# CSJ GPS vs Deerc GPS

The clearest difference is rating: CSJ GPS at 3.7 against Deerc GPS's 2.8. CSJ GPS also leads on review sentiment (27% vs 8%). Deerc GPS's advantage is ratings volume (39 vs 13). On price, update cadence, ads and in-app purchases there is nothing between them.

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

CSJ GPS holds the better App Store score, 3.7 against 2.8. Both are backed by a comparable volume of ratings — 13 and 39 respectively. Written reviews point the same way: 27% of CSJ GPS's written reviews are positive against 8% of Deerc GPS's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | CSJ GPS | Deerc GPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (13 ratings)](https://appshunter.io/ios/app/csj-gps/id1459989511/reviews)** | [2.8 (39 ratings)](https://appshunter.io/ios/app/deerc-gps/id1515701188/reviews) |
| Number of ratings | 13 | **39** |
| Positive reviews | **27.3% of reviews** | 7.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 91 MB | 112 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [泽生 王](https://appshunter.io/developer/1322937991) | [Xiamen Huoshiquan Import & Export CO., LTD](https://appshunter.io/developer/1564396770) |

## What reviewers say

### CSJ GPS

[App page](https://appshunter.io/ios/app/csj-gps/id1459989511)

Control your aircraft's flight and view real-time camera feeds on your mobile device. Capture photos and videos, utilize track mode, perform 360° rolls, and experience immersive VR mode.

**Highlights:** Real-time camera feed, Photo and video recording, Track mode, 360° roll over, VR mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Deerc GPS

[App page](https://appshunter.io/ios/app/deerc-gps/id1515701188)

Control a drone via Wi-Fi with live video and photo feeds. Features include GPS positioning for stable flight and smart follow-me capabilities, making it an engaging hobby product.

**Highlights:** Wi-Fi drone control, FPV video and photo display, GPS positioning flight, Smart phone following flight, Live video streaming

**In-app purchases:** none


## Frequently asked questions

### Is CSJ GPS free?

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

### Is Deerc GPS free?

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

### Which has better reviews, CSJ GPS or Deerc GPS?

CSJ GPS is rated higher. CSJ GPS averages 3.7 out of 5 from 13 ratings, while Deerc GPS averages 2.8 from 39 ratings.

### Do CSJ GPS or Deerc GPS have ads?

Neither CSJ GPS nor Deerc GPS shows ads.

### Which is updated more often, CSJ GPS or Deerc GPS?

CSJ GPS ships an update every 3 weeks, and Deerc GPS every 3 weeks. Most recently, CSJ GPS was updated on October 7, 2026 and Deerc GPS on October 20, 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.*