# Fluid Ink Studio vs Spark

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.

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.

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.

## The numbers

| Metric | Fluid Ink Studio | Spark |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[4.8 (2.8K ratings)](https://appshunter.io/ios/app/spark-daily-learning-puzzles/id6744417372/reviews)** |
| Number of ratings | — | **2.8K** |
| Positive reviews | — | 92.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#129** |
| Size | 37 MB | 151 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) | [The Mind Company](https://appshunter.io/developer/875063459) |

## What reviewers say

### Fluid Ink Studio

[App page](https://appshunter.io/ios/app/fluid-ink-studio/id6730121423)

**In-app purchases:** none


### Spark

[App page](https://appshunter.io/ios/app/spark-daily-learning-puzzles/id6744417372)

**Currently charting:** #129 Top Free · Education (US App Store)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spark+ | $2.99 | per month |
| Spark+ | $4.99 | per month |
| Spark+ | $39.99 | per year |
| Spark+ | $39.99 | per year |
| Spark+ | $39.99 | per year |
| Spark+ | $59.99 | per year |
| Spark+ | $79.99 | per year |

**What reviewers like**

- 🚀 Fun and free way to fight brainrot
- 👍 Engaging and educational puzzles
- 💡 Innovative and interesting themes
- 👍 Clean visuals and smooth design
- 👍 Balanced challenge and learning

**What reviewers complain about**

- 🐛 Potential inaccurate information in puzzles

**Reported bugs**

- AT&T blocking the website as potentially malicious

**Requested features**

- More games and puzzles
- Dark mode option


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*