Steam
BestOfficialIn stockNpc Problems: Vertex Coloring · Region US · Jul 12
$0.99
Npc Problems: Vertex Coloring
In the world, there are some problems that cannot be solved by today's computers. Being necessary the use of artificial intelligence to get a good and fast solution. In the Npc Problems series, these problems are posed for you to solve. Can you overcome this challenge?
OfficialNov 18, 2019 · Fractal ProjectsCasualIndieFamily SharingSingle-playerSteam AchievementsWindows
Current best
$0.99
at Steam · Jul 12
All-time low
$0.49
Jul 7, 2026
Stores tracked
1
sources indexed
Review signal
93%
45 reviews
Current best · Steam
$0.99
Observed Jul 12
View best listingObserved low target
$0.49 · based on the previous indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Tracked Stores
Best indexed price $0.99 at Steam.
1/1
View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
2 observationsBest observed priceAll-time low
All-time low
$0.49
Jul 7, 2026 · Steam
12-week avg
$0.74
2 recent observations
Current vs low
+102%
Current $0.99
Recommendation
Watch for drop
consider setting an alert
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Media
11 indexedCommon Questions
Where is Npc Problems: Vertex Coloring cheapest right now?
Npc Problems: Vertex Coloring is currently indexed at $0.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
What is the historical low for Npc Problems: Vertex Coloring?
The indexed low for Npc Problems: Vertex Coloring is $0.49 from Steam, observed Jul 7, 2026. The current indexed price is 102% above that low, so KeyDwarf labels it "Watch for drop".
Is the top source safe?
Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
Npc Problems: Vertex Coloring has a best indexed review signal of 93%.
Can KeyDwarf notify me about a lower price?
Use the alert target control on this page to save a watch target after sign-in.