Comparison

Fill one vs SquareFall

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

Head to head
About

Fill one

Engage in a free, addictive one-line puzzle game designed to sharpen your mind. Fill all blocks using a single continuous line. With 2,000 puzzles across four difficulty levels, it's perfect for brain training during commutes or downtime.

Highlights
  • Connect-the-block style puzzles
  • Fill all blocks with one line
  • 2,000 puzzles
  • 4 difficulty levels
  • Free hints available
  • Brain training exercises
Features
Read full description

Sharpen your mind with a connect-the-block-style one-line brain training puzzle game. A simple but addictive one-line puzzle game that’s completely free to play. Your brain becomes more active the more you play. During your commute, before you sleep… enjoy downtime with brain training. The rules are extremely simple. Just fill in all of the blocks using only one line. Use hints for puzzles that are too hard to solve. Hints are also free, of course. 4 levels of difficulty. A whopping 2,000 puzzles. Don’t get too cozy—the puzzles get harder as you go along. One-line puzzles are mathematical problems with origins in the early 18th century. First posed in Königsberg, the original puzzle revolved around the town’s Pregel River. Mathematical thinking is said to increase work efficiency and prevent aging. Whether math is your bane or your forte, be sure to give this game a try. You’re sure to get hooked on these puzzles!

About

SquareFall

Features
Read full description

SquareFall: The Ultimate Fast-Paced Action Challenge Dive into the vibrant world of SquareFall, where speed, strategy, and precision come together in a thrilling test of reflexes and decision-making. Whether you're a casual gamer looking for quick fun or a competitive player aiming for the top of the leaderboard, SquareFall delivers an addictive and exhilarating experience that keeps you coming back for more. Game Features: Exciting Gameplay: Squares fall from the top of the screen at increasing speeds, and your mission is to tap and destroy them before they reach the bottom. Each square you eliminate boosts your score and adds to the challenge, making every second count. Strategic Depth: As the game progresses, you'll need to balance your speed with strategic decision-making. Decide which squares to target and when, all while keeping an eye on the overall game state. Mastering this balance is key to achieving high scores and prolonging your game. Dynamic Visuals: Immerse yourself in a dazzling array of colors as squares fall against a backdrop of vibrant visuals. The game's colorful design not only adds to the excitement but also keeps the experience fresh and visually stimulating. Endless Replayability: With each game session presenting a new challenge, SquareFall offers endless replayability. Compete against yourself and others to climb the global leaderboard and set new personal bests. Simple Controls: The intuitive tap-to-destroy mechanics make SquareFall easy to pick up and play, while the escalating difficulty ensures that even seasoned gamers will find the challenge they seek. Why You'll Love SquareFall: Perfect for All Players: Whether you're looking for a casual game to pass the time or a competitive challenge to test your skills, SquareFall offers something for everyone. Its easy-to-learn mechanics and progressively difficult gameplay cater to players of all levels. Addictive Fun: Experience the thrill of quick reflexes and strategic planning as you tap your way to higher scores. The cycle of aiming for a new high score is both addictive and satisfying. Stunning Graphics: Enjoy a feast for the eyes with SquareFall's bright and engaging visuals. The colorful squares and dynamic backgrounds create an immersive and enjoyable gaming environment. Join the SquareFall Community! Ready to test your speed, agility, and strategic thinking? Download SquareFall now and embark on a thrilling journey where every tap counts and every second matters. Challenge yourself and your friends to beat high scores, and become the ultimate SquareFall champion! Get SquareFall today and see how long you can last in this fast-paced, action-packed game!

Screenshots

Fill one4 screens
SquareFall3 screens

Verdict

The call

The clearest difference is in-app purchases: SquareFall at none against Fill one's 10. Fill one's advantage is update cadence (monthly vs every 12 months) and iOS requirement (12.0 vs 15.0). On price, ads and device support 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. Fill one sells 10 one-off in-app purchases. SquareFall asks for nothing beyond the download.

UpkeepUpdate frequency

Fill one ships an update monthly, SquareFall every 12 months. The most recent releases landed on September 27, 2026 and August 12, 2026 respectively.

Scorecard3 real differences · 7 level
Fill one versus SquareFall: the parameters behind the verdict, then further details
ParameterFill oneSquareFall
PriceFreeFree
Rating4.6 (40K ratings) — better—
Positive reviews62.6% of reviews—
Number of ratings40K — better—
Update frequencyMonthly — betterEvery 12 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size140 MB5 MB
Age rating17+4+
DeveloperGAMINCAT, INC.SACHINPRASAD DHUNGEL

Bugs and requests

Fill one

Reported bugs

2 issues
  • Game progress resets unexpectedly
  • Crashes and freezes on certain devices

Requested features

4 requests
  • More challenging and varied levels
  • Option to disable hints
  • Ability to save progress across devices
  • Customization options for visuals and audio

SquareFall

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Fill one

One-time10
  • 10 Hints$0.99
  • Remove Ads$2.99
  • 1,000 Coins$2.99
Show 7 more
  • Unlock Expert mode$3.99
  • Unlock Professional mode$3.99
  • Unlock Master mode$3.99
  • 2,000 Coins$3.99
  • 55 Hints$4.99
  • 8,000 Coins$7.99
  • 110 Hints$8.99
None

SquareFall

No in-app purchases

Questions

Is Fill one free?
Fill one is free to download, with in-app purchases available.
Is SquareFall free?
SquareFall is free to download, with no in-app purchases.
Do Fill one or SquareFall have ads?
Both Fill one and SquareFall show ads.
Which is updated more often, Fill one or SquareFall?
Fill one ships an update monthly, and SquareFall every 12 months. Most recently, Fill one was updated on September 27, 2026 and SquareFall on August 12, 2026.

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