# DocScope vs Flicker Insight

The clearest difference is price: DocScope at Free against Flicker Insight's $0.99. DocScope also leads on device support (4 vs 1) and iOS requirement (15.0 vs 18.0). Flicker Insight's advantage is in-app purchases (none vs 2) and update cadence (every 2 days vs weekly). On ads there is nothing between them.

DocScope is free to download; Flicker Insight costs $0.99 up front. DocScope sells 2 in-app purchases, starting at $3.99 per year. Flicker Insight asks for nothing beyond the download.

DocScope ships an update weekly, Flicker Insight every 2 days. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | DocScope | Flicker Insight |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flicker-insight-pwm-test/id6794661401/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 55.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Paid |
| Size | 6 MB | 212 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [鹏飞 高](https://appshunter.io/developer/1747456623) | [名楷 王](https://appshunter.io/developer/1896763218) |

## What reviewers say

### DocScope

[App page](https://appshunter.io/ios/app/docscope/id6757520790)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Yearly Subscription | $3.99 | per year |
| Lifetime | $9.99 | one-time |


### Flicker Insight

[App page](https://appshunter.io/ios/app/flicker-insight-pwm-test/id6794661401)

Detects imperceptible light flicker from various sources like screens and bulbs that can cause eye strain. Offers detailed metrics, ambient light and color temperature estimates, and generates exportable reports. Prioritizes user privacy with offline functionality and no ads.

**Highlights:** Quick flicker test with camera, Eye comfort assessment, Detailed flicker metrics, Ambient illuminance estimate, Color temperature estimate, PDF report generation, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is DocScope free?

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

### Is Flicker Insight free?

Flicker Insight costs $0.99, with no in-app purchases.

### Do DocScope or Flicker Insight have ads?

Neither DocScope nor Flicker Insight shows ads.

### Which is updated more often, DocScope or Flicker Insight?

DocScope ships an update weekly, and Flicker Insight every 2 days. Most recently, DocScope was updated on October 12, 2026 and Flicker Insight on October 9, 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.*