Best Single Line Block Apps & Games

143+ iOS apps & games curated and reviewed

4.0 avg rating
20 free apps & games
Updated September 2026

Out of 143+ single line block apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Single Line Block Apps & Games (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Block Fill Line Puzzle GameBlock Fill Line Puzzle GameFree4.7★ (7.2K)YesYesSep 2026
2Single Line Block Puzzle GameSingle Line Block Puzzle GameFree—YesNoMay 2026
3Line Blocks: Fill Puzzle GamesLine Blocks: Fill Puzzle GamesFree—YesNoMay 2026
4Fill Blocks: One Line PuzzleFill Blocks: One Line PuzzleFree—NoNoJul 2026
5One Line Dot ConnectionOne Line Dot ConnectionFree4.0★ (2)NoNoMay 2026
6Block Away 3DBlock Away 3DFree—YesNoMay 2026
7Block Line - Weave the LettersBlock Line - Weave the LettersFree1.0★ (2)NoYesAug 2026
8Block Trace - Block Fill LineBlock Trace - Block Fill LineFree—YesNoAug 2026

Top Picks for Single Line Block

Block Fill Line Puzzle Game#1

Block Fill Line Puzzle Game by Asim Ashraf

Fill all the blocks in one go!
Editor's Choice
🎮 Games
4.7😐(7.2K ratings)
FreeAdsIn-App Purchases
Block Fill Line Puzzle Game screenshot 1
Block Fill Line Puzzle Game screenshot 2
Block Fill Line Puzzle Game screenshot 3
Block Fill Line Puzzle Game screenshot 4
Block Fill Line Puzzle Game screenshot 5
Block Fill Line Puzzle Game screenshot 6

Challenge your mind with a single line puzzle game. Fill all blocks in one continuous path without lifting your finger or retracing steps. Enjoy increasing difficulty and strategic gameplay without timers.

What We Love

  • 👍 Fun game to play
  • 👍 New to the game and excited to try it

Room to Improve

  • 🐛 Ads pop up too frequently, even after paying for ad-free version
  • 🤔 Levels start repeating after 200 levels with minimal challenge

More Single Line Block apps to explore

FAQ about Single Line Block

What are the best single line block apps & games for iPhone?
Block Fill Line Puzzle Game tops our single line block apps & games ranking as of September 2026, with a 4.7-star average from 7.2K App Store ratings, and it's free to download.
Yes — 20 of the top single line block apps & games we rank are free to download, including Block Fill Line Puzzle Game and Single Line Block Puzzle Game.
Block Fill Line Puzzle Game shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 143+ single line block apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Block Fill Line Puzzle Game is a single-player puzzle experience where the objective is to fill every block on the screen using a single, continuous line. You cannot lift your finger or retrace any part of the path you draw.
To play, you draw a single line that must cover every single block on the grid. The key is to think ahead to avoid getting stuck in a position where you cannot complete the path without lifting your finger or retracing.

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