# TwinViewer vs Video Delay

The clearest difference is update cadence: TwinViewer at every 5 weeks against Video Delay's every 14 months. TwinViewer also leads on review sentiment (64% vs 42%). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. TwinViewer sells 1 one-off in-app purchase and Video Delay sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TwinViewer ships an update every 5 weeks, Video Delay every 14 months. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | TwinViewer | Video Delay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (24 ratings)](https://appshunter.io/ios/app/twinviewer/id531595249/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | **64.0% of reviews** | 41.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 14 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1 MB | 1 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masako Sakanashi](https://appshunter.io/developer/410497749) | [Hiroaki SAWANO](https://appshunter.io/developer/794858636) |

## What reviewers say

### TwinViewer

[App page](https://appshunter.io/ios/app/twinviewer/id531595249)

View and compare two photo albums side-by-side. This app allows you to pick the best shots, delete unwanted ones, create combined images, and access detailed EXIF data. It offers intuitive gestures for navigation and zooming.

**Highlights:** Dual-screen photo viewing, Side-by-side photo comparison, Create combined images, View EXIF data, Zoom and swipe navigation, Sync/Async viewer modes

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


### Video Delay

[App page](https://appshunter.io/ios/app/video-delay-form-check/id1458580798)

Instantly review your movements with a customizable delay. This app plays back your actions seconds after you perform them, allowing for continuous practice without manual recording or playback. Ideal for refining technique in sports, dance, music, and more.

**Highlights:** Adjustable delay from 1 to 120 seconds, Front and rear camera support, Mirror mode for flipped playback, Skeleton overlay for body line analysis, Two-pane display (live vs. delayed), No ads or data collection

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $3.99 | one-time |


## Frequently asked questions

### Is TwinViewer free?

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

### Is Video Delay free?

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

### Do TwinViewer or Video Delay have ads?

Neither TwinViewer nor Video Delay shows ads.

### Which is updated more often, TwinViewer or Video Delay?

TwinViewer ships an update every 5 weeks, and Video Delay every 14 months. Most recently, TwinViewer was updated on October 21, 2026 and Video Delay on October 10, 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.*