# Vgent PdM vs Live Spectrum Analyzer

The clearest difference is update cadence: Vgent PdM at every 5 days against Live Spectrum Analyzer's monthly. Live Spectrum Analyzer's advantage is iOS requirement (15.6 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Vgent PdM sells 2 in-app purchases, starting at $99.00 per month and Live Spectrum Analyzer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Vgent PdM ships an update every 5 days, Live Spectrum Analyzer monthly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Vgent PdM | Live Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Size | 21 MB | 8 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shandong Yichuang Zhiwei Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1872584423) | [成勇 龚](https://appshunter.io/developer/1896721279) |

## What reviewers say

### Vgent PdM

[App page](https://appshunter.io/ios/app/vgent-pdm/id6788021336)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vgent Vibration Monthly | $99.00 | per month |
| Vgent Vibration Annual | $999.00 | per year |


### Live Spectrum Analyzer

[App page](https://appshunter.io/ios/app/live-spectrum-analyzer/id6804594590)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Live Spectrum Analyzer Monthly PRO | $1.99 | per month |
| Live Spectrum Analyzer Yearly PRO | $9.99 | per year |
| Live Spectrum Analyzer Life PRO | $19.99 | one-time |


## Frequently asked questions

### Is Vgent PdM free?

Vgent PdM is free to download, with in-app purchases available.

### Is Live Spectrum Analyzer free?

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

### Do Vgent PdM or Live Spectrum Analyzer have ads?

Neither Vgent PdM nor Live Spectrum Analyzer shows ads.

### Which is updated more often, Vgent PdM or Live Spectrum Analyzer?

Vgent PdM ships an update every 5 days, and Live Spectrum Analyzer monthly. Most recently, Vgent PdM was updated on October 31, 2026 and Live Spectrum Analyzer 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.*