# Fourier Series Visualiser vs Birdly

The clearest difference is rating: Birdly at 5.0 against Fourier Series Visualiser's 3.7. Fourier Series Visualiser's advantage is ratings volume (7 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Birdly holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Fourier Series Visualiser has 7 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Fourier Series Visualiser | Birdly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (7 ratings)](https://appshunter.io/ios/app/fourier-series-visualiser/id1582827502/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/birdly-bird-memorisation/id6756210751/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | — |
| Monetization | Free | Free |
| Size | 2 MB | 25 MB |
| Requires iOS | **26.0** | 26.1 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jack Finnis](https://appshunter.io/developer/1633101066) | [ANTHONY SAMUAL COHN-RICHARDBY](https://appshunter.io/developer/1859205320) |

## What reviewers say

### 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


### Birdly

[App page](https://appshunter.io/ios/app/birdly-bird-memorisation/id6756210751)

Master bird identification with engaging, game-based learning. Explore various bird topics, track your progress, and tackle adaptive challenges to build your ornithological knowledge.

**Highlights:** Interactive bird identification games, Structured learning by topic, Progress tracking, Adaptive challenges, Multiple bird topics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fourier Series Visualiser free?

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

### Is Birdly free?

Birdly is free to download, with no in-app purchases.

### Which has better reviews, Fourier Series Visualiser or Birdly?

Birdly is rated higher. Fourier Series Visualiser averages 3.7 out of 5 from 7 ratings, while Birdly averages 5.0 from 1 ratings.

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

Neither Fourier Series Visualiser nor Birdly shows ads.

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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.*