# NFC Setup vs Sign PDF Documents

The clearest difference is in-app purchases: NFC Setup at none against Sign PDF Documents's 2. Sign PDF Documents's advantage is update cadence (every 3 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sign PDF Documents sells 2 in-app purchases, starting at $7.99 per 7 days. NFC Setup asks for nothing beyond the download.

NFC Setup ships an update monthly, Sign PDF Documents every 3 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NFC Setup | Sign PDF Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/sign-pdf-documents-signx/id6753231649/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 56 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [振超 何](https://appshunter.io/developer/1700465193) | [Imad Khan](https://appshunter.io/developer/1835041090) |

## What reviewers say

### NFC Setup

[App page](https://appshunter.io/ios/app/nfc-setup/id6456740617)

**Features:** Vision Pro support

**In-app purchases:** none


### Sign PDF Documents

[App page](https://appshunter.io/ios/app/sign-pdf-documents-signx/id6753231649)

Easily sign, stamp, and scan documents directly from your mobile device. Create custom signatures and add official seals to PDFs and other files in seconds. Streamline your paperwork and maintain a paperless workflow anywhere, anytime.

**Highlights:** Sign documents instantly, Create custom signatures, Add stamps and seals, Scan documents with camera, Handle paperwork digitally, Paperless workflow

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $7.99 | per 7 days |
| Yearly Premium | $24.99 | per year |


## Frequently asked questions

### Is NFC Setup free?

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

### Is Sign PDF Documents free?

Sign PDF Documents is free to download, with in-app purchases available.

### Do NFC Setup or Sign PDF Documents have ads?

Neither NFC Setup nor Sign PDF Documents shows ads.

### Which is updated more often, NFC Setup or Sign PDF Documents?

NFC Setup ships an update monthly, and Sign PDF Documents every 3 days. Most recently, NFC Setup was updated on October 12, 2026 and Sign PDF Documents 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.*