Do I ship it?

GamesSandboxSandbox + Tower Defense

Specimen · observed

Should I ship a Tower Defense Sandbox?

Sandbox + Tower Defense

Of 67 developers who shipped a Tower Defense Sandbox in the last 2 years: 3 in 10 made under est. revenue: est. copies × today's US list price; gross, before Steam's cut, taxes and refunds. See method., the middle one made est. revenue: est. copies × today's US list price; gross, before Steam's cut, taxes and refunds. See method., 1 in 4 cleared est. revenue: est. copies × today's US list price; gross, before Steam's cut, taxes and refunds. See method., 1 in 20 cleared est. revenue: est. copies × today's US list price; gross, before Steam's cut, taxes and refunds. See method.. 125 more are announced, ×3.8 for every developer who shipped in the last year.

Verdict: poor odds, for a 6 / 10 build.

The middle developer here made $5.7k, ×9.1 the market's $630 for a 6 / 10 build, and 3 in 10 made under $630; 1 in 20 cleared $1.2M, ×2034 the market median. Revenue is down 80% on the market; 125 games are announced against 33 developers who shipped in the last year.

Deciding numbers: median 9.1 times the market baseline, revenue down 80% on the market, 125 announced, ×3.8 per developer who shipped in the last year.
Nobody has said they are building this yet.
Sandbox + Tower Defense
Fig. 1 · this niche among 16,100
Plate 1 · outcomes, 2 yr n = 67
Median est. gross by half-year cohort, 2023 H1 to 2026 H2: $7.6k → $1.2k → $1.9k → $41k → $3.3k → $3.6k → $2.4k (still earning) → $1.2k (still earning)
The last cohort is still earning.
Outcomes for Sandbox + Tower Defense: Plate 1 · outcomes, 2 yr, n = 67
Bottom 30% $628 (exactly $628)
Median $5.7k (exactly $5,694)
Top 25% $237k (exactly $236,995)
Top 5% $1.3M (exactly $1,277,361)
Developers, 2 yr 67
Released games 207
Announced 125
Effort 6 / 10
AI-buildability Medium
Typical price $9.99

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 80% on the market, supply as many developers as the period before.

Free games: 11%, 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.

Sandbox
effort 6 / 10 · medium · effort 6 sits in the medium band
Tower Defense
effort 3 / 10 · high · effort 3 sits in the high band

How the rubric works →

Plate 3 · the cost side

What it takes

Effort
6 / 10 · full 3D single-player, physics sims, content-heavy RPG
Systems
Sandbox, Tower Defense; 8 in 10 of the top 25% also carry Simulation, Base Building, Strategy
Price point
$9.99 typical · top 25% priced $19.99 or above
Plate 4 · demand

Why players buy here

The top 25% priced at $19.99 or above; the middle game at $9.99.

The top 10 games average 79% positive over 33,609 reviews.

Plate 5 · the loss side

What kills games here

Developer outcomes in the last 2 years by share: 3 in 10 under $630, median $5.7k, 1 in 4 over $230k, 1 in 20 over $1.2M.

3 in 10 developers made under $630. 6 in 10 of the 37 games released 1 to 2 years ago have fewer than 100 reviews. 125 games are announced against 33 developers who shipped in the last year, ×3.8 per shipper.

Plate 6 · same mechanic, other settings

Adjacent niches

Sandbox with a different second tag, ranked by verdict then median.

  1. + FightingStrong odds11 devs · median $76k · 8 announced
  2. + Turn-BasedFair20 devs · median $224k · 19 announced
  3. + World War IIFair14 devs · median $146k · 13 announced
  4. + MinigamesFair9 devs · median $17k · 12 announced
  5. + ProgrammingFair60 devs · median $7.0k · 71 announced
  6. + CatsFair63 devs · median $4.8k · 74 announced
  7. + SportsFair83 devs · median $4.2k · 103 announced
  8. + GamblingFair25 devs · median $2.5k · 31 announced
  9. + Auto BattlerFair45 devs · median $1.9k · 42 announced
  10. + Combat RacingFair21 devs · median $1.8k · 26 announced
  11. + Trading Card GameFair17 devs · median $1.8k · 17 announced
  12. + IdlerFair258 devs · median $1.2k · 306 announced

All 233 pairs on the Sandbox page

Plate 7 · comparable specimens, by est. revenue

Comparable games

Capsule Game Released Price Reviews Est. copies Est. revenue Developer
7 Days to Die older $44.99 273,589 87% 8.2M $369M (exactly $369,263,073) The Fun Pimps
Bloons TD 6 older $13.99 349,859 97% 10M $147M (exactly $146,835,822) Ninja Kiwi
The Riftbreaker older $29.99 22,127 90% 664k $20M (exactly $19,907,662) EXOR Studios
Night of the Dead older $29.99 10,380 77% 311k $9.3M (exactly $9,338,886) Jackto Studios
Craft The World older $18.99 15,074 88% 452k $8.6M (exactly $8,587,658) Dekovir Entertainment, Sibear Games
Cultivation Tales older $19.99 12,560 38% 377k $7.5M (exactly $7,532,232) Ac Games
Mindustry older $9.99 24,608 95% 738k $7.4M (exactly $7,375,018) AnukenDev
Stronghold Crusader: Definitive Edition $19.99 10,627 92% 319k $6.4M (exactly $6,373,012) Firefly Studios
The Front $19.99 9,555 66% 287k $5.7M (exactly $5,730,134) Samar Studio
Stronghold Crusader HD (2012) older $9.99 17,564 97% 527k $5.3M (exactly $5,263,931) Firefly Studios
Lessaria: Fantasy Kingdom Sim $24.90 2,938 77% 88k $2.2M (exactly $2,194,686) Rockbee Team
Drill Core $19.99 2,130 84% 64k $1.3M (exactly $1,277,361) Hungry Couch Games
Dread Dawn $19.99 2,113 71% 63k $1.3M (exactly $1,267,166) Kioop
The Spotter: Dig or Die $12.99 1,792 84% 54k $698k (exactly $698,342) Puppyroar Games
Gold Gold Adventure Gold $24.99 907 70% 27k $680k (exactly $679,978) Can Can Can a Man
Dungeon Tycoon $14.99 1,472 78% 44k $662k (exactly $661,958) Lunheim Studios
Tower Factory · EA $14.99 1,220 89% 37k $549k (exactly $548,634) Gius Caminiti
Creeper World IXE $19.99 855 69% 26k $513k (exactly $512,743) Knuckle Cracker

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