Comparison

Light Flow vs Ruby Puzzle

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

Head to head
About

Light Flow

Features
Read full description

Light Flow: Astrophage Puzzle is a minimalist sci-fi puzzle game inspired by real astrophysics and speculative science fiction. A newly discovered organism — known as Astrophage — consumes stellar energy at an alarming rate. Stars across the universe are fading. One of them is already dark. Your mission: Guide streams of light particles through dangerous gravity fields and deliver enough energy back to the star’s core — before the Astrophages absorb everything. Gameplay • Guide light particles with a smooth swipe through an obstacle course • Outsmart gravity and Astrophage clusters • Recharge the dying star Every particle matters. Every mistake feeds the Astrophages. Why you’ll love it • Astrophage-based sci-fi setting Inspired by modern space science and hard sci-fi concepts • Real-time particle physics Light behaves dynamically under gravity and distance • Minimalist neon visuals Clean, atmospheric, and deeply immersive • Flow-based puzzle design Simple to start — brutally satisfying to master • No ads. No distractions. Pure focus. Disclaimer This app is an original sci-fi puzzle experience and is not affiliated with or endorsed by any book, movie, or author.

About

Ruby Puzzle

Engage your mind with a calming cube-twisting puzzle game. Explore hundreds of levels across diverse worlds, each with unique visuals and sounds. Enjoy daily challenges and unlock new content through gameplay or an optional pass.

Highlights
  • Hundreds of levels
  • Daily challenges
  • Unlockable worlds
  • Calming atmosphere
  • Unique soundscapes
  • Two game modes
Features
Read full description

A carpet of cubes turns in the quiet. Each one twists, drifts, and settles into place. Watch closely. In Adventure, everything spins but one. Find the cube that stops, the fastest, the slowest, then catch the ones that come back solved. 640 levels, up to three stars each. In Classic, play for as long as you like. Every day brings a new challenge, the same for everyone, everywhere. One try. One result to share. Thirty-two worlds await, each with its own colors and its own sound: birdsong at dawn, a distant storm, the hum of the deep. Put on your headphones and let the rest of the world go still. Free to play. Two worlds are yours, and more are earned by playing. The optional Ruby Pass unlocks every world, every past challenge, and Continue without ads. An ad only plays when you choose one.

Screenshots

Light Flow4 screens
Ruby Puzzle4 screens

Verdict

The call

The clearest difference is ads: Light Flow at none against Ruby Puzzle's shown. Ruby Puzzle's advantage is update cadence (every 3 days vs every 2 months). On price, in-app purchases, device support and iOS requirement 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. Light Flow sells 1 one-off in-app purchase and Ruby Puzzle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Light Flow ships an update every 2 months, Ruby Puzzle every 3 days. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

Scorecard2 real differences · 7 level
Light Flow versus Ruby Puzzle: the parameters behind the verdict, then further details
ParameterLight FlowRuby Puzzle
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.617.6 — better
Further details — not scored
Size10 MB7 MB
Age rating4+4+
DeveloperMartin VaskoVOID SENSORY

In-app purchases

1 purchases

Light Flow

One-time1
  • Premium Level Pack$1.99
1 purchases

Ruby Puzzle

One-time1
  • Ruby Pass$9.99

Questions

Is Light Flow free?
Light Flow is free to download, with in-app purchases available.
Is Ruby Puzzle free?
Ruby Puzzle is free to download, with in-app purchases available.
Do Light Flow or Ruby Puzzle have ads?
Ruby Puzzle shows ads; Light Flow does not.
Which is updated more often, Light Flow or Ruby Puzzle?
Light Flow ships an update every 2 months, and Ruby Puzzle every 3 days. Most recently, Light Flow was updated on November 12, 2026 and Ruby Puzzle on November 13, 2026.

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