# GreenLine by XTIAN vs USM Proxy

GreenLine by XTIAN and USM Proxy 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.

GreenLine by XTIAN ships an update every 5 months, USM Proxy every 4 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | GreenLine by XTIAN | USM Proxy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/usm-proxy/id6761716198/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 5 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [XTIAN](https://appshunter.io/developer/1848109625) | [USM Tech, Inc.](https://appshunter.io/developer/1883779002) |

## What reviewers say

### GreenLine by XTIAN

[App page](https://appshunter.io/ios/app/greenline-by-xtian/id6754384434)

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

**In-app purchases:** none


### USM Proxy

[App page](https://appshunter.io/ios/app/usm-proxy/id6761716198)

Establish a secure and stable internet connection with a single tap. This tool offers automatic reconnection and multiple profiles for a reliable browsing experience. Designed for personal and family use, it ensures a simple and private connection.

**Highlights:** One-tap connection, Automatic reconnection, Multiple connection profiles, Endpoint selection, Secure device-based authentication

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

**In-app purchases:** none


## Frequently asked questions

### Is GreenLine by XTIAN free?

GreenLine by XTIAN is free to download, with no in-app purchases.

### Is USM Proxy free?

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

### Do GreenLine by XTIAN or USM Proxy have ads?

Neither GreenLine by XTIAN nor USM Proxy shows ads.

### Which is updated more often, GreenLine by XTIAN or USM Proxy?

GreenLine by XTIAN ships an update every 5 months, and USM Proxy every 4 months. Most recently, GreenLine by XTIAN was updated on October 30, 2026 and USM Proxy 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.*