# Qrobús vs Vivian

The clearest difference is review sentiment: Vivian at 100% against Qrobús's 0%. Vivian also leads on rating (5.0 vs 2.3). Qrobús's advantage is ratings volume (12 vs 3) and iOS requirement (14 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Vivian holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 12 and 3 respectively. Written reviews point the same way: 0% of Qrobús's written reviews are positive against 100% of Vivian's.

## The numbers

| Metric | Qrobús | Vivian |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (12 ratings)](https://appshunter.io/ios/app/qrobus/id1643234694/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/vivian/id6757252517/reviews)** |
| Number of ratings | **12** | 3 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | Free |
| Size | 68 MB | 48 MB |
| Requires iOS | **14** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [INSTITUTO QUERETANO DEL TRANSPORTE](https://appshunter.io/developer/1643234696) | [Vivian Solutions Co.](https://appshunter.io/developer/1865578804) |

## What reviewers say

### Qrobús

[App page](https://appshunter.io/ios/app/qrobus/id1643234694)

This app provides real-time public transportation information for the Querétaro Metropolitan Area. Track bus routes, locate stops, and estimate arrival times. It also helps you find nearby recharge points for your prepaid card and manage your account.

**Highlights:** Real-time route information, Stop and station locator, Estimated unit arrival times, Prepaid card recharge point finder, Account statement review

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

**In-app purchases:** none


### Vivian

[App page](https://appshunter.io/ios/app/vivian/id6757252517)

This app translates spoken or written phrases into Mexican Sign Language (LSM) using an AI-powered 3D avatar. It aims to bridge communication gaps between deaf and hearing individuals, offering a clear, rotatable view of each sign. Features include text/voice translation, a growing dictionary, and adjustable sign speed.

**Highlights:** Text and voice to LSM translation, AI-powered 3D avatar, Rotatable and zoomable avatar, Sign language dictionary, Adjustable sign speed, Translation history

**In-app purchases:** none


## Frequently asked questions

### Is Qrobús free?

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

### Is Vivian free?

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

### Which has better reviews, Qrobús or Vivian?

Vivian is rated higher. Qrobús averages 2.3 out of 5 from 12 ratings, while Vivian averages 5.0 from 3 ratings.

### Do Qrobús or Vivian have ads?

Neither Qrobús nor Vivian shows ads.

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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.*