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One Line

One Line is a minimalist puzzle game where the objective is to draw a single line filling the entire board. Different mechanics will challenge your mind in this game that is easy to learn but hard to solve. Can you find the correct path?

OfficialDec 15, 2021 · Climbing Goat GamesCasualIndieCustom Volume ControlsDualShock Controller SupportFamily SharingWindows

Current best

$1.99

at Steam · Jul 10

All-time low

$1.99

Jul 10, 2026

Stores tracked

1

sources indexed

Review signal

97%

71 reviews

One Line cover

Current best · Steam

$1.99

Observed Jul 10

View best listing

Current low target

$1.99 · matches the current indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $1.99 at Steam.

1/1
S

Steam

BestOfficialIn stock

One Line · Region US · Jul 10

$1.99

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

1 observations
Low $1.99
Best observed priceAll-time low

All-time low

$1.99

Jul 10, 2026 · Steam

12-week avg

$1.99

1 recent observations

Current vs low

At low

Current $1.99

Recommendation

At indexed low

current indexed price matches the low

Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.

Media

11 indexed

Common Questions

Where is One Line cheapest right now?

One Line is currently indexed at $1.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for One Line?

The indexed low for One Line is $1.99 from Steam, observed Jul 10, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".

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?

One Line has a best indexed review signal of 97%.

Can KeyDwarf notify me about a lower price?

Use the alert target control on this page to save a watch target after sign-in.