# Bode & Nyquist vs Peppe Baudo Barber

The clearest difference is price: Peppe Baudo Barber at Free against Bode & Nyquist's $5.99. Peppe Baudo Barber also leads on iOS requirement (12.4 vs 16.6). Bode & Nyquist's advantage is update cadence (every 7 months vs every 18 months). On ads, in-app purchases and device support there is nothing between them.

Peppe Baudo Barber is free to download; Bode & Nyquist costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bode & Nyquist ships an update every 7 months, Peppe Baudo Barber every 18 months. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Bode & Nyquist | Peppe Baudo Barber |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 18 months |
| Monetization | Paid | — |
| Size | 1 MB | 136 MB |
| Requires iOS | 16.6 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fabrizio Boco](https://appshunter.io/developer/466239616) | [Antonio Maria Russo](https://appshunter.io/developer/1625169466) |

## What reviewers say

### Bode & Nyquist

[App page](https://appshunter.io/ios/app/bode-and-nyquist/id445573307)

Visualize Bode and Nyquist diagrams for transfer functions. Automatically evaluates system stability, displaying key metrics like gain, phase margins, and encirclements. Offers interactive graph manipulation and an integrated help manual.

**Highlights:** Plot Bode and Nyquist diagrams, Evaluate system stability, Display gain and phase margins, Show encirclements of -1+j0, Interactive graph gestures (drag, pinch, double tap), Adjust frequency ranges, Integrated online help

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

**In-app purchases:** none


### Peppe Baudo Barber

[App page](https://appshunter.io/ios/app/peppe-baudo-barber/id6478709136)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bode & Nyquist free?

Bode & Nyquist costs $5.99, with no in-app purchases.

### Is Peppe Baudo Barber free?

Peppe Baudo Barber is free to download, with no in-app purchases.

### Do Bode & Nyquist or Peppe Baudo Barber have ads?

Neither Bode & Nyquist nor Peppe Baudo Barber shows ads.

### Which is updated more often, Bode & Nyquist or Peppe Baudo Barber?

Bode & Nyquist ships an update every 7 months, and Peppe Baudo Barber every 18 months. Most recently, Bode & Nyquist was updated on October 7, 2026 and Peppe Baudo Barber on October 25, 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.*