# Duoptra vs 横竖双拍

The clearest difference is ads: 横竖双拍 at none against Duoptra's shown. Duoptra's advantage is update cadence (every 2 days vs weekly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Duoptra sells 3 in-app purchases, starting at $0.99 per 7 days and 横竖双拍 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Duoptra ships an update every 2 days, 横竖双拍 weekly. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Duoptra | 横竖双拍 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/duoptra-dual-camera/id6761823299/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | Ad-supported | — |
| Size | 41 MB | 2 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [Jonathan Mercandalli](https://appshunter.io/developer/1891612621) | [明杰 张](https://appshunter.io/developer/6778631215) |

## What reviewers say

### Duoptra

[App page](https://appshunter.io/ios/app/duoptra-dual-camera/id6761823299)

Capture professional-quality video with simultaneous front and back camera recording. Offers advanced manual controls, pro video formats like ProRes, and built-in editing tools for filmmakers and content creators.

**Highlights:** Simultaneous dual-camera recording, Pro video formats (ProRes, H.265, H.264), Manual ISO, shutter speed, and exposure controls, Advanced monitoring tools (waveform, focus peaking), Built-in video trimming and cropping, 4K resolution at up to 60fps

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $0.99 | per 7 days |
| Full Access Pass | $0.99 | per month |
| Full Access Pass | $4.99 | per 7 days |


### 横竖双拍

[App page](https://appshunter.io/ios/app/dual-camera/id6778661719)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁 Pro 版 | $2.99 | one-time |


## Frequently asked questions

### Is Duoptra free?

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

### Is 横竖双拍 free?

横竖双拍 is free to download, with in-app purchases available.

### Do Duoptra or 横竖双拍 have ads?

Duoptra shows ads; 横竖双拍 does not.

### Which is updated more often, Duoptra or 横竖双拍?

Duoptra ships an update every 2 days, and 横竖双拍 weekly. Most recently, Duoptra was updated on October 31, 2026 and 横竖双拍 on October 28, 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.*