# Decibell vs ScanToMail

The clearest difference is in-app purchases: ScanToMail at none against Decibell's 2. Decibell's advantage is update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Decibell sells 2 in-app purchases, starting at $19.99 per month. ScanToMail asks for nothing beyond the download.

Decibell ships an update every 3 days, ScanToMail weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Decibell | ScanToMail |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 52 MB | 1 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ODBS LLC](https://appshunter.io/developer/1816580215) | [Asomeo Environmental Restoration Industry LLC](https://appshunter.io/developer/1598113256) |

## What reviewers say

### Decibell

[App page](https://appshunter.io/ios/app/decibell-second-phone-number/id6747923627)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibell Pro | $19.99 | per month |
| Decibell Pro (Yearly) | $179.99 | per year |


### ScanToMail

[App page](https://appshunter.io/ios/app/scantomail/id6760140550)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decibell free?

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

### Is ScanToMail free?

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

### Do Decibell or ScanToMail have ads?

Neither Decibell nor ScanToMail shows ads.

### Which is updated more often, Decibell or ScanToMail?

Decibell ships an update every 3 days, and ScanToMail weekly. Most recently, Decibell was updated on October 28, 2026 and ScanToMail 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.*