# Orbit Game vs Voltline

The clearest difference is ads: Voltline at none against Orbit Game's shown. Orbit Game's advantage is update cadence (every 3 days vs every 2 months) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

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

Orbit Game ships an update every 3 days, Voltline every 2 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Orbit Game | Voltline |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Netrium Technologies LLC](https://appshunter.io/developer/1838082576) | [Olof Petterson](https://appshunter.io/developer/1808256024) |

## What reviewers say

### Orbit Game

[App page](https://appshunter.io/ios/app/orbit-game/id6756982250)

Defend Earth from an onslaught of meteors by strategically deploying orbiting moons. Utilize a powerful planetary shield and master a combo system to achieve high scores. Experience endless survival gameplay with increasing challenges and compete globally.

**Highlights:** Deploy orbiting defensive moons, Chargeable planetary shield, Combo system for score multipliers, Progressive difficulty, Global leaderboards, Endless survival gameplay, Stunning visuals and animations

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Orbit Lifetime - No Ads | $2.99 | one-time |


### Voltline

[App page](https://appshunter.io/ios/app/voltline-tower-defense/id6760507113)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voltline PRO | $2.99 | one-time |


## Frequently asked questions

### Is Orbit Game free?

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

### Is Voltline free?

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

### Do Orbit Game or Voltline have ads?

Orbit Game shows ads; Voltline does not.

### Which is updated more often, Orbit Game or Voltline?

Orbit Game ships an update every 3 days, and Voltline every 2 months. Most recently, Orbit Game was updated on September 17, 2026 and Voltline on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*