# insphere Alert vs Hermetic

The clearest difference is update cadence: Hermetic at every 5 weeks against insphere Alert's every 9 months. insphere Alert's advantage is iOS requirement (15.1 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.

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

insphere Alert ships an update every 9 months, Hermetic every 5 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | insphere Alert | Hermetic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Size | 22 MB | 6 MB |
| Requires iOS | **15.1** | 26.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EP-Tec Solutions Pte. Ltd.](https://appshunter.io/developer/1579009792) | [Pearson Smith](https://appshunter.io/developer/1268483172) |

## What reviewers say

### insphere Alert

[App page](https://appshunter.io/ios/app/insphere-alert/id6740837481)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hermetic

[App page](https://appshunter.io/ios/app/hermetic/id6756269480)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is insphere Alert free?

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

### Is Hermetic free?

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

### Do insphere Alert or Hermetic have ads?

Neither insphere Alert nor Hermetic shows ads.

### Which is updated more often, insphere Alert or Hermetic?

insphere Alert ships an update every 9 months, and Hermetic every 5 weeks. Most recently, insphere Alert was updated on October 25, 2026 and Hermetic on October 28, 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.*