Comparison

One Line Puzzle Master vs Chordline

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

One Line Puzzle Master

Features
Read full description

Draw one line. Solve the puzzle. Train your brain. One Line Puzzle is a relaxing yet challenging brain game where your goal is simple: connect all dots using only one line without lifting your finger. Sounds easy? Think again. Each level is a clever logic challenge that will test your problem-solving skills, memory, and creativity. With hundreds of handcrafted puzzles, this game is perfect for quick brain training or relaxing gameplay anytime. Whether you love logic puzzles, IQ games, or connect-the-dots challenges, this addictive one-line puzzle will keep your mind sharp. Game Features: - Hundreds of unique brain puzzles - Simple one-finger gameplay - Increasing difficulty levels - Relaxing and satisfying design - Improve logic and concentration - Perfect brain training game - Play anytime, anywhere Why You'll Love It • Quick puzzles for short breaks • Easy to learn but hard to master • Great for all ages • Smooth and satisfying gameplay Challenge yourself and see how many puzzles you can solve in one line! Download now and start your brain training adventure.

About

Chordline

Features
Read full description

Chordline is a line puzzle: connect the dots of matching colors and fill every square on the board. Each connection raises the pitch by a half step, and the moment the board is full, every line lights up at once. HOW TO PLAY • Drag from a colored dot to its matching pair • Retrace a line to erase it — no undo button needed • Connect every pair while filling the entire grid WHAT YOU GET • 984 puzzles across three ladders: Easy, Hard and Extreme • Every board has exactly one solution, and every one of them was verified • No fail state and no rush: a round runs 10 to 30 seconds • Shapes alongside colors, so pairs stay distinguishable with color blindness • Remove ads with a single purchase, no subscriptions A puzzle that turns solving into playing an instrument.

Screenshots

One Line Puzzle Master4 screens
Chordline4 screens

Verdict

The call

The clearest difference is in-app purchases: One Line Puzzle Master at none against Chordline's 1. One Line Puzzle Master also leads on ads (none vs shown) and device support (3 vs 1). Chordline's advantage is update cadence (every 2 weeks vs every 5 weeks). On price there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Chordline sells 1 one-off in-app purchase. One Line Puzzle Master asks for nothing beyond the download.

UpkeepUpdate frequency

One Line Puzzle Master ships an update every 5 weeks, Chordline every 2 weeks. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

Scorecard5 real differences · 1 level
One Line Puzzle Master versus Chordline: the parameters behind the verdict, then further details
ParameterOne Line Puzzle MasterChordline
PriceFreeFree
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better18.0
Further details — not scored
Size89 MB6 MB
Age rating4+4+
DeveloperMuhammad Umer AhmedTAEHYUN KO

In-app purchases

None

One Line Puzzle Master

No in-app purchases

1 purchases

Chordline

One-time1
  • Removal Ads$2.99

Questions

Is One Line Puzzle Master free?
One Line Puzzle Master is free to download, with no in-app purchases.
Is Chordline free?
Chordline is free to download, with in-app purchases available.
Do One Line Puzzle Master or Chordline have ads?
Chordline shows ads; One Line Puzzle Master does not.
Which is updated more often, One Line Puzzle Master or Chordline?
One Line Puzzle Master ships an update every 5 weeks, and Chordline every 2 weeks. Most recently, One Line Puzzle Master was updated on October 31, 2026 and Chordline on November 6, 2026.

Other comparisons