# ZERO vs SDFly 2

The clearest difference is update cadence: ZERO at fortnightly against SDFly 2's every 5 weeks. On price, review sentiment, 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.

ZERO ships an update fortnightly, SDFly 2 every 5 weeks. The most recent releases landed on September 26, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ZERO | SDFly 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/sdfly-2/id1637217896/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 125 MB | 56 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Directed Electronics Australia](https://appshunter.io/developer/1083778713) | [Shenzhen SwellPro Technology Co.,LTD](https://appshunter.io/developer/1113943094) |

## What reviewers say

### ZERO

[App page](https://appshunter.io/ios/app/zero-x-evolve/id1476655278)

Control your ZXP Evolve drone directly from your smartphone or tablet. This application provides the interface for piloting your drone and accessing its features.

**Highlights:** Drone piloting via smartphone, Tablet compatibility, Direct drone control interface, Access to drone features

**Features:** macOS Compatibility

**In-app purchases:** none


### SDFly 2

[App page](https://appshunter.io/ios/app/sdfly-2/id1637217896)

This is a beta application for a specific drone accessory, requiring a firmware update and not yet fully functional. Users are advised to use the regular app unless they intend to use the MP1 Megaphone. Image display is not supported in this version.

**Highlights:** MP1 Megaphone compatibility, Beta version for testing, Requires specific firmware update, Drone control functionality (limited), Access via support website for setup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZERO free?

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

### Is SDFly 2 free?

SDFly 2 is free to download, with no in-app purchases.

### Do ZERO or SDFly 2 have ads?

Neither ZERO nor SDFly 2 shows ads.

### Which is updated more often, ZERO or SDFly 2?

ZERO ships an update fortnightly, and SDFly 2 every 5 weeks. Most recently, ZERO was updated on September 26, 2026 and SDFly 2 on October 2, 2026.

---

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