# Nuclides vs Fourier Series Visualiser

The clearest difference is in-app purchases: Fourier Series Visualiser at none against Nuclides's 2. Nuclides's advantage is update cadence (every 2 weeks vs every 11 months) and iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Nuclides sells 2 in-app purchases, starting at $0.99 per month. Fourier Series Visualiser asks for nothing beyond the download.

Nuclides ships an update every 2 weeks, Fourier Series Visualiser every 11 months. The most recent releases landed on October 26, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Nuclides | Fourier Series Visualiser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (7 ratings)](https://appshunter.io/ios/app/fourier-series-visualiser/id1582827502/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 11 months |
| Monetization | — | Free |
| Size | 128 MB | 2 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [建锋 宋](https://appshunter.io/developer/1098794568) | [Jack Finnis](https://appshunter.io/developer/1633101066) |

## What reviewers say

### Nuclides

[App page](https://appshunter.io/ios/app/nuclides/id1098794569)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription · Monthly | $0.99 | per month |
| Premium Subscription · Yearly | $9.99 | per year |


### Fourier Series Visualiser

[App page](https://appshunter.io/ios/app/fourier-series-visualiser/id1582827502)

Create intricate epicycle drawings by tracing any shape with your finger. This free app visualizes the mathematical principles behind Fourier series, allowing you to adjust coefficients for different approximations and import SVG files for unique artwork. It's perfect for students, teachers, and math enthusiasts.

**Highlights:** Draw custom shapes for epicycle generation, Adjust Fourier coefficients for approximation levels, Import SVG files for artwork transformation, Visualize complex Fourier series analysis, Share drawings with friends

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nuclides free?

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

### Is Fourier Series Visualiser free?

Fourier Series Visualiser is free to download, with no in-app purchases.

### Do Nuclides or Fourier Series Visualiser have ads?

Neither Nuclides nor Fourier Series Visualiser shows ads.

### Which is updated more often, Nuclides or Fourier Series Visualiser?

Nuclides ships an update every 2 weeks, and Fourier Series Visualiser every 11 months. Most recently, Nuclides was updated on October 26, 2026 and Fourier Series Visualiser on November 7, 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.*