# Solfium vs APP QRO

The clearest difference is update cadence: APP QRO at every 9 days against Solfium's every 3 weeks. 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.

Solfium ships an update every 3 weeks, APP QRO every 9 days. The most recent releases landed on August 16, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Solfium | APP QRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.8 (23 ratings)](https://appshunter.io/ios/app/app-qro/id1640711673/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | — | Free |
| Size | 42 MB | 220 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Solfium](https://appshunter.io/developer/1594366649) | [Poder Ejecutivo del Estado de Querétaro](https://appshunter.io/developer/1298008382) |

## What reviewers say

### Solfium

[App page](https://appshunter.io/ios/app/solfium/id1594366647)

**Features:** Vision Pro support

**In-app purchases:** none


### APP QRO

[App page](https://appshunter.io/ios/app/app-qro/id1640711673)

Access government services from the State of Querétaro. Digitally carry your driver's license, pay vehicle taxes, and view insurance policies. Explore state tourism information and stay updated on executive news.

**Highlights:** Digital driver's license, Vehicle tax payments, Vehicle insurance lookup, Querétaro tourism guide, State executive news

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

**In-app purchases:** none


## Frequently asked questions

### Is Solfium free?

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

### Is APP QRO free?

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

### Do Solfium or APP QRO have ads?

Neither Solfium nor APP QRO shows ads.

### Which is updated more often, Solfium or APP QRO?

Solfium ships an update every 3 weeks, and APP QRO every 9 days. Most recently, Solfium was updated on August 16, 2026 and APP QRO on September 22, 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.*