# Promark GPS vs TSRC PRO

The clearest difference is rating: Promark GPS at 2.5 against TSRC PRO's 1.4. Promark GPS also leads on update cadence (every 9 days vs every 2 months) and review sentiment (16% vs 4%). 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.

Promark GPS holds the better App Store score, 2.5 against 1.4. Both are backed by a comparable volume of ratings — 163 and 48 respectively. Written reviews point the same way: 16% of Promark GPS's written reviews are positive against 4% of TSRC PRO's.

Promark GPS ships an update every 9 days, TSRC PRO every 2 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Promark GPS | TSRC PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (163 ratings)](https://appshunter.io/ios/app/promark-gps/id1240103570/reviews)** | [1.4 (48 ratings)](https://appshunter.io/ios/app/tsrc-pro/id6472702250/reviews) |
| Number of ratings | **163** | 48 |
| Positive reviews | **16.4% of reviews** | 3.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 99 MB | 164 MB |
| Requires iOS | **7.0** | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Guangdong Shiji Technology Co.,Ltd.](https://appshunter.io/developer/1405540461) | [ShanTou City Vison Electronictechnology Co., Ltd.](https://appshunter.io/developer/1388222999) |

## What reviewers say

### Promark GPS

[App page](https://appshunter.io/ios/app/promark-gps/id1240103570)

Control a toy quadrocopter in real-time via Wi-Fi, with live video streaming directly to your device. This application is compatible with a wide range of iOS versions and iPhone models.

**Highlights:** Wi-Fi quadrocopter control, Real-time video transfer, Live video streaming, iOS compatibility

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Good for the money
- 👍 Good starter drone
- 👍 Nice interface
- 👍 Easy to operate
- 👍 Works fine for some users

**What reviewers complain about**

- 🐛 Distance reset on its own
- 🐛 App says drone/controller not connected
- 🐛 Video/camera buttons don't work
- 🐛 Video feed terrible, keeps freezing
- 🐛 App doesn't work with iPhone X's Max

**Reported bugs**

- Distance reset on its own
- App says drone and controller not connected
- Video and camera buttons don't work
- Video feed keeps freezing
- App doesn't work with iPhone X's max

**Requested features**

- New update needed
- Add directional map app
- Add better FPS rate
- Add a map to know drone location
- Add number of satellites connected


### TSRC PRO

[App page](https://appshunter.io/ios/app/tsrc-pro/id6472702250)

This application enables real-time video transmission from a drone via a WiFi connection. Users can remotely control drone flight, capture photos and videos, and apply various filter effects.

**Highlights:** Real-time WiFi video transmission, Remote drone control, Photo and video capture, Various filter effects

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Promark GPS free?

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

### Is TSRC PRO free?

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

### Which has better reviews, Promark GPS or TSRC PRO?

Promark GPS is rated higher. Promark GPS averages 2.5 out of 5 from 163 ratings, while TSRC PRO averages 1.4 from 48 ratings.

### Do Promark GPS or TSRC PRO have ads?

Neither Promark GPS nor TSRC PRO shows ads.

### Which is updated more often, Promark GPS or TSRC PRO?

Promark GPS ships an update every 9 days, and TSRC PRO every 2 months. Most recently, Promark GPS was updated on October 21, 2026 and TSRC PRO on October 24, 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.*