Comparison

blockfity vs One Line

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

Head to head
About

blockfity

Features
Read full description

Thinking in 4 blocks is easy. Can you handle 5? Welcome to Blockfity: The Next Evolution of Block Puzzles. Ready to test your IQ and spatial awareness? Blockfity isn’t just another block game—it is a dynamic, brain-bending challenge that evolves as you play. We have taken the beloved classic block puzzle formula and revolutionized it by combining standard Tetra blocks (4-tiles) with complex Penta blocks (5-tiles). As you place pieces and clear boards, the game changes. The board does not just sit there—it fights back with increasing complexity. What starts as a simple fit-the-pieces relaxation session quickly turns into a high-stakes strategy challenge where every single move counts. WHY BLOCKFITY? You have played block games before, but never like this. By introducing the sophisticated Penta-block mechanic, we bridge the gap between casual fun and deep logic puzzles. It is perfect for the commute, the coffee break, or the late-night unwind. GAME FEATURES: THE ULTIMATE BRAIN WORKOUT Experience the most engaging mental gymnastics on the App Store. Fitting 4-block shapes is a warm-up; fitting 5-block shapes effectively is where the true geniuses are made. INCREASING COMPLEXITY Say goodbye to boring, repetitive boards. Blockfity offers the most dynamic progression system where boards evolve from simple squares to intricate, challenging layouts that require serious foresight. SATISFYING GAMEPLAY LOOP Feel the most satisfying crunch as you clear multiple lines at once. Our visual feedback and snappy haptics make every clear feel like a victory. ENDLESS STRATEGY With the mix of shape sizes, there are infinite ways to solve the board. Will you play it safe, or set up the board for a massive multi-line combo? The choice is yours. STUNNING MINIMALISM Enjoy the cleanest, crispest visuals designed specifically for iOS. No clutter, just you, the blocks, and the grid. High-contrast colors and smooth animations make it easy on the eyes for long play sessions. HOW TO PLAY: Drag & Drop: Pick from available Tetra and Penta pieces below the board. Plan Your Moves: Place them strategically on the grid. Remember, space runs out fast! Clear the Board: Fill it up completely to destroy blocks and clear the level. Survive & Score: The longer you survive, the higher your score. Watch out as the layouts get trickier! Don’t just play with blocks—master them. Download Blockfity today and discover why thousands of puzzle lovers are getting hooked on the Penta-challenge. Your brain will thank you!

About

One Line

Read full description

One line. Every square. A calm, surprisingly deep path puzzle: trace the numbers in order — 1, 2, 3 — and fill the whole grid with a single stroke. A fresh daily puzzle turns spare minutes into the perfect little brain break. ■ How to play - Start your line at 1 - Pass the numbers in order: 1 → 2 → 3 … - Visit every open square exactly once (dark blocks are walls) - Finish on the last number. Drag back to erase, or touch any point on your line to redraw from there ■ Why you'll like it - Always fair: every board is checked by a solver, so there is exactly one solution — no guessing - Endless boards: puzzles are generated on your device and prepared in advance, so there's no waiting - Daily puzzle: the same board for everyone each day — build your streak - Four difficulties: gentle 6×6, 7×7, hard 8×8 and a fiendish 8×8 - Ranks: climb from Novice to Grandmaster; harder boards count for more - Progress: clears, streaks, best times and no-hint rate - Dark mode, in English and Japanese ■ Made for you if… - You want a quick, satisfying "solved!" on a commute or coffee break - You love logic puzzles but dislike ambiguous ones - You'd like a small daily habit that keeps your mind moving - You prefer a clean, quiet, grown-up design ■ Private by design - No account or sign-in - Your progress stays on your device and is never sent to a server - Puzzles are generated and played offline - The only network use is reading public App Store information to show other apps from the same developer - No third-party ads or tracking

Screenshots

blockfity4 screens
One Line4 screens

Verdict

The call

The clearest difference is update cadence: blockfity at every 4 days against One Line's every 2 months. On price, ads, in-app purchases 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. blockfity sells 1 one-off in-app purchase and One Line sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

blockfity ships an update every 4 days, One Line every 2 months. Both last shipped on October 25, 2026.

Scorecard1 real difference · 5 level
blockfity versus One Line: the parameters behind the verdict, then further details
ParameterblockfityOne Line
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size442 MB1 MB
Age rating4+4+
DeveloperBeata Koziol-Cholewinskitorankirite

In-app purchases

1 purchases

blockfity

One-time1
  • Remove Ads$2.99
1 purchases

One Line

One-time1
  • Premium$4.99

Questions

Is blockfity free?
blockfity is free to download, with in-app purchases available.
Is One Line free?
One Line is free to download, with in-app purchases available.
Do blockfity or One Line have ads?
Neither blockfity nor One Line shows ads.
Which is updated more often, blockfity or One Line?
blockfity ships an update every 4 days, and One Line every 2 months. Most recently, blockfity was updated on October 25, 2026 and One Line on October 25, 2026.

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