# Secure Notes vs Koz

The clearest difference is update cadence: Koz at daily against Secure Notes's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Secure Notes sells 6 in-app purchases, starting at $4.99 per month and Koz sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Secure Notes ships an update fortnightly, Koz daily. The most recent releases landed on September 24, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Secure Notes | Koz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (719 ratings)](https://appshunter.io/ios/app/secure-notes-secret-and-lock/id1469517353/reviews)** | — |
| Number of ratings | **719** | — |
| Positive reviews | 65.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 37 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PixelPort LLC](https://appshunter.io/developer/1355467938) | [TAHA C BASKIN](https://appshunter.io/developer/1836600465) |

## What reviewers say

### Secure Notes

[App page](https://appshunter.io/ios/app/secure-notes-secret-and-lock/id1469517353)

Safeguard your private thoughts, voice memos, and sensitive information with robust, multi-layered security. This app offers military-grade encryption, biometric locks, and secure voice recording to keep your data protected. Enjoy a distraction-free, ad-free experience with a powerful rich text editor and seamless iCloud syncing across devices.

**Highlights:** 3-Layer Security (app, folders, notes), Secure Voice Recording, Biometric Lock (Face ID, Touch ID, Passcode), iCloud Sync, Rich Text Editor with Markdown, Trash Recovery

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Secure Notes - 1 Month PRO | $4.99 | per month |
| Secure Notes - Pro Monthly | $6.99 | per month |
| Secure Notes Pro Monthly | $9.99 | per month |
| Secure Notes Pro Annual Offer | $19.99 | per year |
| Secure Notes - 1 Year PRO | $39.99 | per year |
| Secure Notes Pro - Lifetime | $99.99 | one-time |

**What reviewers like**

- 🔒 Secure notes and folders
- 👍 User-friendly interface
- 🚀 Efficient note-taking
- 💡 Innovative features like Love Voice Notes

**What reviewers complain about**

- 🐛 Glitchy performance after updates
- 🤯 Overly complicated UI changes
- 🔒 Difficulty resetting passwords/access
- 💸 Essential features locked behind paywall

**Reported bugs**

- Frequent app crashes
- Delayed text input and display
- Inability to access locked notes

**Requested features**

- Ability to move notes between folders
- Option to customize font, size, and colors
- Trash/Recycle bin for deleted notes
- Cloud sync/backup functionality


### Koz

[App page](https://appshunter.io/ios/app/koz-private-notes/id6791982989)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Koz Pro | $3.99 | per month |
| Koz Pro Yıllık | $39.99 | per year |


## Frequently asked questions

### Is Secure Notes free?

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

### Is Koz free?

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

### Do Secure Notes or Koz have ads?

Neither Secure Notes nor Koz shows ads.

### Which is updated more often, Secure Notes or Koz?

Secure Notes ships an update fortnightly, and Koz daily. Most recently, Secure Notes was updated on September 24, 2026 and Koz on September 15, 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.*