# Atome3D vs Second Armor

The clearest difference is ads: Atome3D at none against Second Armor's shown. Second Armor's advantage is update cadence (fortnightly vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Atome3D ships an update every 3 months, Second Armor fortnightly. The most recent releases landed on September 16, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Atome3D | Second Armor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/second-armor/id6744872415/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 34 MB | 90 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [3D France](https://appshunter.io/developer/1681283826) | [Second Armor](https://appshunter.io/developer/1809669507) |

## What reviewers say

### Atome3D

[App page](https://appshunter.io/ios/app/atome3d/id6447437639)

**Features:** Vision Pro support

**In-app purchases:** none


### Second Armor

[App page](https://appshunter.io/ios/app/second-armor/id6744872415)

A specialized European marketplace for buying and selling pre-owned tactical equipment. It offers a secure and professional alternative to general online platforms, designed for military, law enforcement, and security professionals.

**Highlights:** Specialized tactical gear marketplace, Buy and sell second-hand equipment, Secure transaction environment, Vetted platform for professionals, Minimalist and professional interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Atome3D free?

Atome3D is free to download, with no in-app purchases.

### Is Second Armor free?

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

### Do Atome3D or Second Armor have ads?

Second Armor shows ads; Atome3D does not.

### Which is updated more often, Atome3D or Second Armor?

Atome3D ships an update every 3 months, and Second Armor fortnightly. Most recently, Atome3D was updated on September 16, 2026 and Second Armor on September 23, 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.*