# Kessler kOS vs FinderKit

The clearest difference is review sentiment: FinderKit at 90% against Kessler kOS's 0%. FinderKit also leads on rating (4.9 vs 3.0) and ratings volume (13 vs 3). Kessler kOS's advantage is in-app purchases (none vs 3). On price, update cadence and ads there is nothing between them.

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

FinderKit holds the better App Store score, 4.9 against 3.0. Both are backed by a comparable volume of ratings — 3 and 13 respectively. Written reviews point the same way: 0% of Kessler kOS's written reviews are positive against 90% of FinderKit's.

Kessler kOS ships an update every 3 months, FinderKit every 2 months. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Kessler kOS | FinderKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/kessler-kos/id1128523711/reviews) | **[4.9 (13 ratings)](https://appshunter.io/ios/app/finderkit-viewfinder/id1634870713/reviews)** |
| Number of ratings | 3 | **13** |
| Positive reviews | 0.0% of reviews | **89.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 39 MB | 48 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kessler Crane Inc.](https://appshunter.io/developer/529307950) | [Zak Ray](https://appshunter.io/developer/890528996) |

## What reviewers say

### Kessler kOS

[App page](https://appshunter.io/ios/app/kessler-kos/id1128523711)

This advanced software provides precise wireless control for professional camera motion systems. It enables users to create complex, repeatable camera movements for various video and photography applications through an intuitive interface.

**Highlights:** Ultra-refined keyframe control, Wireless iPad control, Timelapse and stop motion modes, Complex keyframe movement, Editable keyframes, Repeatable camera moves, Event mode for live scenarios

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

**In-app purchases:** none


### FinderKit

[App page](https://appshunter.io/ios/app/finderkit-viewfinder/id1634870713)

This app simulates camera and lens combinations to provide an accurate preview for filmmaking and photography. It helps users organize projects, save media, and generate shotlists, streamlining workflow for creators and crews.

**Highlights:** Accurate camera and lens previews, Extensive camera and lens library, Project and scene organization, In-app gallery with notes, PDF shotlist export, Customizable overlays and accessories, Multicam preset buttons

**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 | $29.99 | one-time |


## Frequently asked questions

### Is Kessler kOS free?

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

### Is FinderKit free?

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

### Which has better reviews, Kessler kOS or FinderKit?

FinderKit is rated higher. Kessler kOS averages 3.0 out of 5 from 3 ratings, while FinderKit averages 4.9 from 13 ratings.

### Do Kessler kOS or FinderKit have ads?

Neither Kessler kOS nor FinderKit shows ads.

### Which is updated more often, Kessler kOS or FinderKit?

Kessler kOS ships an update every 3 months, and FinderKit every 2 months. Most recently, Kessler kOS was updated on October 12, 2026 and FinderKit on October 16, 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.*