# Donna vs LensKit

The clearest difference is rating: LensKit at 4.9 against Donna's 4.3. LensKit also leads on ratings volume (56 vs 10). Donna's advantage is in-app purchases (none vs 3) and iOS requirement (8.0 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. LensKit sells 3 in-app purchases, starting at $4.99 per month. Donna asks for nothing beyond the download.

LensKit holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: LensKit has 56 ratings behind it against 10, so its average is the more settled of the two. Written reviews split almost evenly too, at 71% and 70% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Donna | LensKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (10 ratings)](https://appshunter.io/ios/app/donna/id938319301/reviews) | **[4.9 (56 ratings)](https://appshunter.io/ios/app/lenskit-lens-tools/id1523521746/reviews)** |
| Number of ratings | 10 | **56** |
| Positive reviews | **70.8% of reviews** | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 59 MB | 165 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kristopher Prygrocki](https://appshunter.io/developer/824447689) | [Zak Ray](https://appshunter.io/developer/890528996) |

## What reviewers say

### Donna

[App page](https://appshunter.io/ios/app/donna/id938319301)

This app serves as a pocket-sized assistant for users of RED cameras, enabling them to learn, practice, and reference the DSMC/DSMC2 menu structure. It helps avoid on-camera menu surfing and provides insights from industry professionals.

**Highlights:** Learn RED camera menu structure, Practice menu navigation, Reference DSMC/DSMC2 menus, Avoid on-camera menu surfing, Industry professional insights, Support for specific firmware versions

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

**In-app purchases:** none


### LensKit

[App page](https://appshunter.io/ios/app/lenskit-lens-tools/id1523521746)

This app provides professional tools for filmmakers and cinematographers, offering extensive lens specifications, camera coverage simulations, and advanced depth of field calculations. It helps plan shoots, make on-set decisions, and ensure compatibility with various cameras and lenses, including Netflix-approved formats.

**Highlights:** Extensive lens database (2000+ lenses), Camera sensor coverage simulation, Lens matching for various configurations, Depth of field calculator, Shot preview and framing simulation, Netflix 4K mandate compliance tool

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Annual Subscription | $49.99 | per year |
| Lifetime Access | $99.99 | one-time |


## Frequently asked questions

### Is Donna free?

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

### Is LensKit free?

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

### Which has better reviews, Donna or LensKit?

LensKit is rated higher. Donna averages 4.3 out of 5 from 10 ratings, while LensKit averages 4.9 from 56 ratings.

### Do Donna or LensKit have ads?

Neither Donna nor LensKit shows ads.

### Which is updated more often, Donna or LensKit?

Donna ships an update every 2 months, and LensKit every 2 months. Most recently, Donna was updated on November 1, 2026 and LensKit on November 3, 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.*