Flux vs Fluid Simulation
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flux
Create dynamic, interactive wallpapers with living ink and glowing fibers. Explore a variety of styles, customize their appearance, and even animate your photos. Save your creations as wallpapers or export them as videos.
- Interactive living ink and glowing fibers
- Photo animation and transformation
- Customizable style parameters
- Save as static wallpaper or video
- Cross-device purchases
- No ads or tracking
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Flux is light you can touch. Draw through living ink, brush glowing fibers, crack a pane of luminous glass, or watch koi glide beneath your fingertips. Shape a moving canvas, then save a look that feels like you. TOUCH, AND IT RESPONDS Stir fluid ink that keeps flowing after you let go. Plant patterns that grow into coral. Send dandelion seeds drifting, bend a field of light, or play with fireworks, lasers and a snow globe. Each style brings its own response to your touch. FIND YOUR NEXT FAVORITE Browse styles by mood and material, from light and space to nature, textures and playful objects. Discover weekly picks, see what you haven't tried, and follow your exploration progress. Today's style offers a starting point while keeping your own work within reach. Save favorites and personal presets, or choose Surprise Me. MAKE IT YOURS Adjust speed, scale, intensity, warp and color. Undo, reset, pause, or hide the tools for an immersive canvas. Share a look by code or link so someone else can start with your exact settings. YOUR PHOTOS, IN MOTION Turn a photo into impressionist brushwork, rippling water, printed dots, fluted glass or rain. Each photo style remembers its own image. In Photo Studio, keep a person, pet or object in focus against an animated background. Preview and adjust your composition; Flux Pro enables saving editable works and exporting composed images or short videos. CREATE FOR YOUR SCREEN Save a still wallpaper and preview it on a Lock Screen or Home Screen. Export looping videos and Live Photos to enjoy in Photos. On iPad, spread out with a roomy canvas, a collapsible adjustment panel, a category browser and keyboard shortcuts. Choose portrait, landscape or square output independently of your editing window. FREE TO EXPLORE Aurora, Mesh, Neon and Ripple are free to use, with still-image export. Preview locked styles before deciding. Flux Pro is a one-time purchase that unlocks all styles, content packs and Pro exports. Aqua and Photo packs are also available separately. Purchases carry across iPhone, iPad and Mac with the same Apple Account. No account. No ads. No tracking. Photos, subject detection and your exploration history stay on your device. Available in English, Simplified Chinese, Traditional Chinese, Japanese and Korean.
Fluid Simulation
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Art you can touch. LIQUIDTOUCH is an art app for iPhone and iPad that lets you explore light, liquids, metal and geometry through taps and drags. Tap to send ripples across the screen. Drag to change what you see. When you want to move your fingers without thinking or take a break, enjoy a little time with art at your own pace. • Find your favorite among 45 artworks Ripples of light, the clarity of glass, undulating metal, color set loose in water, scenery rushing past. Five styles, each with a feel of its own. • Tap, drag and hold Art responds to where and how you touch. Hold to speed up the motion and repeat effects in supported artworks. Feel haptic feedback on supported devices. • Save and share the motion Record a 3-second Live Photo, a 4K image or a video of up to 60 seconds while interacting with an artwork. Save it to Photos or send it through the system share sheet. Videos are saved in portrait Full HD. On compatible iPhones, Live Photos can be set as Lock Screen wallpapers through iOS. Playback depends on the device, iOS version and photo eligibility. This is not a continuously animated Home Screen wallpaper feature. • Listen Mode responds to sound Turn on Listen Mode to make art respond to sounds around you. The microphone is used when you enable this feature. Microphone audio is not recorded in exported videos. • Enjoy a bigger canvas Enjoy LIQUIDTOUCH on iPad, or display art on a larger screen when connected to a compatible external display. • Try every artwork first The first-launch guide lets you touch every artwork before you choose a plan. Access to the artworks is offered with a weekly or yearly auto-renewing subscription. The yearly plan includes a free trial for eligible new subscribers. See the purchase screen for prices and available offers. Weekly and yearly plans renew automatically unless canceled at least 24 hours before the current period ends. Payment is charged to your Apple Account. Manage or cancel subscriptions in your Apple Account subscription settings. Restore previous purchases using Restore Purchases in the app. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Flux at 100% against Fluid Simulation's 0%. Flux also leads on rating (5.0 vs 1.0) and ads (none vs shown). Fluid Simulation's advantage is update cadence (every 3 days vs every 6 days). 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
Both are free to download. Flux sells 3 one-off in-app purchases and Fluid Simulation sells 5 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Flux holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 100% of Flux's written reviews are positive against 0% of Fluid Simulation's.
Flux ships an update every 6 days, Fluid Simulation every 3 days. The most recent releases landed on November 5, 2026 and November 11, 2026 respectively.
| Parameter | Flux | Fluid Simulation |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 6 days | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 88 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | 亚 张 | Appnics, LLC |
Customer experience
Flux
Fluid Simulation
In-app purchases
Flux
- Aqua Pack$1.99
- Photo Pack$1.99
- Flux Pro$4.99
Fluid Simulation
- LIQUIDTOUCH Weekly$1.997 Days
- LIQUIDTOUCH Monthly$1.991 Month
- LIQUIDTOUCH Yearly3 Days trial$14.991 Year
- LIQUIDTOUCH Lifetime$19.99
- LIQUIDTOUCH Lifetime$29.99
Questions
Is Flux free?
Is Fluid Simulation free?
Which has better reviews, Flux or Fluid Simulation?
Do Flux or Fluid Simulation have ads?
Which is updated more often, Flux or Fluid Simulation?
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