# SDFly vs Fly Go 4

The clearest difference is rating: Fly Go 4 at 4.1 against SDFly's 2.3. Fly Go 4 also leads on review sentiment (36% vs 20%) and ratings volume (105 vs 11). SDFly's advantage is in-app purchases (none vs 8) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Fly Go 4 sells 8 in-app purchases, starting at $7.99 per 7 days. SDFly asks for nothing beyond the download.

Fly Go 4 holds the better App Store score, 4.1 against 2.3. That said, the two scores are not equally well evidenced: Fly Go 4 has 105 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 20% of SDFly's written reviews are positive against 36% of Fly Go 4's.

SDFly ships an update every 3 weeks, Fly Go 4 every 4 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SDFly | Fly Go 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (11 ratings)](https://appshunter.io/ios/app/sdfly/id1548259330/reviews) | **[4.1 (105 ratings)](https://appshunter.io/ios/app/fly-go-4-drone-mobile-camera/id6470186052/reviews)** |
| Number of ratings | 11 | **105** |
| Positive reviews | 20.0% of reviews | **35.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 192 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen SwellPro Technology Co.,LTD](https://appshunter.io/developer/1113943094) | [COOLDEV CO., LTD](https://appshunter.io/developer/1629570682) |

## What reviewers say

### SDFly

[App page](https://appshunter.io/ios/app/sdfly/id1548259330)

Control your drone with live HD viewing, adjust camera and gimbal settings, and plan complex flight missions. Share your aerial footage through live streaming on popular platforms. Supports joint operations with multiple devices.

**Highlights:** Live HD viewing, Live HD streaming, Aircraft and gimbal control, Mission planning, Various flight modes, Multi-device connection

**Features:** macOS Compatibility

**In-app purchases:** none


### Fly Go 4

[App page](https://appshunter.io/ios/app/fly-go-4-drone-mobile-camera/id6470186052)

Control your drone with advanced flight features and real-time HD video transmission. Explore intelligent flight modes for professional-quality footage and track flight data. Compatible with a wide range of drone models.

**Highlights:** Advanced flight controls, Real-time HD video transmission, Smart flight modes (ActiveTrack, QuickShot), Intuitive user interface, Comprehensive flight data logging, Wide drone model compatibility

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Standard | $7.99 | per 7 days |
| Monthly | $9.99 | per month |
| Monthly | $9.99 | per month |
| Yearly | $39.99 | per year |
| Yearly | $39.99 | per year |
| Yearly One-time Discount | $45.49 | per year |
| Lifetime One-time Discount | $49.99 | one-time |
| Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is SDFly free?

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

### Is Fly Go 4 free?

Fly Go 4 is free to download, with in-app purchases available.

### Which has better reviews, SDFly or Fly Go 4?

Fly Go 4 is rated higher. SDFly averages 2.3 out of 5 from 11 ratings, while Fly Go 4 averages 4.1 from 105 ratings.

### Do SDFly or Fly Go 4 have ads?

Fly Go 4 shows ads; SDFly does not.

### Which is updated more often, SDFly or Fly Go 4?

SDFly ships an update every 3 weeks, and Fly Go 4 every 4 weeks. Most recently, SDFly was updated on October 12, 2026 and Fly Go 4 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.*