# Outhold vs Quantum Defender

The clearest difference is price: Quantum Defender at Free against Outhold's $3.99. Outhold's advantage is in-app purchases (none vs 7) and ratings volume (212 vs 1). On rating, ads, device support and iOS requirement there is nothing between them.

Quantum Defender is free to download; Outhold costs $3.99 up front. Quantum Defender sells 7 one-off in-app purchases. Outhold asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Outhold against 5.0 for Quantum Defender. That said, the two scores are not equally well evidenced: Outhold has 212 ratings behind it against 1, so its average is the more settled of the two.

Outhold ships an update every 2 days, Quantum Defender every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Outhold | Quantum Defender |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.9 (212 ratings)](https://appshunter.io/ios/app/outhold/id6758839020/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/quantum-defender/id6774734122/reviews)** |
| Number of ratings | **212** | 1 |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 days |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#92** | — |
| Size | 115 MB | 124 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MinMax Software AB](https://appshunter.io/developer/1471612611) | [RQM Technologies LLC](https://appshunter.io/developer/6771489977) |

## What reviewers say

### Outhold

[App page](https://appshunter.io/ios/app/outhold/id6758839020)

**Currently charting:** #92 Top Paid · Casual, #162 Top Paid · Strategy (US App Store)

A strategic incremental game combining tower defense with deep meta-progression. Experiment with various builds and discover powerful synergies to defend the last fires. Enjoy an addictive game loop with a deep upgrade tree where experimentation is rewarded.

**Highlights:** Incremental tower defense gameplay, Deep meta-progression, Build variety and synergies, Addictive game loop, Deep upgrade tree, Free upgrade refunds

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

**In-app purchases:** none


### Quantum Defender

[App page](https://appshunter.io/ios/app/quantum-defender/id6774734122)

Defend a quantum core by controlling and aligning a wavefunction against waves of incoming enemies. This arcade action game transforms abstract quantum concepts into fast-paced, visual gameplay with simple touch controls and escalating challenges.

**Highlights:** Fast arcade defense gameplay, Wavefunction alignment mechanics, Quantum-inspired enemies and effects, Increasing enemy pressure, Designed for touch controls, Sci-fi wave-based game world

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cadet Qubit Pack | $1.99 | one-time |
| Field Qubit Pack | $5.99 | one-time |
| Command Qubit Pack | $11.99 | one-time |
| Singularity Qubit Pack | $25.99 | one-time |
| Architect Qubit Pack | $49.99 | one-time |
| Navigator Qubit Pack | $99.99 | one-time |
| Horizon Qubit Pack | $199.99 | one-time |


## Frequently asked questions

### Is Outhold free?

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

### Is Quantum Defender free?

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

### Which has better reviews, Outhold or Quantum Defender?

Quantum Defender is rated higher. Outhold averages 4.9 out of 5 from 212 ratings, while Quantum Defender averages 5.0 from 1 ratings.

### Do Outhold or Quantum Defender have ads?

Neither Outhold nor Quantum Defender shows ads.

### Which is updated more often, Outhold or Quantum Defender?

Outhold ships an update every 2 days, and Quantum Defender every 6 days. Most recently, Outhold was updated on November 5, 2026 and Quantum Defender on October 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.*