# Donna Pro vs BLACKSLATE7

The clearest difference is rating: Donna Pro at 4.5 against BLACKSLATE7's 2.7. Donna Pro also leads on review sentiment (60% vs 20%) and update cadence (every 4 days vs every 3 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Donna Pro holds the better App Store score, 4.5 against 2.7. Both are backed by a comparable volume of ratings — 14 and 6 respectively. Written reviews point the same way: 60% of Donna Pro's written reviews are positive against 20% of BLACKSLATE7's.

Donna Pro ships an update every 4 days, BLACKSLATE7 every 3 months. The most recent releases landed on June 1, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Donna Pro | BLACKSLATE7 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14 ratings)](https://appshunter.io/ios/app/donna-pro/id1248670372/reviews)** | [2.7 (6 ratings)](https://appshunter.io/ios/app/blackslate7/id6443485693/reviews) |
| Number of ratings | **14** | 6 |
| Positive reviews | **60.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free | Free |
| Size | 256 MB | 19 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kristopher Prygrocki](https://appshunter.io/developer/824447689) | [Lummico Sp. z o.o.](https://appshunter.io/developer/1645077423) |

## What reviewers say

### Donna Pro

[App page](https://appshunter.io/ios/app/donna-pro/id1248670372)

This app simulates the menu structure of RED cameras, allowing users to learn, practice, and reference settings. It's a valuable tool for filmmakers and technicians working with RED camera systems, offering quick access to information and support resources.

**Highlights:** Realtime Push Notifications, IPP2 Menu Tree Simulation, RED TECH information, FAQ and Support access, Frame rate and resolution calculator, Learn, practice, and reference menu structure

**Features:** macOS Compatibility

**In-app purchases:** none


### BLACKSLATE7

[App page](https://appshunter.io/ios/app/blackslate7/id6443485693)

This app transforms your smartphone into a programmable clapperboard for film and TV production. Easily load custom images or pre-set templates onto a compatible physical slate using NFC technology. Adjust image contrast and create grayscale effects for optimal visual output.

**Highlights:** Program images onto physical slate via NFC, Load pre-set SLATE templates, Create custom clapperboard images, Crop, scale, and rotate images, Adjust black/white threshold for contrast, Unique dithering control for grayscale simulation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Donna Pro free?

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

### Is BLACKSLATE7 free?

BLACKSLATE7 is free to download, with no in-app purchases.

### Which has better reviews, Donna Pro or BLACKSLATE7?

Donna Pro is rated higher. Donna Pro averages 4.5 out of 5 from 14 ratings, while BLACKSLATE7 averages 2.7 from 6 ratings.

### Do Donna Pro or BLACKSLATE7 have ads?

Neither Donna Pro nor BLACKSLATE7 shows ads.

### Which is updated more often, Donna Pro or BLACKSLATE7?

Donna Pro ships an update every 4 days, and BLACKSLATE7 every 3 months. Most recently, Donna Pro was updated on June 1, 2026 and BLACKSLATE7 on June 11, 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.*