Comparison

Rainstick vs Chaos Studies

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

Head to head
About

Rainstick

Turn your phone into a virtual rainstick. Simply flip your device to initiate a rain sound effect. Adjust the tilt to control the speed and intensity of the falling rain.

Highlights
  • Virtual rainstick simulation
  • Flip device to activate rain
  • Tilt control for speed
  • Realistic sound effects
Features
Read full description

Volume up! Your phone is now a rainstick. Flip it to make the rain fall. Change the tilt to speed it up or slow it down

About

Chaos Studies

Explore mesmerizing 3D visualizations of strange attractors, representing complex mathematical systems. Interact with these dynamic point clouds through touch and device tilt, accompanied by immersive spatial audio. Offers a meditative experience with no scores or goals, focusing on mathematical beauty.

Highlights
  • 3D point cloud visualization
  • Interactive orbit and zoom controls
  • Device tilt parallax effect
  • Nine unique strange attractors
  • Spatial 3D ambient soundtrack
  • Meditative slow drawing mode
Features
Read full description

Chaos Studies transforms your device into a window to another dimension — a fully three-dimensional journey into strange attractors. WHAT ARE STRANGE ATTRACTORS? Chaotic systems are deterministic — governed by precise mathematical equations — yet practically unpredictable. The tiniest difference in starting conditions leads to wildly different outcomes. Strange attractors are the shapes these systems trace over time: infinite trajectories that never repeat exactly, yet stay bound within a beautiful, complex form. TRUE 3D EXPLORATION Each attractor is rendered as a living point cloud in three dimensions. Drag to orbit around it. Pinch to dive deeper. Tilt your device and watch the parallax shift — the attractor responds to your movement in space. The depth-of-field effect draws your eye to the focal point while distant particles blur softly. NINE STRANGE ATTRACTORS Each attractor represents a different dynamical system discovered by mathematicians and scientists: Lorenz, Rössler, Aizawa, Burke-Shaw, Halvorsen, Chen, Nose-Hoover, Sprott B, and Dadras. SPATIAL AUDIO THAT SURROUNDS YOU An original ambient soundtrack is positioned in 3D space around the attractor. As you rotate your view, the music shifts — stems pan from left to right, front to back. Use headphones for the full spatial experience. Choose from four presets: Calm, Crisp, Cine, or Driven. DEVICE-RESPONSIVE CONTROLS • Drag to rotate freely in 3D • Pinch to zoom in and out • Tilt for real-time parallax depth • Tap to trigger an explosion and rebirth • Toggle between light and dark modes MEDITATIVE MODE Enable slow drawing speed for an even more contemplative experience. Chaos Studies is designed as a moment of calm — a window into the hidden order within chaos. No scores. No goals. Just mathematical beauty unfolding endlessly in your hands.

Screenshots

Rainstick1 screens
Chaos Studies4 screens

Verdict

The call

The clearest difference is price: Rainstick at Free against Chaos Studies's $1.99. Rainstick also leads on iOS requirement (15.6 vs 17.6). On rating, ratings volume, 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

Rainstick is free to download; Chaos Studies costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Rainstick against 5.0 for Chaos Studies. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Scorecard3 real differences · 7 level
Rainstick versus Chaos Studies: the parameters behind the verdict, then further details
ParameterRainstickChaos Studies
PriceFree — better$1.99
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews—100.0% of reviews
Number of ratings12 — better
Update frequencyEvery 12 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS15.6 — better17.6
Further details — not scored
Size10 MB41 MB
Age rating4+4+
DeveloperPaul MillerdAlexander Kohlhofer

In-app purchases

None

Rainstick

No in-app purchases

None

Chaos Studies

No in-app purchases

Questions

Is Rainstick free?
Rainstick is free to download, with no in-app purchases.
Is Chaos Studies free?
Chaos Studies costs $1.99, with no in-app purchases.
Which has better reviews, Rainstick or Chaos Studies?
Rainstick and Chaos Studies are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do Rainstick or Chaos Studies have ads?
Neither Rainstick nor Chaos Studies shows ads.

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