# SpectrumView Plus vs Understood In Spanish

The clearest difference is price: Understood In Spanish at Free against SpectrumView Plus's $7.99. Understood In Spanish also leads on update cadence (weekly vs every 5 months). SpectrumView Plus's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

Understood In Spanish is free to download; SpectrumView Plus costs $7.99 up front. Understood In Spanish sells 2 in-app purchases, starting at $0.99 per month. SpectrumView Plus asks for nothing beyond the download.

SpectrumView Plus ships an update every 5 months, Understood In Spanish weekly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | SpectrumView Plus | Understood In Spanish |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[3.7 (15 ratings)](https://appshunter.io/ios/app/spectrumview-plus/id571455198/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 62.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Paid | — |
| Size | 15 MB | 99 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oxford Wave Research Ltd.](https://appshunter.io/developer/472662925) | [Olivia Renee Studio, LLC](https://appshunter.io/developer/1823917643) |

## What reviewers say

### SpectrumView Plus

[App page](https://appshunter.io/ios/app/spectrumview-plus/id571455198)

Visualize audible and inaudible frequencies in real-time with a dynamic audio companion. Analyze sound with detailed spectrograms, spectrum analyzers, and recording capabilities. Ideal for musicians, engineers, and anyone interested in sound analysis.

**Highlights:** Real-time spectrogram and spectrum analyzer, Configurable sample rate and frequency resolution, Record, pause, and playback audio files, Frequency pinch-to-zoom and tap data cursor, Logarithmic and linear scale options, Web file transfer for easy access

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

**In-app purchases:** none


### Understood In Spanish

[App page](https://appshunter.io/ios/app/understood-in-spanish/id6809186638)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $5.99 | per year |


## Frequently asked questions

### Is SpectrumView Plus free?

SpectrumView Plus costs $7.99, with no in-app purchases.

### Is Understood In Spanish free?

Understood In Spanish is free to download, with in-app purchases available.

### Do SpectrumView Plus or Understood In Spanish have ads?

Understood In Spanish shows ads; SpectrumView Plus does not.

### Which is updated more often, SpectrumView Plus or Understood In Spanish?

SpectrumView Plus ships an update every 5 months, and Understood In Spanish weekly. Most recently, SpectrumView Plus was updated on October 24, 2026 and Understood In Spanish on October 26, 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.*