# SGX StarGate Authenticator vs Cadence Smart DSP

The clearest difference is update cadence: Cadence Smart DSP at every 5 months against SGX StarGate Authenticator's every 52 months. SGX StarGate Authenticator's advantage is iOS requirement (11.0 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.

SGX StarGate Authenticator ships an update every 52 months, Cadence Smart DSP every 5 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SGX StarGate Authenticator | Cadence Smart DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 5 months** |
| Size | 2 MB | 3 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SGX](https://appshunter.io/developer/938618268) | [Michael Chen](https://appshunter.io/developer/1775411374) |

## What reviewers say

### SGX StarGate Authenticator

[App page](https://appshunter.io/ios/app/sgx-stargate-authenticator/id1331801546)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cadence Smart DSP

[App page](https://appshunter.io/ios/app/cadence-smart-dsp/id6737230884)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SGX StarGate Authenticator free?

SGX StarGate Authenticator is free to download, with no in-app purchases.

### Is Cadence Smart DSP free?

Cadence Smart DSP is free to download, with no in-app purchases.

### Do SGX StarGate Authenticator or Cadence Smart DSP have ads?

Neither SGX StarGate Authenticator nor Cadence Smart DSP shows ads.

### Which is updated more often, SGX StarGate Authenticator or Cadence Smart DSP?

SGX StarGate Authenticator ships an update every 52 months, and Cadence Smart DSP every 5 months. Most recently, SGX StarGate Authenticator was updated on October 26, 2026 and Cadence Smart DSP on October 27, 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.*