# Zeitguru vs Next Level Systems Battery

The clearest difference is update cadence: Next Level Systems Battery at every 3 months against Zeitguru's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Zeitguru ships an update every 6 months, Next Level Systems Battery every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Zeitguru | Next Level Systems Battery |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 48 MB | 24 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aplano GmbH](https://appshunter.io/developer/1864504474) | [Next Level Systems GmbH](https://appshunter.io/developer/1804878050) |

## What reviewers say

### Zeitguru

[App page](https://appshunter.io/ios/app/zeitguru/id6467637471)

Effortlessly track your work hours and manage your team's time with this intuitive application. Features include a simple clock-in/out system, team time overview, and integrated chat for seamless communication. Access vacation entries and view your hour balance all in one place.

**Highlights:** Work time tracking, Team time overview, Clock-in/out functionality, Integrated team chat, Vacation entry, Hour balance view

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

**In-app purchases:** none


### Next Level Systems Battery

[App page](https://appshunter.io/ios/app/next-level-systems-battery/id6759964491)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zeitguru free?

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

### Is Next Level Systems Battery free?

Next Level Systems Battery is free to download, with no in-app purchases.

### Do Zeitguru or Next Level Systems Battery have ads?

Neither Zeitguru nor Next Level Systems Battery shows ads.

### Which is updated more often, Zeitguru or Next Level Systems Battery?

Zeitguru ships an update every 6 months, and Next Level Systems Battery every 3 months. Most recently, Zeitguru was updated on October 24, 2026 and Next Level Systems Battery 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.*