# HS Sirius vs EasyThetaShot

The clearest difference is in-app purchases: HS Sirius at none against EasyThetaShot's 1. HS Sirius also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.6). EasyThetaShot's advantage is update cadence (every 3 days vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. EasyThetaShot sells 1 one-off in-app purchase. HS Sirius asks for nothing beyond the download.

HS Sirius ships an update every 3 weeks, EasyThetaShot every 3 days. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HS Sirius | EasyThetaShot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (11 ratings)](https://appshunter.io/ios/app/hs-sirius/id6478848481/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 146 MB | 1 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HOLY STONE TECHNOLOGY Co.,Ltd.](https://appshunter.io/developer/1471499018) | [Naoto Azuma](https://appshunter.io/developer/1896144872) |

## What reviewers say

### HS Sirius

[App page](https://appshunter.io/ios/app/hs-sirius/id6478848481)

Control your drone for aerial photography with this app. It offers features like smart takeoff/landing, trajectory flight, and HD live video transmission to help you capture stunning shots.

**Highlights:** Drone control via USB, Smart takeoff and landing, Precise trajectory flight, HD real-time video transmission, Aerial photography tools

**Features:** macOS Compatibility

**In-app purchases:** none


### EasyThetaShot

[App page](https://appshunter.io/ios/app/easythetashot/id6765968469)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Shots - One Time | $19.99 | one-time |


## Frequently asked questions

### Is HS Sirius free?

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

### Is EasyThetaShot free?

EasyThetaShot is free to download, with in-app purchases available.

### Do HS Sirius or EasyThetaShot have ads?

Neither HS Sirius nor EasyThetaShot shows ads.

### Which is updated more often, HS Sirius or EasyThetaShot?

HS Sirius ships an update every 3 weeks, and EasyThetaShot every 3 days. Most recently, HS Sirius was updated on October 20, 2026 and EasyThetaShot on October 25, 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.*