# DecibelPeak vs ShelfPulse

The clearest difference is in-app purchases: DecibelPeak at none against ShelfPulse's 2. ShelfPulse's advantage is update cadence (weekly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ShelfPulse sells 2 in-app purchases, starting at $0.99 per month. DecibelPeak asks for nothing beyond the download.

DecibelPeak ships an update every 4 months, ShelfPulse weekly. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | DecibelPeak | ShelfPulse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (9 ratings)](https://appshunter.io/ios/app/shelfpulse/id6754263899/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 2 MB | 8 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andre Frelicot](https://appshunter.io/developer/1055019120) | [Eric Randall](https://appshunter.io/developer/1807554805) |

## What reviewers say

### DecibelPeak

[App page](https://appshunter.io/ios/app/decibelpeak/id6752702602)

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

**In-app purchases:** none


### ShelfPulse

[App page](https://appshunter.io/ios/app/shelfpulse/id6754263899)

Monitor your Audiobookshelf server with real-time dashboards, deep listening analytics, and library insights. Manage users, view beautiful home screen widgets, and gain personal or administrative perspectives on your audiobook collection. Enjoy a privacy-first experience with direct server connection.

**Highlights:** Real-time session monitoring, Deep listening analytics, Library and server insights, User management, Home screen widgets, Direct server connection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShelfPulse Monthly | $0.99 | per month |
| Full Access | $9.99 | one-time |


## Frequently asked questions

### Is DecibelPeak free?

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

### Is ShelfPulse free?

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

### Do DecibelPeak or ShelfPulse have ads?

Neither DecibelPeak nor ShelfPulse shows ads.

### Which is updated more often, DecibelPeak or ShelfPulse?

DecibelPeak ships an update every 4 months, and ShelfPulse weekly. Most recently, DecibelPeak was updated on October 8, 2026 and ShelfPulse on October 7, 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.*