# Dark Reader vs NocturnOps

The clearest difference is in-app purchases: NocturnOps at none against Dark Reader's 2. NocturnOps also leads on update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Dark Reader sells 2 in-app purchases, starting at $4.99 per year. NocturnOps asks for nothing beyond the download.

Dark Reader ships an update every 2 months, NocturnOps every 4 days. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Dark Reader | NocturnOps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/dark-reader-pdf-viewer/id6736392716/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 67 MB | 43 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Utsav Mangla](https://appshunter.io/developer/1729995457) | [Rohit Ghosal](https://appshunter.io/developer/1896394292) |

## What reviewers say

### Dark Reader

[App page](https://appshunter.io/ios/app/dark-reader-pdf-viewer/id6736392716)

Easily read PDF documents in a comfortable dark mode to reduce eye strain and save battery. This app automatically converts any PDF into a dark theme for a better reading experience on your devices.

**Highlights:** PDF dark mode conversion, Automatic dark mode application, All-in-one PDF viewer, Eye comfort focus, Supports iPhone, iPad, macOS

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual | $4.99 | per year |
| Lifetime: Buy once Use forever | $5.99 | one-time |


### NocturnOps

[App page](https://appshunter.io/ios/app/nocturnops/id6767133361)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dark Reader free?

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

### Is NocturnOps free?

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

### Do Dark Reader or NocturnOps have ads?

Neither Dark Reader nor NocturnOps shows ads.

### Which is updated more often, Dark Reader or NocturnOps?

Dark Reader ships an update every 2 months, and NocturnOps every 4 days. Most recently, Dark Reader was updated on September 10, 2026 and NocturnOps on September 15, 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.*