Comparison

TangledString vs Fluidium

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

Head to head
About

TangledString

Features
Read full description

The left and right edges of the screen are tied with 10 strings. Apply the right end that is connected to the left end. The game is over when you can hit as many as 10.

About

Fluidium

Experience a mesmerizing world of living color and motion that responds to your touch. Create unique, breathtaking visuals, relax, explore creativity, or generate stunning videos and wallpapers.

Highlights
  • Interactive fluid simulation
  • 130+ factory presets
  • Custom preset design
  • 4 expressive brush types
  • HD video recording
  • Wallpaper generation
  • Smart Pause and Auto-Play modes
Features
Read full description

From the award-winning creator of Uzu comes Fluidium — a mesmerizing world of living color and motion at your fingertips. Watch as vibrant streams of light and liquid respond instantly to your touch, creating endlessly unique, breathtaking visuals. Whether you want to relax, explore creativity, or share dazzling videos, Fluidium turns your screen into a canvas of pure magic. Fluidium 2.0 expands that world with a redesigned interface, deeper creative control, and a new generation of effects — from Warp worlds and Particles to Mask shapes and richer Symmetry modes. Features: - 300+ stunning factory presets, organized into collections - Design, save, import, and export your own presets - Create and organize custom preset collections - Real-time interactive fluid simulation powered by Metal - Micro-presets for Fluid, Brush, Color, and Effects • Deep customization to fine-tune every detail • Expressive Warp effects: Radial, Tunnel, Horizon, Pillar, Planet, and Galaxy • Particles, Mask shapes, and advanced Symmetry modes • 4 expressive brush types, each with unique dynamics • Advanced reflection effects for immersive visuals • Auto-cycling color palettes and improved palette tools • Generate stunning wallpapers and background images • Smart Pause freezes the flow when you lift your fingers • Auto-Play mode for hands-free relaxation — choose which presets to cycle • Optimized quality settings for smooth performance on any device • One-time in-app purchase to unlock all features

Screenshots

TangledString2 screens
Fluidium4 screens

Verdict

The call

The clearest difference is in-app purchases: TangledString at none against Fluidium's 1. TangledString also leads on iOS requirement (15.6 vs 17.6). Fluidium's advantage is update cadence (every 2 days vs every 42 months). On price, ads 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. Fluidium sells 1 one-off in-app purchase. TangledString asks for nothing beyond the download.

UpkeepUpdate frequency

TangledString ships an update every 42 months, Fluidium every 2 days. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
TangledString versus Fluidium: the parameters behind the verdict, then further details
ParameterTangledStringFluidium
PriceFreeFree
Rating—5.0 (18 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—18 — better
Update frequencyEvery 42 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size4 MB270 MB
Age rating4+4+
DeveloperYukihiro ShioyaColordodge Labs

In-app purchases

None

TangledString

No in-app purchases

1 purchases

Fluidium

One-time1
  • Fluidium Pro Mode Unlock$4.99

Questions

Is TangledString free?
TangledString is free to download, with no in-app purchases.
Is Fluidium free?
Fluidium is free to download, with in-app purchases available.
Do TangledString or Fluidium have ads?
Neither TangledString nor Fluidium shows ads.
Which is updated more often, TangledString or Fluidium?
TangledString ships an update every 42 months, and Fluidium every 2 days. Most recently, TangledString was updated on September 18, 2026 and Fluidium on September 24, 2026.

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