Comparison

Fluid Ink Studio vs Spark

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

Head to head
About

Fluid Ink Studio

Read full description

Fluid Ink Studio — Transform Your Screen Into a Living Canvas Fluid Ink Studio is an interactive digital art experience that brings the beauty of fluid dynamics to your fingertips. Powered by real-time physics simulation, this creative studio lets you paint, pour, stir, spray, and shape mesmerizing ink and paint effects — all with intuitive touch controls. Six Unique Creative Modes: • Ink Drop — Tap to release blooming ink plumes that diffuse organically across the canvas. Fine-tune concentration, viscosity, and diffusion to craft soft clouds, sharp tendrils, or ethereal blooms. • Ink Spray — Unleash jet streams, fine mist, and explosive bursts from a virtual nozzle. Control pressure, angle, and texture for stunning spray art with realistic particle trails. • Marbling Paper — Recreate the timeless art of paper marbling. Drag your finger through rich color gradients to produce swirling, layered patterns inspired by centuries-old techniques. • Pour & Stir — Pour vibrant paint onto the canvas, then stir with your finger to blend and swirl thousands of particles in real time. Enable Auto mode for hands-free, mesmerizing motion. • Loop Maker — Generate seamless infinite animations from waves, spirals, orbits, and more. • Boundary Flow — Place geometric obstacles and watch ink particles flow, slip, and interact around them. Experiment with friction, absorption, and flow dynamics for captivating fluid art. Designed for Creative Expression: - Real-time physics engine with thousands of particles - 10 beautifully crafted themes — 5 dark and 5 light - Haptic feedback and immersive sound effects - Save high-quality artwork directly to your photo library - Full iPad support with optimized scaling - Intuitive sliders and controls for every parameter Whether you're an artist seeking a new medium, a designer looking for inspiration, or simply someone who loves the calming beauty of flowing ink — Fluid Ink Studio turns every touch into art.

About

Spark

Engage with daily learning puzzles centered around a single theme. Explore history, science, and pop culture through four unique, human-crafted games designed for discovery and fun.

Highlights
  • Daily themed puzzles
  • Four unique game modes
  • Human-crafted puzzles
  • Explore history, science, and pop culture
  • Archive of past puzzles
  • No timers or tests
Currently charting
Read full description

Replace doomscrolling with learning. Each day, Spark explores a single theme through thoughtful puzzles spanning ancient history, mythology, movies, food, geography, and more.

With five unique games and new puzzles every day, Spark makes learning part of your routine. Each game offers a different way to explore the day's theme, and each one teaches you as you play.
 Spark's games include: This or That: Choose between two options to learn more about the day's theme Links: Find the common thread connecting people, places, and ideas Chrono: Put events in order to see how history really unfolded Knockout: Uncover surprising comparisons in a series of fun head-to-head matchups Hindsight: Pinpoint when and where a photo was taken to uncover the story behind it
 All of Spark's puzzles are crafted by experts, not AI, and designed to spark those "aha" moments that make ideas stick. Explore hundreds of topics in the Library, from ancient history to the animal kingdom, with past themes to revisit anytime. Along the way, you'll uncover facts that are fun to learn and even better to share.
 From the creators of Elevate and Balance, Spark is part of a collection of mental fitness apps designed to strengthen your mind. For additional information, please read our Terms of Service (https://themindcompany.com/terms-and-conditions?from=spark) and Privacy Policy (https://themindcompany.com/privacy-policy?from=spark).

Screenshots

Fluid Ink Studio4 screens
Spark4 screens

Verdict

The call

The clearest difference is price: Spark at Free against Fluid Ink Studio's $19.99. Spark also leads on update cadence (weekly vs every 11 months) and chart position (#129 vs unranked). Fluid Ink Studio's advantage is in-app purchases (none vs 10) and ads (none vs shown). On 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

CostPrice · In-app purchases · Ads · Monetization

Spark is free to download; Fluid Ink Studio costs $19.99 up front. Spark sells 7 in-app purchases, starting at $2.99 per month. Fluid Ink Studio asks for nothing beyond the download.

UpkeepUpdate frequency

Fluid Ink Studio ships an update every 11 months, Spark weekly. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

Scorecard5 real differences · 6 level
Fluid Ink Studio versus Spark: the parameters behind the verdict, then further details
ParameterFluid Ink StudioSpark
Price$19.99Free — better
Rating—4.8 (2.8K ratings) — better
Positive reviews—92.6% of reviews
Number of ratings—2.8K — better
Update frequencyEvery 11 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
Best chart rank—#129 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better16.0
Further details — not scored
Size37 MB151 MB
Age rating4+4+
DeveloperSimTeCon GmbHThe Mind Company

Bugs and requests

Fluid Ink Studio

Not enough reviews yet to summarise bugs or requests.

Spark

Reported bugs

1 issue
  • AT&T blocking the website as potentially malicious

Requested features

2 requests
  • More games and puzzles
  • Dark mode option

In-app purchases

None

Fluid Ink Studio

No in-app purchases

7 purchases

Spark

Subscriptions7
  • Spark+$2.991 Month
  • Spark+$4.991 Month
  • Spark+1 Year trial4 variants$39.991 Year
Show 4 more
  • Spark+7 Days trial$39.991 Year
  • Spark+3 Days trial$39.991 Year
  • Spark+7 Days trial$59.991 Year
  • Spark+7 Days trial$79.991 Year

Questions

Is Fluid Ink Studio free?
Fluid Ink Studio costs $19.99, with no in-app purchases.
Is Spark free?
Spark is free to download, with in-app purchases available.
Do Fluid Ink Studio or Spark have ads?
Spark shows ads; Fluid Ink Studio does not.
Which is updated more often, Fluid Ink Studio or Spark?
Fluid Ink Studio ships an update every 11 months, and Spark weekly. Most recently, Fluid Ink Studio was updated on November 4, 2026 and Spark on November 8, 2026.

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