# Voidloop vs Zero Stress King Idle Defense

The clearest difference is chart position: Zero Stress King Idle Defense at #77 against Voidloop's unranked. Voidloop's advantage is ratings volume (30 vs 8) and iOS requirement (13.0 vs 15.0). On price, rating, review sentiment and update cadence there is nothing between them.

Voidloop costs $1.99 and Zero Stress King Idle Defense $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Voidloop against 4.6 for Zero Stress King Idle Defense. Both are backed by a comparable volume of ratings — 30 and 8 respectively. Written reviews are what separate them: 80% of Voidloop's written reviews are positive against 82% of Zero Stress King Idle Defense's.

Voidloop ships an update every 8 days, Zero Stress King Idle Defense every 9 days. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Voidloop | Zero Stress King Idle Defense |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | [4.5 (30 ratings)](https://appshunter.io/ios/app/voidloop/id6746944662/reviews) | **[4.6 (8 ratings)](https://appshunter.io/ios/app/zero-stress-king-idle-defense/id6768713542/reviews)** |
| Number of ratings | **30** | 8 |
| Positive reviews | 80.0% of reviews | **81.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 9 days |
| Monetization | Paid | Paid |
| Best chart rank | — | **#77** |
| Size | 339 MB | 51 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | +12 |
| Developer | [Jasper Levin](https://appshunter.io/developer/1819071898) | [Pavel Snytko](https://appshunter.io/developer/1895569083) |

## What reviewers say

### Voidloop

[App page](https://appshunter.io/ios/app/voidloop/id6746944662)

Explore procedurally generated caves as a lonely Void Spirit, battling foes and collecting loot. Return to your camp to craft, upgrade, and prepare for deeper descents. Race against time to reach the bottom and find your way home.

**Highlights:** Procedurally generated cave biomes, Time-based descent challenges, Camp hub for trading and crafting, Loot and upgrade system, Skill progression

**Features:** Game Controller support

**In-app purchases:** none


### Zero Stress King Idle Defense

[App page](https://appshunter.io/ios/app/zero-stress-king-idle-defense/id6768713542)

**Currently charting:** #77 Top Paid · Casual, #133 Top Paid · Strategy (US App Store)

A relaxing incremental game that plays like tower defense, but enemies are prevented from reaching your walls. Enjoy a full PC port experience with no in-app purchases or internet connection required.

**Highlights:** Incremental gameplay, Tower defense mechanics, Enemies cannot reach walls, PC port experience, No in-app purchases, Offline play

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Voidloop free?

Voidloop costs $1.99, with no in-app purchases.

### Is Zero Stress King Idle Defense free?

Zero Stress King Idle Defense costs $1.99, with no in-app purchases.

### Which has better reviews, Voidloop or Zero Stress King Idle Defense?

Zero Stress King Idle Defense is rated higher. Voidloop averages 4.5 out of 5 from 30 ratings, while Zero Stress King Idle Defense averages 4.6 from 8 ratings.

### Do Voidloop or Zero Stress King Idle Defense have ads?

Neither Voidloop nor Zero Stress King Idle Defense shows ads.

### Which is updated more often, Voidloop or Zero Stress King Idle Defense?

Voidloop ships an update every 8 days, and Zero Stress King Idle Defense every 9 days. Most recently, Voidloop was updated on October 20, 2026 and Zero Stress King Idle Defense on October 7, 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.*