# CRST Driver vs Sa

The clearest difference is rating: Sa at 5.0 against CRST Driver's 2.5. Sa also leads on update cadence (every 3 weeks vs every 3 months). CRST Driver's advantage is ratings volume (10 vs 1). 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.

Sa holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: CRST Driver has 10 ratings behind it against 1, so its average is the more settled of the two.

CRST Driver ships an update every 3 months, Sa every 3 weeks. The most recent releases landed on October 19, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | CRST Driver | Sa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (10 ratings)](https://appshunter.io/ios/app/crst-driver-specialized/id827771121/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sa-zu-co/id6450291732/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 43 MB | 51 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STI delivers](https://appshunter.io/developer/429225239) | [Salvador Gutierrez Morales](https://appshunter.io/developer/1692720037) |

## What reviewers say

### CRST Driver

[App page](https://appshunter.io/ios/app/crst-driver-specialized/id827771121)

This app offers on-the-go services for drivers, including load management for pickups and deliveries, document scanning, and exception reporting. It streamlines the process for drivers from start to finish, ensuring efficiency.

**Highlights:** Load management for pickups and deliveries, Document capture and scanning, Exception reporting, On-the-go driver services, Streamlined process management

**Features:** macOS Compatibility

**In-app purchases:** none


### Sa

[App page](https://appshunter.io/ios/app/sa-zu-co/id6450291732)

This service connects individuals needing to send packages with drivers already traveling in the same direction. Drivers can earn extra income by transporting packages in their personal vehicles, choosing when to go online and reviewing delivery details before accepting requests.

**Highlights:** Expedited package delivery, Driver earnings opportunities, Package details preview, Flexible driver schedule, Personal vehicle transport

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CRST Driver free?

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

### Is Sa free?

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

### Which has better reviews, CRST Driver or Sa?

Sa is rated higher. CRST Driver averages 2.5 out of 5 from 10 ratings, while Sa averages 5.0 from 1 ratings.

### Do CRST Driver or Sa have ads?

Neither CRST Driver nor Sa shows ads.

### Which is updated more often, CRST Driver or Sa?

CRST Driver ships an update every 3 months, and Sa every 3 weeks. Most recently, CRST Driver was updated on October 19, 2026 and Sa on October 30, 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.*