# Celtreos Lite vs Retro

The clearest difference is price: Retro at Free against Celtreos Lite's $0.79. Retro also leads on update cadence (daily vs monthly). Celtreos Lite's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Retro is free to download; Celtreos Lite costs $0.79 up front. Neither carries in-app purchases, so what you see is what you pay.

Celtreos Lite ships an update monthly, Retro daily. The most recent releases landed on September 21, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Celtreos Lite | Retro |
| --- | --- | --- |
| Price | $0.79 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/retro-space-attack/id6738591809/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Daily** |
| Monetization | — | Ad-supported |
| Size | 70 MB | 163 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Kevin Grant](https://appshunter.io/developer/1328130448) | [Batuhan Yildirim](https://appshunter.io/developer/1780110016) |

## What reviewers say

### Celtreos Lite

[App page](https://appshunter.io/ios/app/celtreos-lite/id1490358843)

**Features:** Game Controller support

**In-app purchases:** none


### Retro

[App page](https://appshunter.io/ios/app/retro-space-attack/id6738591809)

Engage in an arcade-style space shooter with waves of enemies and challenging bosses. Unlock upgrades and master multiple unique ships with stunning pixel art and fast-paced gameplay. It's easy to learn but difficult to master.

**Highlights:** Arcade-style space shooter, Battle waves of enemies, Face epic bosses, Unlock powerful upgrades, Stunning pixel art, Multiple unique ships

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Celtreos Lite free?

Celtreos Lite costs $0.79, with no in-app purchases.

### Is Retro free?

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

### Do Celtreos Lite or Retro have ads?

Retro shows ads; Celtreos Lite does not.

### Which is updated more often, Celtreos Lite or Retro?

Celtreos Lite ships an update monthly, and Retro daily. Most recently, Celtreos Lite was updated on September 21, 2026 and Retro on June 5, 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.*