# iSign vs SAMS Booking

The clearest difference is update cadence: SAMS Booking at every 3 days against iSign's every 5 weeks. iSign's advantage is iOS requirement (12 vs 15.6). 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.

iSign ships an update every 5 weeks, SAMS Booking every 3 days. The most recent releases landed on October 23, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iSign | SAMS Booking |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/isign-in/id866715213/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 65 MB | 49 MB |
| Requires iOS | **12** | 15.6 |
| Devices | iPad | **iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ATSoft, Inc.](https://appshunter.io/developer/512793451) | [Reckon System, Inc](https://appshunter.io/developer/1363854159) |

## What reviewers say

### iSign

[App page](https://appshunter.io/ios/app/isign-in/id866715213)

This business application serves as a digital sign-in pad for customers, integrating with specific point-of-sale systems. It facilitates customer management and can connect with iNailPOS, iStylePOS, and the Nails 123 System.

**Highlights:** Digital customer sign-in pad, POS system integration, Customer management, Connects with iNailPOS, Connects with iStylePOS, Compatible with Nails 123 System

**Features:** macOS Compatibility

**In-app purchases:** none


### SAMS Booking

[App page](https://appshunter.io/ios/app/sams-booking/id1587702907)

**In-app purchases:** none


## Frequently asked questions

### Is iSign free?

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

### Is SAMS Booking free?

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

### Do iSign or SAMS Booking have ads?

Neither iSign nor SAMS Booking shows ads.

### Which is updated more often, iSign or SAMS Booking?

iSign ships an update every 5 weeks, and SAMS Booking every 3 days. Most recently, iSign was updated on October 23, 2026 and SAMS Booking on October 30, 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.*