# Duna Story vs PixelFlow

The clearest difference is ads: PixelFlow at none against Duna Story's shown. PixelFlow also leads on update cadence (every 9 days vs every 3 weeks). Duna Story's advantage is iOS requirement (15.0 vs 17.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Duna Story sells 1 one-off in-app purchase and PixelFlow sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Duna Story against 5.0 for PixelFlow. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Duna Story ships an update every 3 weeks, PixelFlow every 9 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Duna Story | PixelFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/duna-story-nonogram/id6766054478/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/pixelflow-nonogram-puzzles/id6783973102/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 237 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KWANG YEOUL YOO](https://appshunter.io/developer/971661897) | [JCY Advisors](https://appshunter.io/developer/1880786669) |

## What reviewers say

### Duna Story

[App page](https://appshunter.io/ios/app/duna-story-nonogram/id6766054478)

Solve nonogram puzzles to progress through a captivating webtoon-style story. Each completed chapter unlocks new episodes, immersing you in a narrative experience.

**Highlights:** Nonogram puzzle solving, Unlock webtoon episodes, Chapter-based progression, Engaging narrative

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove ads | $9.99 | one-time |


### PixelFlow

[App page](https://appshunter.io/ios/app/pixelflow-nonogram-puzzles/id6783973102)

Engage your mind with logic-based picture puzzles. Fill in squares based on number clues to reveal hidden images. Enjoy a calm, ad-free experience with hundreds of puzzles and daily challenges.

**Highlights:** Logic-based picture puzzles, Hundreds of puzzles, Daily puzzles, Themed picture packs, Offline play, No timer pressure, Ad-free experience

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puzzle Master Pass — Weekly | $1.99 | per 7 days |
| Puzzle Master Pass — Yearly | $49.99 | per year |
| All Picture Packs | $2.99 | one-time |
| Puzzle Master | $12.99 | one-time |


## Frequently asked questions

### Is Duna Story free?

Duna Story is free to download, with in-app purchases available.

### Is PixelFlow free?

PixelFlow is free to download, with in-app purchases available.

### Which has better reviews, Duna Story or PixelFlow?

Duna Story and PixelFlow are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Duna Story or PixelFlow have ads?

Duna Story shows ads; PixelFlow does not.

### Which is updated more often, Duna Story or PixelFlow?

Duna Story ships an update every 3 weeks, and PixelFlow every 9 days. Most recently, Duna Story was updated on November 1, 2026 and PixelFlow on October 31, 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.*