# Subliminal Video vs Nero KnowHow

The clearest difference is price: Nero KnowHow at Free against Subliminal Video's $2.99. Nero KnowHow also leads on rating (5.0 vs 4.2) and review sentiment (88% vs 58%). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Nero KnowHow is free to download; Subliminal Video costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Nero KnowHow holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 10 and 4 respectively. Written reviews point the same way: 58% of Subliminal Video's written reviews are positive against 88% of Nero KnowHow's.

Subliminal Video ships an update every 3 months, Nero KnowHow every 2 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Subliminal Video | Nero KnowHow |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.2 (10 ratings)](https://appshunter.io/ios/app/subliminal-video-hd/id521732251/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/nero-knowhow/id1119599988/reviews)** |
| Number of ratings | **10** | 4 |
| Positive reviews | 57.7% of reviews | **88.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 42 MB | 50 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Francis Bonnin](https://appshunter.io/developer/284043095) | [Nero AG](https://appshunter.io/developer/598875299) |

## What reviewers say

### Subliminal Video

[App page](https://appshunter.io/ios/app/subliminal-video-hd/id521732251)

Add hidden images and messages to your videos. Customize frames with new visuals or text for a subtle, unconscious impact. Use it for fun, to prank friends, or to add unique visual effects and signatures to your creations.

**Highlights:** Add hidden images and messages, Customize video frames, Subtle unconscious impact, Create unique visual effects, Add video signatures, Import videos from device or camera, Export modified videos

**Features:** Vision Pro support

**In-app purchases:** none


### Nero KnowHow

[App page](https://appshunter.io/ios/app/nero-knowhow/id1119599988)

This app serves as a digital learning companion for Nero products, offering FAQs, video tutorials, manuals, and a glossary. It helps users easily understand and utilize all features of their Nero software.

**Highlights:** FAQ and tips, Video tutorials, Application manuals, Glossary of terms, Access to Nero End User Forum

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subliminal Video free?

Subliminal Video costs $2.99, with no in-app purchases.

### Is Nero KnowHow free?

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

### Which has better reviews, Subliminal Video or Nero KnowHow?

Nero KnowHow is rated higher. Subliminal Video averages 4.2 out of 5 from 10 ratings, while Nero KnowHow averages 5.0 from 4 ratings.

### Do Subliminal Video or Nero KnowHow have ads?

Neither Subliminal Video nor Nero KnowHow shows ads.

### Which is updated more often, Subliminal Video or Nero KnowHow?

Subliminal Video ships an update every 3 months, and Nero KnowHow every 2 months. Most recently, Subliminal Video was updated on October 24, 2026 and Nero KnowHow on October 20, 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.*