# Video Buffer Pre vs DuoRoll

The clearest difference is in-app purchases: DuoRoll at none against Video Buffer Pre's 3. Video Buffer Pre's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 17.6). On price and ads there is nothing between them.

Both are free to download. Video Buffer Pre sells 3 in-app purchases, starting at $4.99 per 7 days. DuoRoll asks for nothing beyond the download.

## The numbers

| Metric | Video Buffer Pre | DuoRoll |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (46 ratings)](https://appshunter.io/ios/app/video-buffer-pre-recorder-4k/id1331747164/reviews)** | — |
| Number of ratings | **46** | — |
| Positive reviews | 60.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 3 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [michal bojanowicz](https://appshunter.io/developer/1135528823) | [Asadbek Noyibjonov](https://appshunter.io/developer/1716582336) |

## What reviewers say

### Video Buffer Pre

[App page](https://appshunter.io/ios/app/video-buffer-pre-recorder-4k/id1331747164)

Capture moments that have already happened with a pre-recording buffer. Save device storage and avoid tedious editing by recording only the highlights. Ideal for sports, events, or unexpected occurrences.

**Highlights:** Buffered video recording, Up to 100 seconds buffer time, DualCam Mode, 4K video quality, Apple Watch remote support, Slow-motion support

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $5.99 | per month |
| Yearly | $29.99 | per year |


### DuoRoll

[App page](https://appshunter.io/ios/app/duoroll/id6776519176)

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

**In-app purchases:** none


## Frequently asked questions

### Is Video Buffer Pre free?

Video Buffer Pre is free to download, with in-app purchases available.

### Is DuoRoll free?

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

### Do Video Buffer Pre or DuoRoll have ads?

Neither Video Buffer Pre nor DuoRoll shows ads.

---

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