TangledString vs Fluidium
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TangledString
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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.
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.
- Interactive fluid simulation
- 130+ factory presets
- Custom preset design
- 4 expressive brush types
- HD video recording
- Wallpaper generation
- Smart Pause and Auto-Play modes
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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
Verdict
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
Both are free to download. Fluidium sells 1 one-off in-app purchase. TangledString asks for nothing beyond the download.
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.
| Parameter | TangledString | Fluidium |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (18 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 18 — better |
| Update frequency | Every 42 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 4 MB | 270 MB |
| Age rating | 4+ | 4+ |
| Developer | Yukihiro Shioya | Colordodge Labs |
In-app purchases
TangledString
No in-app purchases
Fluidium
- Fluidium Pro Mode Unlock$4.99









