# 20/20 Hindsight Viewer vs CPFlash

The clearest difference is rating: 20/20 Hindsight Viewer at 3.4 against CPFlash's 3.0. 20/20 Hindsight Viewer also leads on update cadence (every 2 months vs every 5 months) and ratings volume (8 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

20/20 Hindsight Viewer holds the better App Store score, 3.4 against 3.0. That said, the two scores are not equally well evidenced: 20/20 Hindsight Viewer has 8 ratings behind it against 1, so its average is the more settled of the two.

20/20 Hindsight Viewer ships an update every 2 months, CPFlash every 5 months. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 20/20 Hindsight Viewer | CPFlash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (8 ratings)](https://appshunter.io/ios/app/2020-hindsight-viewer/id1030866656/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/cpflash/id1489030359/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 112 MB | 27 MB |
| Requires iOS | **8.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Monitoring Technology Inc.](https://appshunter.io/developer/1030866655) | [INNOVATRONIX INCORPORATED](https://appshunter.io/developer/1489030358) |

## What reviewers say

### 20/20 Hindsight Viewer

[App page](https://appshunter.io/ios/app/2020-hindsight-viewer/id1030866656)

Control and view footage from your high-speed industrial camera directly on your iPhone or iPad. Review live slow-motion video, step frame-by-frame, save, edit, and export clips for detailed analysis and backup.

**Highlights:** Live slow-motion video playback, Frame-by-frame stepping, Save and edit video clips, Offline buffer recording, Export clips to flash drives, WiFi camera connection

**Features:** macOS Compatibility

**In-app purchases:** none


### CPFlash

[App page](https://appshunter.io/ios/app/cpflash/id1489030359)

Control your Innovatronix CPFlash 550W device via Bluetooth. Adjust flash power, duration, and test flashes. Explore 8 video light effects with customizable power and individual device control.

**Highlights:** Bluetooth device control, Adjust flash power (0.5%-100%), Set flash duration (80-500 ms), Test flash individually or all, 8 video light effects, Control effects power, Trigger device remotely

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 20/20 Hindsight Viewer free?

20/20 Hindsight Viewer is free to download, with no in-app purchases.

### Is CPFlash free?

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

### Which has better reviews, 20/20 Hindsight Viewer or CPFlash?

20/20 Hindsight Viewer is rated higher. 20/20 Hindsight Viewer averages 3.4 out of 5 from 8 ratings, while CPFlash averages 3.0 from 1 ratings.

### Do 20/20 Hindsight Viewer or CPFlash have ads?

Neither 20/20 Hindsight Viewer nor CPFlash shows ads.

### Which is updated more often, 20/20 Hindsight Viewer or CPFlash?

20/20 Hindsight Viewer ships an update every 2 months, and CPFlash every 5 months. Most recently, 20/20 Hindsight Viewer was updated on October 7, 2026 and CPFlash on October 2, 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.*