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GameRevenueData

Sylphy and the Sleepless Island

Sylphy and the Sleepless Island

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!

Developed by Milky Way published by Kagura Games Released Oct 8, 2021
Windows

Revenue observation: · Older observation . About data freshness

Est. Lifetime Net Revenue (USD)

$77.1K

Modeled net receipts; not profit or verified payout

Est. Lifetime Owners

7.3K–10.8K

Estimated range; includes free-game ownership

Positive Reviews (Raw)

89%

Very Positive

Observed concurrent players

Not live · observation details below

Compare with Sylphy and the Sleepless Island

Suggestions use available metadata and published profiles. Shared genres or tags do not establish identical gameplay; revenue similarity does not imply similar budgets or profitability.

Shared genres and tags

Specific shared tags weigh more than common ones; release age and recorded price also influence ordering.

PULSAR: Lost Colony

Est. lifetime net (USD): $2.4M 90%Positive

Jun 22, 2021

Shared: Action, Adventure, Indie · paid · released 2021

DYSMANTLE

Est. lifetime net (USD): $4.8M 91%Positive

Nov 16, 2021

Shared: Action, Adventure, Indie · paid · released 2021

Chernobylite Complete Edition

Est. lifetime net (USD): $9.8M 82%Positive

Jul 28, 2021

Shared: Action, Adventure, Indie · paid · released 2021

Similar estimated revenue scale

Same free/paid model, within three times the estimated net revenue and five release years. Collection dates can differ.

Explorers of the Abyss

Est. lifetime net (USD): $77K 63%Mixed

Jun 4, 2021

Est. lifetime net (USD): $77K · released 2021 · paid

Neptunia Game Maker R:Evolution

Est. lifetime net (USD): $77K 86%Positive

Aug 26, 2025

Est. lifetime net (USD): $77K · released 2025 · paid

Night Reverie

Est. lifetime net (USD): $77.1K 97%Positive

Oct 8, 2021

Est. lifetime net (USD): $77.1K · released 2021 · paid

Revenue and ownership estimates

Estimated lifetime gross revenue (USD): $132.9K. Net receipts deduct platform share and modeled adjustments; they are not profit or a verified payout. Ownership includes free-game accounts and is shown as a range when both bounds are available.

Model confidence: 68%. How to interpret confidence

Read the estimation method and limits

Player observations

Concurrent players

No player observation available

Recorded all-time peak

Peak observation date unavailable; may not reflect the latest record

Player observation: observation date unavailable . About data freshness

Player reviews

Sylphy and the Sleepless Island has received 181 Steam reviews with a 89%Very Positive rating. Of those, 161 are positive and 20 are negative.

Recorded pricing (USD)

Price observation date unavailable. Check Steam for the latest price.

Recorded price: $19.99

Game details

Genres

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Revenue and sales estimates are based on the Boxleiter method using publicly available data including Steam review counts, pricing history, and statistical modeling. Actual revenue may differ significantly. These figures are provided for informational purposes only and should not be used for financial decisions. Read the full methodology.