# My Data1 vs Stay SAYF

The clearest difference is update cadence: Stay SAYF at daily against My Data1's every 2 weeks. My Data1's advantage is iOS requirement (9.0 vs 15.1). 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.

My Data1 ships an update every 2 weeks, Stay SAYF daily. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | My Data1 | Stay SAYF |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free | — |
| Size | 59 MB | 41 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tuan Duong](https://appshunter.io/developer/787874021) | [Leigh Keates](https://appshunter.io/developer/1876954431) |

## What reviewers say

### My Data1

[App page](https://appshunter.io/ios/app/my-data1/id1515267751)

This app lets you create and encrypt notes locally on your device. It also helps you securely hash your passwords before using them on other websites or apps, protecting your sensitive information.

**Highlights:** Local note creation, Markdown formatting, Password encryption/hashing, Data privacy, Secure password management

**Features:** macOS Compatibility

**In-app purchases:** none


### Stay SAYF

[App page](https://appshunter.io/ios/app/stay-sayf/id6761544154)

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

**In-app purchases:** none


## Frequently asked questions

### Is My Data1 free?

My Data1 is free to download, with no in-app purchases.

### Is Stay SAYF free?

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

### Do My Data1 or Stay SAYF have ads?

Neither My Data1 nor Stay SAYF shows ads.

### Which is updated more often, My Data1 or Stay SAYF?

My Data1 ships an update every 2 weeks, and Stay SAYF daily. Most recently, My Data1 was updated on November 3, 2026 and Stay SAYF 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.*