# Trigonarium vs Arcadium

The clearest difference is price: Arcadium at Free against Trigonarium's $0.99. Arcadium also leads on ratings volume (23 vs 7). Trigonarium's advantage is review sentiment (100% vs 60%) and in-app purchases (none vs 1). On update cadence and device support there is nothing between them.

Arcadium is free to download; Trigonarium costs $0.99 up front. Arcadium sells 1 one-off in-app purchase. Trigonarium asks for nothing beyond the download.

Trigonarium holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 7 and 23 respectively. Written reviews point the same way: 100% of Trigonarium's written reviews are positive against 60% of Arcadium's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Trigonarium | Arcadium |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/trigonarium/id973810507/reviews)** | [4.7 (23 ratings)](https://appshunter.io/ios/app/arcadium-space-odyssey/id6473653646/reviews) |
| Number of ratings | 7 | **23** |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 34 MB | 193 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kimmo Factor Oy](https://appshunter.io/developer/491318781) | [Luciano Bercini](https://appshunter.io/developer/1553291661) |

## What reviewers say

### Trigonarium

[App page](https://appshunter.io/ios/app/trigonarium/id973810507)

Engage in intense twin-stick shooter action across shifting arenas. Battle through waves of enemies and face colossal bosses in multiple campaign modes. Enjoy local co-op and smooth 60fps gameplay with full controller support.

**Highlights:** Original campaign, Ultimate campaign, Challenge modes, Local 2-player co-op, 60fps gameplay, MFi controller support, Universal purchase

**Features:** Vision Pro support

**In-app purchases:** none


### Arcadium

[App page](https://appshunter.io/ios/app/arcadium-space-odyssey/id6473653646)

Embark on a survival roguelite adventure across a dynamic universe. Harvest resources, craft powerful builds, and battle relentless alien waves in an ever-changing galaxy. Enjoy endless replayability with unique playthroughs and strategic preparation between combat encounters.

**Highlights:** Dynamic universe generation, Resource harvesting, Craftable builds, Strategic combat preparation, Quick play sessions, Endless replayability

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |


## Frequently asked questions

### Is Trigonarium free?

Trigonarium costs $0.99, with no in-app purchases.

### Is Arcadium free?

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

### Which has better reviews, Trigonarium or Arcadium?

Trigonarium is rated higher. Trigonarium averages 5.0 out of 5 from 7 ratings, while Arcadium averages 4.7 from 23 ratings.

### Do Trigonarium or Arcadium have ads?

Arcadium shows ads; Trigonarium does not.

### Which is updated more often, Trigonarium or Arcadium?

Trigonarium ships an update every 3 months, and Arcadium every 3 months. Most recently, Trigonarium was updated on November 1, 2026 and Arcadium on November 4, 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.*