# Kryptos vs Document Scanner & PDF

The clearest difference is device support: Document Scanner & PDF at 3 against Kryptos's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Kryptos sells 1 one-off in-app purchase and Document Scanner & PDF sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Kryptos ships an update every 4 days, Document Scanner & PDF every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Kryptos | Document Scanner & PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 2 MB | 24 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Mohd Faizal Mohd Zain](https://appshunter.io/developer/1895515780) | [Joao Cunha](https://appshunter.io/developer/6781915711) |

## What reviewers say

### Kryptos

[App page](https://appshunter.io/ios/app/kryptos-private-vault/id6769762155)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $1.99 | one-time |


### Document Scanner & PDF

[App page](https://appshunter.io/ios/app/document-scanner-and-pdf-dokus/id6781915709)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dokus+ Monthly | $1.99 | per month |
| Dokus+ Yearly | $11.99 | per year |
| Dokus Plus Lifetime Offer | $14.99 | one-time |
| Dokus+ | $29.99 | one-time |


## Frequently asked questions

### Is Kryptos free?

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

### Is Document Scanner & PDF free?

Document Scanner & PDF is free to download, with in-app purchases available.

### Do Kryptos or Document Scanner & PDF have ads?

Neither Kryptos nor Document Scanner & PDF shows ads.

### Which is updated more often, Kryptos or Document Scanner & PDF?

Kryptos ships an update every 4 days, and Document Scanner & PDF every 2 days. Most recently, Kryptos was updated on October 31, 2026 and Document Scanner & PDF on October 31, 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.*