# SGA ZTA Authenticator vs RamSpin

The clearest difference is update cadence: RamSpin at every 3 days against SGA ZTA Authenticator's every 6 months. SGA ZTA Authenticator's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

SGA ZTA Authenticator ships an update every 6 months, RamSpin every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SGA ZTA Authenticator | RamSpin |
| --- | --- | --- |
| Price | **Free** | — |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ramspin/id6758879106/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | — | Paid |
| Size | 7 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SGA Solutions CO.,ltd](https://appshunter.io/developer/1687912593) | [Joowon Lee](https://appshunter.io/developer/1872884823) |

## What reviewers say

### SGA ZTA Authenticator

[App page](https://appshunter.io/ios/app/sga-zta-authenticator/id6479223847)

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

**In-app purchases:** none


### RamSpin

[App page](https://appshunter.io/ios/app/ramspin/id6758879106)

This app offers a suite of premium decision-making tools for Apple Watch, including number roulette, custom spinners, and dice rollers. Enjoy realistic physics and sound effects for an immersive experience, all without any advertisements.

**Highlights:** Number roulette with realistic physics, Customizable spinners for personalized choices, 360-degree random direction selector, Dual dice roller with 3D animation, Coin flip for quick decisions, Traditional Yut Nori game simulation, Random number generator for lotteries

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is SGA ZTA Authenticator free?

SGA ZTA Authenticator is free to download, with no in-app purchases.

### Is RamSpin free?

Pricing for RamSpin is not currently listed on the App Store.

### Do SGA ZTA Authenticator or RamSpin have ads?

Neither SGA ZTA Authenticator nor RamSpin shows ads.

### Which is updated more often, SGA ZTA Authenticator or RamSpin?

SGA ZTA Authenticator ships an update every 6 months, and RamSpin every 3 days. Most recently, SGA ZTA Authenticator was updated on October 30, 2026 and RamSpin 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.*