Luminous Project

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Luminous Project

Short description

Six girls save the world through music. Press keys in time with the notes and collect the light energy Luminous in this casual rhythm game.

Developer
SENTIMENTUM
Publisher
SENTIMENTUM
Release
Fri, Feb 21, 2025
Price
$4.99
Reviews
1
Positive
0%
Followers
11
Owners (estimated)
0 – 20K
Concurrent players
n/a
Genres
Casual, Indie
Tags
Indie Music Casual Rhythm 2D Colorful Cute Female Protagonist Singleplayer 2D Platformer Relaxing
Revenue (estimated, gross)~$225somewhere between $100 and $399 · roughly 20–80 copies

Review count and SteamSpy's owner range agree well enough to narrow the estimate down to this band. Multiplied by the $4.99 launch price — there is not enough price history for this game to weight the copies by what they actually sold for. Before Steam's cut, VAT and refunds. How these numbers are calculated.

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History

2 data points since Jul 31, 2026. Gaps mean nothing changed — the value carries forward.

Revenue (est.) ~$225 → ~$225
Reviews 1 → 1
Price $4.99 → $4.99
Positive reviews 0.0% → 0.0%

The revenue curve is an estimate, not a measurement. It is the only calculated series here: each interval takes the review growth of that period, multiplies it by the sales-per-review factor and by the price actually charged at the time, and adds the result to the running total. That is why it climbs more slowly through discount periods than the review curve next to it. The last point is the same figure quoted above — gross, before Steam's cut, VAT and refunds. How these numbers are calculated.

Lowest recorded price: $4.99 on Jul 31, 2026. That is the current price.

How crowded is this niche?

How full the niche around Luminous Project is — measured on the tags it leads with, against every other combination on Steam.

±?? Indie + Music + Casual

Combinations under 15 games are left out to reduce the influence of small samples. The games below share those tags and are free to browse.

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Similar games that found an audience

Games sharing at least 3 of this title's leading tags, with enough reviews to have gone somewhere. Ranked by how much they overlap, not by how big they are. − missing and + extra mark the tags each one does not share with Luminous Project. Studio counts the titles that developer has released — the closest thing to production scale that public data allows. It is not a budget, and nobody publishes those.

Image Name Studio Shared Tag difference Price Reviews Positive Released Revenue (estimated)
Rhythm Journey Rhythm Journey MELOVITY 6 titles 5 − Colorful + Difficult $5.99 105 79% Sat, Apr 16, 2022 $27k
$12k – $48k
AudioSurf AudioSurf Dylan Fitterer 4 titles 4 − 2D − Colorful + Music-Based Procedural Generation + Arcade $9.99 8,889 96% Fri, Feb 15, 2008 $3.6m
$1.6m – $17.8m
Melatonin Melatonin Half Asleep first game 4 − Casual − 2D + Cute + Hand-drawn $14.99 7,517 94% Thu, Dec 15, 2022 $4.9m
$2.9m – $7.2m
MUSYNX MUSYNX I-Inferno 2 titles 4 − 2D − Colorful + Anime + Singleplayer $3.99
$0.99
75%
best price ever
6,217 89% Tue, Dec 04, 2018 $974k
$696k – $1.7m
Incredibox Incredibox So Far So Good first game 4 − Indie − Colorful + Cartoony + Audio Production $4.99 5,577 97% Fri, Apr 30, 2021 $1.2m
$934k – $2.1m

There are more like this. Your plan shows the 5 closest neighbours; Plus and Pro show up to 100 — enough to see the shape of a niche instead of a sample of it.

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