# Socket2U Charging vs OneCup

The clearest difference is in-app purchases: Socket2U Charging at none against OneCup's 2. Socket2U Charging also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OneCup sells 2 in-app purchases, starting at $0.99 per year. Socket2U Charging asks for nothing beyond the download.

Socket2U Charging ships an update every 6 weeks, OneCup every 5 weeks. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Socket2U Charging | OneCup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/onecup-drink-tracker/id6757663902/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | — | Freemium |
| Size | 59 MB | 15 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Socket2U Charging LLC](https://appshunter.io/developer/1855793884) | [方元 朱](https://appshunter.io/developer/468596269) |

## What reviewers say

### Socket2U Charging

[App page](https://appshunter.io/ios/app/socket2u-charging/id6755713572)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### OneCup

[App page](https://appshunter.io/ios/app/onecup-drink-tracker/id6757663902)

Log your daily beverages, from milk tea to coffee, with this app. Collect drink stickers, customize logs, and track spending habits to understand your taste preferences better. Enjoy a personal collection of flavorful memories.

**Highlights:** Drink stickers collection, Customizable drink logs, Brand drink library, Spending statistics, Mini program support, Personalized taste analytics

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年订阅会员 | $0.99 | per year |
| 一杯奶茶永久会员 | $1.99 | one-time |


## Frequently asked questions

### Is Socket2U Charging free?

Socket2U Charging is free to download, with no in-app purchases.

### Is OneCup free?

OneCup is free to download, with in-app purchases available.

### Do Socket2U Charging or OneCup have ads?

Neither Socket2U Charging nor OneCup shows ads.

### Which is updated more often, Socket2U Charging or OneCup?

Socket2U Charging ships an update every 6 weeks, and OneCup every 5 weeks. Most recently, Socket2U Charging was updated on October 2, 2026 and OneCup on October 12, 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.*