# Quantum ACE v2 vs FM INFINITY

The clearest difference is update cadence: Quantum ACE v2 at every 3 weeks against FM INFINITY's every 5 weeks. Quantum ACE v2 also leads on iOS requirement (12.4 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Quantum ACE v2 ships an update every 3 weeks, FM INFINITY every 5 weeks. The most recent releases landed on September 8, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Quantum ACE v2 | FM INFINITY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 56 MB | 34 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zen exim Pvt Ltd](https://appshunter.io/developer/995150047) | [Meghanantha Varma Raja](https://appshunter.io/developer/1762832365) |

## What reviewers say

### Quantum ACE v2

[App page](https://appshunter.io/ios/app/quantum-ace-v2/id1634368768)

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

**In-app purchases:** none


### FM INFINITY

[App page](https://appshunter.io/ios/app/fm-infinity/id6636486546)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quantum ACE v2 free?

Quantum ACE v2 is free to download, with no in-app purchases.

### Is FM INFINITY free?

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

### Do Quantum ACE v2 or FM INFINITY have ads?

Neither Quantum ACE v2 nor FM INFINITY shows ads.

### Which is updated more often, Quantum ACE v2 or FM INFINITY?

Quantum ACE v2 ships an update every 3 weeks, and FM INFINITY every 5 weeks. Most recently, Quantum ACE v2 was updated on September 8, 2026 and FM INFINITY on September 12, 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.*