# Certifient Secure Email vs Aires Seal

Certifient Secure Email and Aires Seal are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Certifient Secure Email | Aires Seal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 8 MB | 64 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [CERTIFIENT LLC](https://appshunter.io/developer/1023388406) | [Technoway Co., Ltd.](https://appshunter.io/developer/1824948331) |

## What reviewers say

### Certifient Secure Email

[App page](https://appshunter.io/ios/app/certifient-secure-email/id6503090645)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aires Seal

[App page](https://appshunter.io/ios/app/aires-seal/id6805029541)

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

**In-app purchases:** none


## Frequently asked questions

### Is Certifient Secure Email free?

Certifient Secure Email is free to download, with no in-app purchases.

### Is Aires Seal free?

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

### Do Certifient Secure Email or Aires Seal have ads?

Neither Certifient Secure Email nor Aires Seal shows ads.

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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.*