# DuoLens vs REC LOOP

The clearest difference is in-app purchases: REC LOOP at none against DuoLens's 1. REC LOOP also leads on update cadence (every 6 days vs every 2 months) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. DuoLens sells 1 one-off in-app purchase. REC LOOP asks for nothing beyond the download.

DuoLens ships an update every 2 months, REC LOOP every 6 days. The most recent releases landed on September 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | DuoLens | REC LOOP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 25 MB | 3 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dung Vu](https://appshunter.io/developer/1797970314) | [Junpei Okumura](https://appshunter.io/developer/6773895881) |

## What reviewers say

### DuoLens

[App page](https://appshunter.io/ios/app/duolens-dual-video-recorder/id6761377862)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $0.99 | one-time |


### REC LOOP

[App page](https://appshunter.io/ios/app/rec-loop-camera/id6815988078)

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

**In-app purchases:** none


## Frequently asked questions

### Is DuoLens free?

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

### Is REC LOOP free?

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

### Do DuoLens or REC LOOP have ads?

Neither DuoLens nor REC LOOP shows ads.

### Which is updated more often, DuoLens or REC LOOP?

DuoLens ships an update every 2 months, and REC LOOP every 6 days. Most recently, DuoLens was updated on September 25, 2026 and REC LOOP on October 29, 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.*