# ZoeLog vs Kessler kOS

The clearest difference is review sentiment: ZoeLog at 85% against Kessler kOS's 0%. ZoeLog also leads on rating (4.7 vs 3.0) and update cadence (weekly vs every 3 months). Kessler kOS's advantage is in-app purchases (none vs 6). On price, ads and device support there is nothing between them.

Both are free to download. ZoeLog sells 3 one-off in-app purchases. Kessler kOS asks for nothing beyond the download.

ZoeLog holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: ZoeLog has 35 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 85% of ZoeLog's written reviews are positive against 0% of Kessler kOS's.

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

## The numbers

| Metric | ZoeLog | Kessler kOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (35 ratings)](https://appshunter.io/ios/app/zoelog/id1116849235/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/kessler-kos/id1128523711/reviews) |
| Number of ratings | **35** | 3 |
| Positive reviews | **84.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 75 MB | 39 MB |
| Requires iOS | **17.4** | 26.0 |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zoe Van Brunt](https://appshunter.io/developer/1075308367) | [Kessler Crane Inc.](https://appshunter.io/developer/529307950) |

## What reviewers say

### ZoeLog

[App page](https://appshunter.io/ios/app/zoelog/id1116849235)

Streamline camera reporting for film and TV productions. This app replaces paper logbooks with custom keypads for fast data entry and cloud syncing for team-wide access. Generate professional PDF reports and share them easily with your crew.

**Highlights:** Custom keypads for fast logging, Automatic cloud syncing, Searchable camera reports, Professional PDF report generation, Real-time team sharing, Offline use with automatic backup

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $4.99 | one-time |
| Multiple Months | $4.99 | one-time |
| 1 Year | $49.99 | one-time |


### 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


## Frequently asked questions

### Is ZoeLog free?

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

### Is Kessler kOS free?

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

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

ZoeLog is rated higher. ZoeLog averages 4.7 out of 5 from 35 ratings, while Kessler kOS averages 3.0 from 3 ratings.

### Do ZoeLog or Kessler kOS have ads?

Neither ZoeLog nor Kessler kOS shows ads.

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

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