# LensKit vs LightCalc.io

The clearest difference is ads: LensKit at none against LightCalc.io's shown. LensKit also leads on iOS requirement (15.0 vs 18.0). LightCalc.io's advantage is update cadence (fortnightly vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. LensKit sells 3 in-app purchases, starting at $4.99 per month and LightCalc.io sells 1 in-app purchase, starting at $34.99 per year. Whichever you choose, the download price is not the number that matters.

LensKit ships an update every 2 months, LightCalc.io fortnightly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | LensKit | LightCalc.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (56 ratings)](https://appshunter.io/ios/app/lenskit-lens-tools/id1523521746/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 165 MB | 57 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zak Ray](https://appshunter.io/developer/890528996) | [Matthias Streicher-Feldhofer](https://appshunter.io/developer/1896729345) |

## What reviewers say

### 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 |


### LightCalc.io

[App page](https://appshunter.io/ios/app/lightcalcio/id6770274311)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LightCalc Plus | $34.99 | per year |


## Frequently asked questions

### Is LensKit free?

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

### Is LightCalc.io free?

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

### Do LensKit or LightCalc.io have ads?

LightCalc.io shows ads; LensKit does not.

### Which is updated more often, LensKit or LightCalc.io?

LensKit ships an update every 2 months, and LightCalc.io fortnightly. Most recently, LensKit was updated on November 7, 2026 and LightCalc.io on October 31, 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.*