# MaxReader Admin vs Spectrum Analyzer

The clearest difference is in-app purchases: MaxReader Admin at none against Spectrum Analyzer's 2. MaxReader Admin also leads on iOS requirement (13.0 vs 17.6). Spectrum Analyzer's advantage is update cadence (monthly vs every 34 months). On price, ads and device support there is nothing between them.

Both are free to download. Spectrum Analyzer sells 2 in-app purchases, starting at $4.99 per 7 days. MaxReader Admin asks for nothing beyond the download.

MaxReader Admin ships an update every 34 months, Spectrum Analyzer monthly. The most recent releases landed on September 16, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | MaxReader Admin | Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/spectrum-analyzer-audio-rta/id6781270627/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 21 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anteus Fejleszto, Kereskedelmi es Szolgaltato Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1441519806) | [brian koech](https://appshunter.io/developer/1853281007) |

## What reviewers say

### MaxReader Admin

[App page](https://appshunter.io/ios/app/maxreader-admin/id1530342504)

**Features:** macOS Compatibility

**In-app purchases:** none


### Spectrum Analyzer

[App page](https://appshunter.io/ios/app/spectrum-analyzer-audio-rta/id6781270627)

Visualize sound frequencies, waveforms, and spectral activity in real-time using your device's microphone. Analyze audio for tuning, testing, music, or exploring ambient sounds with clear visual representations.

**Highlights:** Real-time audio spectrum analysis, FFT frequency analysis, Live spectrogram visualization, Audio waveform display, Frequency and amplitude monitoring, Microphone-based sound analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pro weekly | $4.99 | per 7 days |
| pro annual | $29.99 | per year |


## Frequently asked questions

### Is MaxReader Admin free?

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

### Is Spectrum Analyzer free?

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

### Do MaxReader Admin or Spectrum Analyzer have ads?

Neither MaxReader Admin nor Spectrum Analyzer shows ads.

### Which is updated more often, MaxReader Admin or Spectrum Analyzer?

MaxReader Admin ships an update every 34 months, and Spectrum Analyzer monthly. Most recently, MaxReader Admin was updated on September 16, 2026 and Spectrum Analyzer on September 19, 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.*