Ech's Fractal vs String Art Designer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ech's Fractal
Explore intricate fractal patterns with customizable depth and color palettes. This application allows users to render the Mandelbrot set with high detail.
- Customizable depth up to 5000
- Customizable colors
- Mandelbrot set rendering
- High detail exploration
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Features - Customizable depth up to 5000 - Customizable colors
String Art Designer
Create intricate string art designs with various string types and modes. Transform photos into unique string art pieces. Offers in-app purchases for expanded features and unlimited string options.
- Math-String mode
- Cyclic string type
- Step string type
- Custom string type
- Portrait mode for photo art
- In-app purchases for advanced features
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String Art Designer makes possible to design string art with using various strings. Math-String mode Availabe string types: - cyclic string string will be hooked on pins with a specified cycle - verious step string string will be hooked on start/end pin which are moved by specified rule - custom string string will be hooked on specified pins Portrait mode make string art from photo In-App Purchase: - unlimited number strings for math-string mode - make string art from your photo (from Photo library) Note: A photo editing app would help to get better Portrait String Art
Screenshots
Verdict
The clearest difference is review sentiment: Ech's Fractal at 75% against String Art Designer's 0%. Ech's Fractal also leads on rating (3.7 vs 3.0) and in-app purchases (none vs 2). String Art Designer's advantage is update cadence (every 2 months vs every 18 months). On price, ads, 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. String Art Designer sells 2 one-off in-app purchases. Ech's Fractal asks for nothing beyond the download.
Ech's Fractal holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 75% of Ech's Fractal's written reviews are positive against 0% of String Art Designer's.
Ech's Fractal ships an update every 18 months, String Art Designer every 2 months. The most recent releases landed on October 24, 2026 and October 2, 2026 respectively.
| Parameter | Ech's Fractal | String Art Designer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (6 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 75.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 6 — better | 2 |
| Update frequency | Every 18 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 36 MB | 23 MB |
| Age rating | 9+ | 4+ |
| Developer | Tuan Anh Nguyen | Tomoaki Yagishita |
Customer experience
Ech's Fractal
String Art Designer
In-app purchases
Ech's Fractal
No in-app purchases
String Art Designer
- Unlimited String$5.99
- PortraitArt$19.99
Questions
Is Ech's Fractal free?
Is String Art Designer free?
Which has better reviews, Ech's Fractal or String Art Designer?
Do Ech's Fractal or String Art Designer have ads?
Which is updated more often, Ech's Fractal or String Art Designer?
Other comparisons
