# QST Mobile vs Qi Trader

QST Mobile and Qi Trader are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | QST Mobile | Qi Trader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 37 MB | 28 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Computer Voice Systems, Inc.](https://appshunter.io/developer/401877068) | [群益期货](https://appshunter.io/developer/1454743920) |

## What reviewers say

### QST Mobile

[App page](https://appshunter.io/ios/app/qst-mobile/id401877065)

Access real-time streaming quotes, advanced order entry, and comprehensive charting tools for futures and equity exchanges. Developed with professional traders in mind, it offers a highly customizable interface for efficient trading and portfolio management.

**Highlights:** Real-time streaming quotes, Advanced order entry, World-class charting and analytics, Customizable quotes monitor, Real-time news with search, Price alarms and notifications, Strategy builder

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

**In-app purchases:** none


### Qi Trader

[App page](https://appshunter.io/ios/app/qi-trader/id6670781636)

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

**In-app purchases:** none


## Frequently asked questions

### Is QST Mobile free?

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

### Is Qi Trader free?

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

### Do QST Mobile or Qi Trader have ads?

Neither QST Mobile nor Qi Trader shows ads.

### Which is updated more often, QST Mobile or Qi Trader?

QST Mobile ships an update monthly, and Qi Trader monthly. Most recently, QST Mobile was updated on October 9, 2026 and Qi Trader on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*