# NiSample (Swift) vs zDox

The clearest difference is update cadence: NiSample (Swift) at monthly against zDox's every 4 months. NiSample (Swift) also leads on iOS requirement (8.0 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.

NiSample (Swift) ships an update monthly, zDox every 4 months. The most recent releases landed on October 3, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | NiSample (Swift) | zDox |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | — | Free |
| Size | 10 MB | 107 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [R&D Computer System](https://appshunter.io/developer/1098547421) | [Ginkgo Soft](https://appshunter.io/developer/924725312) |

## What reviewers say

### NiSample (Swift)

[App page](https://appshunter.io/ios/app/nisample-swift/id1101615070)

**Features:** macOS Compatibility

**In-app purchases:** none


### zDox

[App page](https://appshunter.io/ios/app/zdox/id1436468541)

Effortlessly create, sign, and manage your documents digitally. This app allows for secure document handling, signature creation, and organization with features like folders and search.

**Highlights:** Create and sign documents, Secure document storage, Signature creation, Document organization with folders, Search functionality, Profile and security settings

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

**In-app purchases:** none


## Frequently asked questions

### Is NiSample (Swift) free?

NiSample (Swift) is free to download, with no in-app purchases.

### Is zDox free?

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

### Do NiSample (Swift) or zDox have ads?

Neither NiSample (Swift) nor zDox shows ads.

### Which is updated more often, NiSample (Swift) or zDox?

NiSample (Swift) ships an update monthly, and zDox every 4 months. Most recently, NiSample (Swift) was updated on October 3, 2026 and zDox on October 19, 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.*