# Sign Pay vs SmartPayNI

Sign Pay and SmartPayNI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sign Pay ships an update every 2 weeks, SmartPayNI every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sign Pay | SmartPayNI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | — |
| Size | 70 MB | 94 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sign Soft Ltd](https://appshunter.io/developer/1217721221) | [SmartPayNI Ltd](https://appshunter.io/developer/6772155480) |

## What reviewers say

### Sign Pay

[App page](https://appshunter.io/ios/app/sign-pay/id1575055579)

Accept contactless payments directly on your iPhone without any extra hardware. This app allows you to process card and digital wallet payments easily, streamlining transactions for your business.

**Highlights:** Contactless payment acceptance, No additional hardware required, Supports debit, credit cards, and digital wallets, User-friendly interface, Streamlined transaction process

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartPayNI

[App page](https://appshunter.io/ios/app/smartpayni/id6772155478)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sign Pay free?

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

### Is SmartPayNI free?

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

### Do Sign Pay or SmartPayNI have ads?

Neither Sign Pay nor SmartPayNI shows ads.

### Which is updated more often, Sign Pay or SmartPayNI?

Sign Pay ships an update every 2 weeks, and SmartPayNI every 3 weeks. Most recently, Sign Pay was updated on November 3, 2026 and SmartPayNI 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.*