# Prime Defense vs Singularity

The clearest difference is iOS requirement: Singularity at 15.0 against Prime Defense's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Prime Defense sells 1 one-off in-app purchase and Singularity sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Prime Defense | Singularity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/prime-defense/id6761935548/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 71 MB | 119 MB |
| Requires iOS | 26.2 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Philip McCarty](https://appshunter.io/developer/1892135349) | [Alfredo Siezar](https://appshunter.io/developer/6796474331) |

## What reviewers say

### Prime Defense

[App page](https://appshunter.io/ios/app/prime-defense/id6761935548)

Engage in a fast-paced tower defense game defending your central tower from relentless enemy waves. Utilize a variety of weapons, upgrade your defenses, and unlock special abilities to survive increasingly difficult challenges.

**Highlights:** One-touch controls, Multiple weapon types, Tower upgrades, Special abilities, Endless waves, Tower personalization

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Continues | $0.99 | one-time |


### Singularity

[App page](https://appshunter.io/ios/app/singularity-tower-defense/id6796474329)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Prime Defense free?

Prime Defense is free to download, with in-app purchases available.

### Is Singularity free?

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

### Do Prime Defense or Singularity have ads?

Both Prime Defense and Singularity show ads.

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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.*