# CastleKeyp vs Paper by Embasis

The clearest difference is update cadence: Paper by Embasis at every 2 days against CastleKeyp's every 2 months. CastleKeyp's advantage is iOS requirement (15.1 vs 26.0). 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.

CastleKeyp ships an update every 2 months, Paper by Embasis every 2 days. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | CastleKeyp | Paper by Embasis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/castlekeyp/id1541685212/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 48 MB | 87 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CastleKeyp Corporation](https://appshunter.io/developer/1541685214) | [MICHAEL LIU](https://appshunter.io/developer/1883878506) |

## What reviewers say

### CastleKeyp

[App page](https://appshunter.io/ios/app/castlekeyp/id1541685212)

Securely store and manage all your sensitive personal information, from passwords to family details. Access your encrypted data from anywhere and share specific information with trusted contacts. Organize social circles and never miss important dates with an integrated calendar.

**Highlights:** End-to-end encrypted data storage, Securely store passwords, bank details, and personal profiles, Share specific information with trusted contacts, Organize social circles and custom groups, Integrated calendar for important dates, Contact management for family and friends

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

**In-app purchases:** none


### Paper by Embasis

[App page](https://appshunter.io/ios/app/paper-by-embasis/id6812125017)

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

**In-app purchases:** none


## Frequently asked questions

### Is CastleKeyp free?

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

### Is Paper by Embasis free?

Paper by Embasis is free to download, with no in-app purchases.

### Do CastleKeyp or Paper by Embasis have ads?

Neither CastleKeyp nor Paper by Embasis shows ads.

### Which is updated more often, CastleKeyp or Paper by Embasis?

CastleKeyp ships an update every 2 months, and Paper by Embasis every 2 days. Most recently, CastleKeyp was updated on October 24, 2026 and Paper by Embasis on October 26, 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.*