# SEC. vs Diamine.

The clearest difference is update cadence: Diamine. at monthly against SEC.'s every 19 months. 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.

SEC. ships an update every 19 months, Diamine. monthly. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | SEC. | Diamine. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Monthly** |
| Size | 23 MB | 26 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Eterna Fintech Private Limited](https://appshunter.io/developer/1437700984) | [CHIRAYUSOFT LIMITED](https://appshunter.io/developer/1600717483) |

## What reviewers say

### SEC.

[App page](https://appshunter.io/ios/app/sec/id1665927086)

**Features:** macOS Compatibility

**In-app purchases:** none


### Diamine.

[App page](https://appshunter.io/ios/app/diamine/id6754024288)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SEC. free?

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

### Is Diamine. free?

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

### Do SEC. or Diamine. have ads?

Neither SEC. nor Diamine. shows ads.

### Which is updated more often, SEC. or Diamine.?

SEC. ships an update every 19 months, and Diamine. monthly. Most recently, SEC. was updated on September 30, 2026 and Diamine. on October 5, 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.*