# Groundskeeper2 vs Z

The clearest difference is price: Z at Free against Groundskeeper2's $3.99. Z also leads on rating (5.0 vs 4.3) and review sentiment (100% vs 69%). Groundskeeper2's advantage is ads (none vs shown) and ratings volume (19 vs 2). On update cadence, in-app purchases and device support there is nothing between them.

Z is free to download; Groundskeeper2 costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Z holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Groundskeeper2 has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 69% of Groundskeeper2's written reviews are positive against 100% of Z's.

Groundskeeper2 ships an update every 5 weeks, Z monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Groundskeeper2 | Z |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.3 (19 ratings)](https://appshunter.io/ios/app/groundskeeper2/id848894420/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/z-arc-wastelab/id6744358216/reviews)** |
| Number of ratings | **19** | 2 |
| Positive reviews | 68.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Paid | **Ad-supported** |
| Size | 56 MB | 255 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Pascal Bestebroer](https://appshunter.io/developer/364591324) | [Kirill Gusev](https://appshunter.io/developer/1806150410) |

## What reviewers say

### Groundskeeper2

[App page](https://appshunter.io/ios/app/groundskeeper2/id848894420)

Battle waves of robotic space aliens in this fast-paced arcade shooter. Unlock a variety of weapons and new worlds as you fight to protect humanity from an extraterrestrial invasion. Experience randomized levels for endless replayability.

**Highlights:** Unlockable weapons, Unlockable worlds, Fast-paced arcade action, Randomized levels, Achievements and leaderboards

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

**In-app purchases:** none


### Z

[App page](https://appshunter.io/ios/app/z-arc-wastelab/id6744358216)

Lead humanity's last stand in a post-apocalyptic world. Build and upgrade your base, battle zombie hordes, and manage production chains. Even when offline, your base continues to generate resources and progress.

**Highlights:** Build and upgrade survival base, Battle zombies, mutants, and bosses, Level up weapons, gear, and skills, Rescue survivors for power boosts, Idle gameplay with offline progress

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Groundskeeper2 free?

Groundskeeper2 costs $3.99, with no in-app purchases.

### Is Z free?

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

### Which has better reviews, Groundskeeper2 or Z?

Z is rated higher. Groundskeeper2 averages 4.3 out of 5 from 19 ratings, while Z averages 5.0 from 2 ratings.

### Do Groundskeeper2 or Z have ads?

Z shows ads; Groundskeeper2 does not.

### Which is updated more often, Groundskeeper2 or Z?

Groundskeeper2 ships an update every 5 weeks, and Z monthly. Most recently, Groundskeeper2 was updated on October 24, 2026 and Z on October 24, 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.*