# Socks upgrade vs Warm U

The clearest difference is iOS requirement: Socks upgrade at 10.0 against Warm U's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Socks upgrade ships an update every 4 days, Warm U weekly. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Socks upgrade | Warm U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Size | 11 MB | 19 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Shenzhen Geecare Smart Technology Co., Ltd.](https://appshunter.io/developer/972434536) | [海洋 刘](https://appshunter.io/developer/1736870190) |

## What reviewers say

### Socks upgrade

[App page](https://appshunter.io/ios/app/socks-upgrade/id6471356539)

**Features:** macOS Compatibility

**In-app purchases:** none


### Warm U

[App page](https://appshunter.io/ios/app/warm-u/id6504526300)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Socks upgrade free?

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

### Is Warm U free?

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

### Do Socks upgrade or Warm U have ads?

Neither Socks upgrade nor Warm U shows ads.

### Which is updated more often, Socks upgrade or Warm U?

Socks upgrade ships an update every 4 days, and Warm U weekly. Most recently, Socks upgrade was updated on September 9, 2026 and Warm U on September 10, 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.*