# Scream Book vs Sonarplay

The clearest difference is update cadence: Scream Book at every 5 days against Sonarplay's every 5 weeks. Sonarplay's advantage is iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Scream Book ships an update every 5 days, Sonarplay every 5 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Scream Book | Sonarplay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Size | 5 MB | 93 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Olga Covalciuc](https://appshunter.io/developer/1161182271) | [waplead solutions llc](https://appshunter.io/developer/6781998030) |

## What reviewers say

### Scream Book

[App page](https://appshunter.io/ios/app/scream-book/id6759533461)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Reader | $12.99 | one-time |
| Buy me a coffee - Support Developer | $22.99 | one-time |


### 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 |


## Frequently asked questions

### Is Scream Book free?

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

### Is Sonarplay free?

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

### Do Scream Book or Sonarplay have ads?

Neither Scream Book nor Sonarplay shows ads.

### Which is updated more often, Scream Book or Sonarplay?

Scream Book ships an update every 5 days, and Sonarplay every 5 weeks. Most recently, Scream Book was updated on October 25, 2026 and Sonarplay on October 25, 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.*