Comparison

Particle Simulation Visualizer vs Touchlight

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

Head to head
About

Particle Simulation Visualizer

Features
Read full description

Explore our beautiful particle simulation. Just touch the screen and start a wonderful show of dancing particles. Adjust every settings, use our randomizer and make it 100% your own. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Touchlight

Features
Read full description

Put your finger on the black screen. Rainbow smoke pours out from your fingertip. Hold longer and it grows thicker. Drag, and it becomes a comet trailing behind your finger. Let go, and it curls, drifts, and quietly disappears. No levels. No score. No way to fail. · Real fluid simulation — the smoke curls into vortices on its own · Fine-grained haptics — feel the smoke welling up under your finger · Play by touch — pitch follows position, pentatonic scale, always in tune · Double-tap for a surprise For when you're tired, restless, or can't sleep. Made for grown-ups and kids alike. Nothing to learn. FULL VERSION · ONE-TIME PURCHASE · 5 fluid materials: Neon, Aurora, Lava, Ink and Stardust, each with its own feel · Autoplay: set your phone down and watch the light flow on its own Rainbow Smoke is free, and you can preview Autoplay before buying. No ads, no subscription.

Screenshots

Particle Simulation Visualizer4 screens
Touchlight4 screens

Verdict

The call

The clearest difference is iOS requirement: Touchlight at 16.0 against Particle Simulation Visualizer's 18.0. 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. Particle Simulation Visualizer sells 2 in-app purchases, starting at $3.99 per 7 days and Touchlight sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Particle Simulation Visualizer ships an update monthly, Touchlight every 5 weeks. Both last shipped on October 31, 2026.

Scorecard1 real difference · 5 level
Particle Simulation Visualizer versus Touchlight: the parameters behind the verdict, then further details
ParameterParticle Simulation VisualizerTouchlight
PriceFreeFree
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS18.016.0 — better
Further details — not scored
Size128 MB2 MB
Age rating4+4+
DeveloperMarvin Kruegeræ°ļ įžŠ

In-app purchases

2 purchases

Particle Simulation Visualizer

Subscriptions2
  • Particles PRO$3.997 Days
  • Particles PRO3 Days trial$24.991 Year
1 purchases

Touchlight

One-time1
  • Full Version$0.99

Questions

Is Particle Simulation Visualizer free?
Particle Simulation Visualizer is free to download, with in-app purchases available.
Is Touchlight free?
Touchlight is free to download, with in-app purchases available.
Do Particle Simulation Visualizer or Touchlight have ads?
Neither Particle Simulation Visualizer nor Touchlight shows ads.
Which is updated more often, Particle Simulation Visualizer or Touchlight?
Particle Simulation Visualizer ships an update monthly, and Touchlight every 5 weeks. Most recently, Particle Simulation Visualizer was updated on October 31, 2026 and Touchlight on October 31, 2026.

Other comparisons