# Slideshow Master Pro vs BLVCK

The clearest difference is rating: Slideshow Master Pro at 4.6 against BLVCK's 4.0. Slideshow Master Pro also leads on in-app purchases (none vs 2) and review sentiment (84% vs 59%). BLVCK's advantage is update cadence (every 5 weeks vs every 5 months). On price and ads there is nothing between them.

Both are free to download. BLVCK sells 2 in-app purchases, starting at $3.99 per 7 days. Slideshow Master Pro asks for nothing beyond the download.

Slideshow Master Pro holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Slideshow Master Pro has 1.3K ratings behind it against 208, so its average is the more settled of the two. Written reviews point the same way: 84% of Slideshow Master Pro's written reviews are positive against 59% of BLVCK's.

Slideshow Master Pro ships an update every 5 months, BLVCK every 5 weeks. Both last shipped on October 21, 2026.

## The numbers

| Metric | Slideshow Master Pro | BLVCK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.3K ratings)](https://appshunter.io/ios/app/slideshow-master-pro-maker/id1225490847/reviews)** | [4.0 (208 ratings)](https://appshunter.io/ios/app/blvck-black-and-white-effect/id6444122959/reviews) |
| Number of ratings | **1.3K** | 208 |
| Positive reviews | **84.5% of reviews** | 58.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | **Free** | Subscription |
| Size | 85 MB | 84 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [丽譞 牛](https://appshunter.io/developer/944644382) | [Priyaben Patel](https://appshunter.io/developer/1568939806) |

## What reviewers say

### Slideshow Master Pro

[App page](https://appshunter.io/ios/app/slideshow-master-pro-maker/id1225490847)

Easily create engaging video slideshows from your photos. Select templates, add music from a large library, and apply stunning transitions and animations. Save and share your creations in various resolutions.

**Highlights:** Combine photos into movies, 150+ stunning transitions, 50+ built-in music tracks, Customizable photo cropping, Multiple resolution support, Moving and particle animations

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Simple and straightforward
- 💡 Lots of effects and transitions
- 👍 User-friendly interface
- 🚀 Fast and efficient

**What reviewers complain about**

- 🐛 Crashes when adding music
- 🔒 Limited music options
- 🐛 Orientation issues on iPad
- 🐛 Rendering problems with large slideshows
- 🔒 Cannot use own audio recordings

**Reported bugs**

- Crashes when trying to add music
- Slideshow order not maintained
- Compatibility issues with iOS 10.3.2

**Requested features**

- Add option to select photos from albums
- Implement continuous loop playback
- Allow mixing of videos and photos
- Provide more music/audio options


### BLVCK

[App page](https://appshunter.io/ios/app/blvck-black-and-white-effect/id6444122959)

Transform your photos into professional-grade black and white masterpieces with a variety of filters and textures. Easily add grunge, grain, dust, and creative borders for artistic effects without complex editing.

**Highlights:** Black and white photo effects, Over 50 B&W filters, Duotone filters, Photo textures (grain, dust, light leak), Creative photo borders, Blend modes with borders

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BLVCK-PREMIUM-Weekly | $3.99 | per 7 days |
| BLVCK-PREMIUM-YEARLY | $39.99 | per year |

**What reviewers like**

- 👍 Great filters
- 👍 Useful black and white features
- 👍 Fun to use
- 👍 Nice visual effects

**What reviewers complain about**

- 🐛 Crashes frequently
- 🤖 Annoying rating request pop-ups
- 🤖 Keeps asking for rating even after rating
- 🤖 Confusing interface elements

**Reported bugs**

- Crashes when loading photos from camera roll
- Unstable and frequently closes without warning

**Requested features**

- Allow choosing own duotone colors
- Add video tutorial for using black and white features
- Improve stability and reduce crashes


## Frequently asked questions

### Is Slideshow Master Pro free?

Slideshow Master Pro is free to download, with no in-app purchases.

### Is BLVCK free?

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

### Which has better reviews, Slideshow Master Pro or BLVCK?

Slideshow Master Pro is rated higher. Slideshow Master Pro averages 4.6 out of 5 from 1.3K ratings, while BLVCK averages 4.0 from 208 ratings.

### Do Slideshow Master Pro or BLVCK have ads?

Neither Slideshow Master Pro nor BLVCK shows ads.

### Which is updated more often, Slideshow Master Pro or BLVCK?

Slideshow Master Pro ships an update every 5 months, and BLVCK every 5 weeks. Most recently, Slideshow Master Pro was updated on October 21, 2026 and BLVCK on October 21, 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.*