers, 2 yr 11
Released games 31
Announced 7
Effort 4 / 10
AI-buildability Medium
Typical price $4.99

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 down 75% on the market, supply as many developers as the period before.

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
Demons
effort 4 / 10 · medium · effort 4 sits in the medium band

How the rubric works →

Plate 3 · the cost side

What it takes

Effort
4 / 10 · mid 2D, writing-heavy, or simple 3D
Systems
Solitaire
Price point
$4.99 typical
Plate 4 · demand

Why players buy here

The top 10 games average 96% positive over 2,293 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 $270, 1 in 4 over $1.3k, 1 in 20 over $1.0M.

3 in 10 developers made under $120. All of the 9 games released 1 to 2 years ago have fewer than 100 reviews. 7 games are announced against 6 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
Forbidden Solitaire $15.99 2,245 96% 67k $1.1M (exactly $1,076,926) Grey Alien Games, Night Signal Entertai… (Grey Alien Games, Night Signal Entertainment)
Find Me: Horror Game older $11.99 31 48% 930 $11k (exactly $11,151) KalaOh Games
YOKO older $10.99 16 43% 480 $5.3k (exactly $5,275) Lucas kyioshi
Satan's puzzle 666 older $2.99 48 81% 1.4k $4.3k (exactly $4,306) Silvestre Gore Art
Laruaville 11 Match 3 Puzzle older $9.99 10 90% 300 $3.0k (exactly $2,997) LGT SIA
Abandoned Void older $2.99 32 56% 960 $2.9k (exactly $2,870) Escovic Games
Cursed House 12 older $12.99 7 85% 210 $2.7k (exactly $2,728) LGT SIA
Cursed House 13 older $12.99 5 100% 150 $1.9k (exactly $1,948) LGT SIA
Argonauts Path · EA $6.99 8 100% 240 $1.7k (exactly $1,678) LittlePaladinGames
Cursed House 10 - Match 3 Puzzle older $9.99 5 80% 150 $1.5k (exactly $1,498) LGT SIA
Hell Builder $4.99 9 88% 270 $1.3k (exactly $1,347) Cuddle Code
Monster Girls Pieces $1.99 18 72% 540 $1.1k (exactly $1,075) Rodrigo Piedras
Cursed House 7 $9.99 3 66% 90 $899 (exactly $899) LGT SIA
Cursed House 8 $9.99 3 66% 90 $899 (exactly $899) LGT SIA
Cursed House 6 $9.99 2 100% 60 $599 (exactly $599) LGT SIA
Cursed House 14 $12.99 1 100% 30 $390 (exactly $390) LGT SIA
Coin Devotee $2.99 3 100% 90 $269 (exactly $269) Argue with Sheep
The Stare $4.99 1 0% 30 $150 (exactly $150) Fire Toast

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