# HAC Mobile vs UMAIL

The clearest difference is update cadence: HAC Mobile at every 8 days against UMAIL's monthly. UMAIL's advantage is iOS requirement (11.0 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.

HAC Mobile ships an update every 8 days, UMAIL monthly. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | HAC Mobile | UMAIL |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | Free | — |
| Size | 86 MB | 28 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [HAI PHONG SECURITIES JSC (HAC)](https://appshunter.io/developer/1182243791) | [NHAN HOA SOFTWARE COMPANY LIMITED](https://appshunter.io/developer/1457664125) |

## What reviewers say

### HAC Mobile

[App page](https://appshunter.io/ios/app/hac-mobile/id1171687925)

This app provides investors with real-time access to the Vietnam finance market. It allows for easy stock trading, portfolio monitoring, order management, and financial transactions directly from your mobile device.

**Highlights:** Real-time stock quotes, Easy buy/sell stock trading, Watch-list monitoring, Order status and cancellation, Portfolio and profit/loss tracking, Cash advance and transfers

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

**In-app purchases:** none


### UMAIL

[App page](https://appshunter.io/ios/app/umail/id1514064521)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HAC Mobile free?

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

### Is UMAIL free?

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

### Do HAC Mobile or UMAIL have ads?

Neither HAC Mobile nor UMAIL shows ads.

### Which is updated more often, HAC Mobile or UMAIL?

HAC Mobile ships an update every 8 days, and UMAIL monthly. Most recently, HAC Mobile was updated on September 23, 2026 and UMAIL on September 10, 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.*