# Retro Spectrum vs Nocturne

The clearest difference is in-app purchases: Nocturne at none against Retro Spectrum's 2. Retro Spectrum's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Retro Spectrum sells 2 one-off in-app purchases. Nocturne asks for nothing beyond the download.

Retro Spectrum ships an update every 3 weeks, Nocturne monthly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Retro Spectrum | Nocturne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8 ratings)](https://appshunter.io/ios/app/retro-spectrum/id6780568680/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 67 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TAKUMA FUJITSUKA](https://appshunter.io/developer/6780568682) | [keitaro nishimura](https://appshunter.io/developer/6780888975) |

## What reviewers say

### Retro Spectrum

[App page](https://appshunter.io/ios/app/retro-spectrum/id6780568680)

Transform your phone into a retro audio visualizer for your car or desk. It analyzes sound from your speakers in real-time, displaying dynamic visuals inspired by classic 80s-90s car stereos. Enjoy multiple retro skins and track identification for a unique audio-visual experience.

**Highlights:** Real-time spectrum analyzer, Retro 80s-90s car stereo style, Listens via microphone to any speaker source, Multiple retro skin options, Now Playing song identification, Desk mode with clock and date

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skin Pack | $1.99 | one-time |
| Motion Pack | $2.99 | one-time |


### Nocturne

[App page](https://appshunter.io/ios/app/nocturne-lofi/id6794798534)

**In-app purchases:** none


## Frequently asked questions

### Is Retro Spectrum free?

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

### Is Nocturne free?

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

### Do Retro Spectrum or Nocturne have ads?

Nocturne shows ads; Retro Spectrum does not.

### Which is updated more often, Retro Spectrum or Nocturne?

Retro Spectrum ships an update every 3 weeks, and Nocturne monthly. Most recently, Retro Spectrum was updated on October 31, 2026 and Nocturne on October 29, 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.*