# Sonarplay vs ShelfDrop Audiobook Player

The clearest difference is update cadence: ShelfDrop Audiobook Player at every 3 days against Sonarplay's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sonarplay sells 1 in-app purchase, starting at $9.99 per month and ShelfDrop Audiobook Player sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sonarplay ships an update every 5 weeks, ShelfDrop Audiobook Player every 3 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Sonarplay | ShelfDrop Audiobook Player |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shelfdrop-audiobook-player/id6795788442/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 93 MB | 10 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [waplead solutions llc](https://appshunter.io/developer/6781998030) | [KINGDOM MUTALA AKUGRI](https://appshunter.io/developer/6795788444) |

## What reviewers say

### Sonarplay

[App page](https://appshunter.io/ios/app/sonarplay/id6781998028)

**Features:** Apple Wallet

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SonarPlay Premium | $9.99 | per month |


### ShelfDrop Audiobook Player

[App page](https://appshunter.io/ios/app/shelfdrop-audiobook-player/id6795788442)

This app allows you to listen to your own DRM-free audiobooks offline. Import files directly or upload them wirelessly from your computer. It automatically saves your progress and offers playback controls like speed adjustment and a sleep timer.

**Highlights:** Offline playback, Wireless PC uploads, Import various audio formats, Automatic progress saving, Playback speed adjustment, Sleep timer, Cover art display

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| ShelfDrop Pro | $4.99 | one-time |


## Frequently asked questions

### Is Sonarplay free?

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

### Is ShelfDrop Audiobook Player free?

ShelfDrop Audiobook Player is free to download, with in-app purchases available.

### Do Sonarplay or ShelfDrop Audiobook Player have ads?

Neither Sonarplay nor ShelfDrop Audiobook Player shows ads.

### Which is updated more often, Sonarplay or ShelfDrop Audiobook Player?

Sonarplay ships an update every 5 weeks, and ShelfDrop Audiobook Player every 3 days. Most recently, Sonarplay was updated on October 31, 2026 and ShelfDrop Audiobook Player on October 31, 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.*