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One Line: Letters and Codes

Developed by
  1. New Dawn Game Studio
Published by
  1. New Dawn Game Studio
Current #11012

Ranking history

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Review history

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Price history (USD)

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You have just received a coded love letter! In this minimalist puzzle, you will have to draw a single line to fill the entire board. At each level solved, get a code to reveal a piece of the letter. Gather the codes, read the letter and discover the message.


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First seen

The date the Steam store page was first publicly visible. Games typically appear at least several weeks before release, sometimes much longer, during which time they are unavailable for purchase.

The number of days in brackets shows how long before/after first review this game was first seen.

2022-02-25 (-12 days)
2022-03-10 (2 years ago)
First review

Date of first review. Games cannot be reviewed before they are released, so when this is earlier than the release date, it usually indicates a game that was in early access.

2022-03-10 (2 years ago)
Age on Steam

Days since first review, which is typically how long the game has been available for purchase.

835 days (2.2 years)


Total reviews verified
51 46 (90%)
Review breakdown
48 94.1%
3 5.9%
Review velocity
0 reviews per day
Days in top 1000
0 (0%)
Estimated owners Based on research by GameDiscoverCo median


Release price
$0.69 ($0.99 -30%)
Lowest price

Date of the earliest occurrence of the lowest price this game has sold for.

$0.29 (2023-03-17)
Average price
Average discount
Number of discounts
Days discounted
200 (24%)
Estimated gross sales Based on research by GameDiscoverCo median
T2 T3
Estimated net sales Based on research by GameDiscoverCo median
T2 T3


Tags in descending order of votes. Votes are the number of times a tag has been applied to this game by a Steam user, shown next to each tag name.

  1. Puzzle 152
  2. Minimalist 140
  3. Mouse only 134
  4. Abstract 130
  5. Logic 126
  6. Experimental 113
  7. Grid-Based Movement 112
  8. Relaxing 110
  9. Solitaire 106
  10. Tabletop 103
  11. Point & Click 100
  12. Education 99
  13. Short 98
  14. Linear 94
  15. Casual 93
  16. Family Friendly 90
  17. Difficult 86
  18. Indie 86
  19. Singleplayer 84
  20. 2D 82

Details last updated: June 21, 2024 03:32

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