Sylphy and the Sleepless Island
Also onGOG
One day, professional thief Sylphy learns of the mystical and valuable artifact of the Kingdom of Diezel, but the mission goes sideways and she ends up robbing the island of its night! She has one week to right her wrongs in this action-filled RPG!
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Estimated lifetime revenueMedium confidence
approximately $104.5Kgross
$47Klow → high range$229.9K
Net to developerapproximately $69.5K
Most likely between $47K and $229.9K. How we estimate →
Checked against 8 developer-reported games
Across 2 stores
Full table →| Store | Price | Score | Revenue · chart |
|---|---|---|---|
| Steam | $11.99 | 89% | approximately $104.5K |
| GOG | $14.99 | 66% | — |
Matched by title. Prices and chart positions are each store's US storefront; Epic charts worldwide. * critic score.
Sylphy and the Sleepless Island has sold an estimated approximately 7.5K copies on Steam, for about approximately $104.5K in gross revenue.
How many copies has Sylphy and the Sleepless Island sold?
About approximately 7.5K copies on Steam (mid estimate), modeled from its 184 reviews — medium confidence. Not a figure the developer has reported.
How much has Sylphy and the Sleepless Island made?
About approximately $104.5K gross, most likely between approximately $47K and approximately $229.9K — roughly approximately $69.5K net to the developer after Steam's cut. Medium confidence. How we estimate →
Trends
Historical charts
Revenueapproximately $104.5K
$104.5K$102.2K$104K$103.3K$102.6K
Mar '26May '26Jul '26Aug '26
Modeled estimate over time, reconstructed from Steam's monthly review histogram.