# KrypterPQ vs Note Link by DCS0

The clearest difference is in-app purchases: KrypterPQ at none against Note Link by DCS0's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Note Link by DCS0 sells 2 in-app purchases, starting at $3.99 per month. KrypterPQ asks for nothing beyond the download.

KrypterPQ ships an update every 4 days, Note Link by DCS0 every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | KrypterPQ | Note Link by DCS0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/krypterpq/id6757750471/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 11 MB | 28 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Yeschenko](https://appshunter.io/developer/1745349056) | [Docs Do Inc.](https://appshunter.io/developer/1869895372) |

## What reviewers say

### KrypterPQ

[App page](https://appshunter.io/ios/app/krypterpq/id6757750471)

Encrypt any file or message with advanced, user-controlled cryptography. Your data is secured using your device's hardware and advanced algorithms, ensuring privacy without middlemen or servers. Share securely, knowing only your intended recipient can access your information.

**Highlights:** Encrypt any file type (photos, documents, videos), Send encrypted text messages, Keys stored in Secure Enclave, Post-quantum encryption (XWing), Password protection for double security, No account or network connection required, Authenticated encryption for sender verification

**In-app purchases:** none


### Note Link by DCS0

[App page](https://appshunter.io/ios/app/note-link-by-dcs0/id6757952048)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cloud AI | $3.99 | per month |
| 100 Cloud Credits | $4.99 | one-time |


## Frequently asked questions

### Is KrypterPQ free?

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

### Is Note Link by DCS0 free?

Note Link by DCS0 is free to download, with in-app purchases available.

### Do KrypterPQ or Note Link by DCS0 have ads?

Neither KrypterPQ nor Note Link by DCS0 shows ads.

### Which is updated more often, KrypterPQ or Note Link by DCS0?

KrypterPQ ships an update every 4 days, and Note Link by DCS0 every 3 days. Most recently, KrypterPQ was updated on October 24, 2026 and Note Link by DCS0 on October 24, 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.*