# UOL Mail Pro vs CSTrack

The clearest difference is update cadence: UOL Mail Pro at every 4 weeks against CSTrack's every 3 months. UOL Mail Pro also leads on iOS requirement (13.0 vs 15.0). 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.

UOL Mail Pro ships an update every 4 weeks, CSTrack every 3 months. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | UOL Mail Pro | CSTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (31 ratings)](https://appshunter.io/ios/app/uol-mail-pro/id1372865834/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 57 MB | 93 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [UOL Inc.](https://appshunter.io/developer/440898836) | [CONTROLE SUL SISTEMAS LTDA](https://appshunter.io/developer/1552374970) |

## What reviewers say

### UOL Mail Pro

[App page](https://appshunter.io/ios/app/uol-mail-pro/id1372865834)

Manage your professional emails efficiently with this application. It offers a modern interface, supports various file types, and integrates with other services. Perform multiple operations, undo actions, and manage contacts seamlessly.

**Highlights:** Modern and intelligent interface, Supports any file type, Integration with apps and services, Send emails to phone contacts, Multi-email operations, Undo operations, Swipe to delete emails

**In-app purchases:** none


### CSTrack

[App page](https://appshunter.io/ios/app/cstrack/id1559562579)

**In-app purchases:** none


## Frequently asked questions

### Is UOL Mail Pro free?

UOL Mail Pro is free to download, with no in-app purchases.

### Is CSTrack free?

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

### Do UOL Mail Pro or CSTrack have ads?

Neither UOL Mail Pro nor CSTrack shows ads.

### Which is updated more often, UOL Mail Pro or CSTrack?

UOL Mail Pro ships an update every 4 weeks, and CSTrack every 3 months. Most recently, UOL Mail Pro was updated on October 13, 2026 and CSTrack on October 9, 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.*