# Secure Notes vs SD Manager

The clearest difference is in-app purchases: SD Manager at none against Secure Notes's 2. SD Manager also leads on update cadence (every 2 months vs every 8 months) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Secure Notes sells 2 in-app purchases, starting at $0.99 per month. SD Manager asks for nothing beyond the download.

Secure Notes ships an update every 8 months, SD Manager every 2 months. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Secure Notes | SD Manager |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 14 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Emanuele Floris](https://appshunter.io/developer/597490842) | [Metarete s.r.l.](https://appshunter.io/developer/951311959) |

## What reviewers say

### Secure Notes

[App page](https://appshunter.io/ios/app/secure-notes-memo-and-lists/id602769533)

Securely store and organize your notes, ideas, and important information with advanced encryption. Protect your data with biometric authentication and access it from anywhere via cloud sync. Customize your experience with a dark mode and other preferences for peace of mind.

**Highlights:** Advanced encryption for maximum security, Intuitive note creation and editing, Password, Face ID, and Touch ID access, Cloud synchronization across devices, Dark mode and interface customization

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $0.99 | per month |
| Unlimited Access | $2.99 | per year |


### SD Manager

[App page](https://appshunter.io/ios/app/sd-manager/id1061919396)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Secure Notes free?

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

### Is SD Manager free?

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

### Do Secure Notes or SD Manager have ads?

Neither Secure Notes nor SD Manager shows ads.

### Which is updated more often, Secure Notes or SD Manager?

Secure Notes ships an update every 8 months, and SD Manager every 2 months. Most recently, Secure Notes was updated on October 8, 2026 and SD Manager on October 9, 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.*