# Periscope by Duet vs Sunac Gate

The clearest difference is in-app purchases: Sunac Gate at none against Periscope by Duet's 2. Periscope by Duet's advantage is update cadence (every 3 weeks vs every 6 weeks) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Periscope by Duet sells 2 in-app purchases, starting at $5.99 per month. Sunac Gate asks for nothing beyond the download.

Periscope by Duet ships an update every 3 weeks, Sunac Gate every 6 weeks. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Periscope by Duet | Sunac Gate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/periscope-by-duet/id1517672689/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 60 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Apple TV** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Duet, Inc.](https://appshunter.io/developer/935754063) | [SUNAC TECHNOLOGIES LTD](https://appshunter.io/developer/1781541767) |

## What reviewers say

### Periscope by Duet

[App page](https://appshunter.io/ios/app/periscope-by-duet/id1517672689)

This app provides a secure VPN connection to your home network from anywhere. It uses end-to-end encryption and smart connectivity to ensure reliable access to your home services and devices, even on restrictive networks. Setup is simple, allowing you to stay connected to your trusted network while traveling.

**Highlights:** Connect to home network globally, WireGuard protocol, End-to-end encryption, Smart connectivity for restrictive networks, Real-time connection stats, Simple setup

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Periscope Monthly | $5.99 | per month |
| Periscope | $24.99 | per year |


### Sunac Gate

[App page](https://appshunter.io/ios/app/sunac-gate/id6759857286)

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

**In-app purchases:** none


## Frequently asked questions

### Is Periscope by Duet free?

Periscope by Duet is free to download, with in-app purchases available.

### Is Sunac Gate free?

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

### Do Periscope by Duet or Sunac Gate have ads?

Neither Periscope by Duet nor Sunac Gate shows ads.

### Which is updated more often, Periscope by Duet or Sunac Gate?

Periscope by Duet ships an update every 3 weeks, and Sunac Gate every 6 weeks. Most recently, Periscope by Duet was updated on November 3, 2026 and Sunac Gate on October 25, 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.*