# Calendar Notes Pro vs Secure Phone X

The clearest difference is ads: Secure Phone X at none against Calendar Notes Pro's shown. Secure Phone X also leads on iOS requirement (13.0 vs 15.1). Calendar Notes Pro's advantage is update cadence (daily vs monthly). On price, 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.

Calendar Notes Pro ships an update daily, Secure Phone X monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Calendar Notes Pro | Secure Phone X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calendar-notes-pro/id6757369920/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Monthly |
| Monetization | Ad-supported | — |
| Size | 35 MB | 51 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Alok Haldiya](https://appshunter.io/developer/1866422343) | [Async Digital Solutions](https://appshunter.io/developer/1551241746) |

## What reviewers say

### Calendar Notes Pro

[App page](https://appshunter.io/ios/app/calendar-notes-pro/id6757369920)

This app integrates your calendar and notes into a single, minimalist interface. View notes directly on your calendar and enjoy instant auto-save for a stress-free organization experience. It prioritizes privacy by storing all data locally on your device.

**Highlights:** Notes displayed on calendar, Instant auto-save, Minimalist design, Tap to write notes, Fully offline functionality, Local data storage

**Features:** macOS Compatibility

**In-app purchases:** none


### Secure Phone X

[App page](https://appshunter.io/ios/app/secure-phone-x/id6776216818)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calendar Notes Pro free?

Calendar Notes Pro is free to download, with no in-app purchases.

### Is Secure Phone X free?

Secure Phone X is free to download, with no in-app purchases.

### Do Calendar Notes Pro or Secure Phone X have ads?

Calendar Notes Pro shows ads; Secure Phone X does not.

### Which is updated more often, Calendar Notes Pro or Secure Phone X?

Calendar Notes Pro ships an update daily, and Secure Phone X monthly. Most recently, Calendar Notes Pro was updated on October 24, 2026 and Secure Phone X 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.*