Comparison

One By Two vs Fog's Horn

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

Head to head
About

One By Two

Features
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Think you can split anything perfectly in half? In OneByTwo, your goal is beautifully simple: draw one continuous line across a shape to divide it into two exactly equal parts. Sounds easy? Just wait until the shapes start getting tricky. From basic geometry to complex, abstract forms, every round is a test of your eye, timing, and precision. The closer your cut is to a flawless 50/50 split, the higher your score. Whether you’re chasing absolute perfection, looking for a quick brain teaser, or competing for the top spot, OneByTwo is incredibly easy to pick up, but fiercely hard to master. Features: Satisfying Precision Mechanics: A hyper-responsive slicing engine that rewards true accuracy. Endless Geometric Variety: Symmetrical, asymmetrical, and entirely unpredictable shapes to keep you guessing. Sleek & Modern Aesthetic: A clean, minimalistic UI featuring deep dark backgrounds and striking glowing accents that keep you focused on the puzzle. Global Leaderboards: Fully integrated with Game Center. Challenge your friends and track your rank against players worldwide. Zero Friction Gameplay: Quick, pick-up-and-play sessions perfect for a one-minute break or an hour-long high-score chase. How to Play: Observe the shape presented on screen. Swipe to draw a single line, splitting the shape in two. Score points based on how close you get to a mathematically perfect 50/50 division. How close can you get to perfection? A puzzle experience crafted by GigaWhim.

About

Fog's Horn

Guide ships through fog by rotating a lighthouse beam and using a foghorn. Prevent ships from crashing into rocks and lead them to the harbor. Keep the lamp lit to achieve the best score.

Highlights
  • One-touch lighthouse controls
  • Atmospheric night-sea visuals
  • Guide ships to harbor
  • Use foghorn to prevent wrecks
  • Quick play sessions
  • Minimalist design
Features
Read full description

Keep the lamp lit. Guide every ship home. Fog's Horn is an atmospheric lighthouse game where your moving pool of light is the only safe path through a dark, rock-filled sea. Catch ferries, clippers, and freighters in the beam, lead them toward the green harbor, and sound the foghorn when danger closes in. PLAY YOUR WAY • Endless Mode — survive rising traffic and chase a new best. • Level Mode — master new charts, ship mixes, and cross-currents. • Daily Challenge — play the same seeded harbor as everyone else and compete on Game Center. • Harbor Duels — face a rival lighthouse at every fifth checkpoint. MASTER THE NIGHT • Move the light with simple touch controls. • Build combos by saving ships in quick succession. • Learn three ship classes and adapt to changing currents. • Use the foghorn to turn every ship away from danger. • Learn the harbor through a guided tutorial. • Enjoy a moonlit seascape with synthesized sound and haptics. Three wrecks and the lamp goes dark. How long can you keep the harbor safe?

Screenshots

One By Two4 screens
Fog's Horn4 screens

Verdict

The call

The clearest difference is device support: Fog's Horn at 3 against One By Two's 1. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

One By Two ships an update every 3 days, Fog's Horn every 5 days. Both last shipped on November 5, 2026.

Scorecard1 real difference · 9 level
One By Two versus Fog's Horn: the parameters behind the verdict, then further details
ParameterOne By TwoFog's Horn
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 days — betterEvery 5 days
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size19 MB8 MB
Age rating4+4+
DeveloperSachin GajrajNana Annor Asante

In-app purchases

None

One By Two

No in-app purchases

None

Fog's Horn

No in-app purchases

Questions

Is One By Two free?
One By Two is free to download, with no in-app purchases.
Is Fog's Horn free?
Fog's Horn is free to download, with no in-app purchases.
Do One By Two or Fog's Horn have ads?
Both One By Two and Fog's Horn show ads.
Which is updated more often, One By Two or Fog's Horn?
One By Two ships an update every 3 days, and Fog's Horn every 5 days. Most recently, One By Two was updated on November 5, 2026 and Fog's Horn on November 5, 2026.

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