# WCS vs Timeusb

The clearest difference is review sentiment: WCS at 50% against Timeusb's 0%. WCS also leads on update cadence (every 3 weeks vs every 9 months) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

WCS ships an update every 3 weeks, Timeusb every 9 months. The most recent releases landed on September 17, 2026 and July 31, 2026 respectively.

## The numbers

| Metric | WCS | Timeusb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/timeusb/id6654913724/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | Free | Free |
| Size | 19 MB | 53 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Florian Vels](https://appshunter.io/developer/1398124957) | [Timeusb](https://appshunter.io/developer/1764255879) |

## What reviewers say

### WCS

[App page](https://appshunter.io/ios/app/wcs-mobile-technik/id1398124958)

Manage and monitor your solar power system directly from your smartphone. View real-time data for solar panels, batteries, and loads, and adjust controller settings. Track daily system performance and control load terminals remotely.

**Highlights:** Monitor solar panel voltage, current, and watts, Monitor battery voltage, temperature, and charging amperage, Control controller's load terminal on/off, Monitor load voltage, current, and wattage, Adjust charge controller charging parameters, Set timer on load terminals, Record daily system data

**Features:** macOS Compatibility

**In-app purchases:** none


### Timeusb

[App page](https://appshunter.io/ios/app/timeusb/id6654913724)

Monitor your battery's real-time status, including SOC, voltage, current, and temperature. Get estimated charging completion and remaining usage times to manage your power efficiently and support a low-carbon lifestyle.

**Highlights:** Real-time SOC monitoring, Voltage and current tracking, Temperature monitoring, Estimated charging completion, Remaining usage time estimation, Bluetooth connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WCS free?

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

### Is Timeusb free?

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

### Do WCS or Timeusb have ads?

Neither WCS nor Timeusb shows ads.

### Which is updated more often, WCS or Timeusb?

WCS ships an update every 3 weeks, and Timeusb every 9 months. Most recently, WCS was updated on September 17, 2026 and Timeusb on July 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.*