# iRon Note Secret Hidden Folder vs Eslima SOS

The clearest difference is update cadence: Eslima SOS at every 2 months against iRon Note Secret Hidden Folder's every 47 months. iRon Note Secret Hidden Folder's advantage is iOS requirement (8.0 vs 15.0). 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.

iRon Note Secret Hidden Folder ships an update every 47 months, Eslima SOS every 2 months. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iRon Note Secret Hidden Folder | Eslima SOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/iron-note-secret-hidden-folder/id759137887/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 6 MB | 25 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Infinite Wave Media, LLC](https://appshunter.io/developer/495187294) | [HIDAYET POSCU](https://appshunter.io/developer/1775032725) |

## What reviewers say

### iRon Note Secret Hidden Folder

[App page](https://appshunter.io/ios/app/iron-note-secret-hidden-folder/id759137887)

Securely store your private and secret notes with a 5-digit passcode. Organize your thoughts and keep them away from unwanted viewers. This app offers a safe space for your most valuable information.

**Highlights:** Create secured notes, Organize lists, Ultra secure 5 digit passcode, Full Retina display support

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

**In-app purchases:** none


### Eslima SOS

[App page](https://appshunter.io/ios/app/eslima-sos/id6780792969)

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

**In-app purchases:** none


## Frequently asked questions

### Is iRon Note Secret Hidden Folder free?

iRon Note Secret Hidden Folder is free to download, with no in-app purchases.

### Is Eslima SOS free?

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

### Do iRon Note Secret Hidden Folder or Eslima SOS have ads?

Neither iRon Note Secret Hidden Folder nor Eslima SOS shows ads.

### Which is updated more often, iRon Note Secret Hidden Folder or Eslima SOS?

iRon Note Secret Hidden Folder ships an update every 47 months, and Eslima SOS every 2 months. Most recently, iRon Note Secret Hidden Folder was updated on October 20, 2026 and Eslima SOS 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.*