# Kessler kOS vs Tentacle Timebar

The clearest difference is review sentiment: Tentacle Timebar at 67% against Kessler kOS's 0%. Tentacle Timebar also leads on rating (4.3 vs 3.0) and device support (4 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

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

Tentacle Timebar holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 0% of Kessler kOS's written reviews are positive against 67% of Tentacle Timebar's.

Kessler kOS ships an update every 3 months, Tentacle Timebar every 6 months. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Kessler kOS | Tentacle Timebar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/kessler-kos/id1128523711/reviews) | **[4.3 (4 ratings)](https://appshunter.io/ios/app/tentacle-timebar/id1318315303/reviews)** |
| Number of ratings | 3 | **4** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 39 MB | 4 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Kessler Crane Inc.](https://appshunter.io/developer/529307950) | [Tentacle Sync GmbH](https://appshunter.io/developer/1133987689) |

## 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


### Tentacle Timebar

[App page](https://appshunter.io/ios/app/tentacle-timebar/id1318315303)

Monitor the timecode, frame rate, battery status, and signal strength of your Bluetooth Tentacle Sync E and Track E devices. This read-only app prevents accidental misconfiguration, offering a safe way to view device information. Copy the current timecode to your clipboard with a simple press.

**Highlights:** Monitor timecode, View frame rate, Check battery status, See signal strength, Read-only configuration, Copy timecode to clipboard

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Kessler kOS free?

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

### Is Tentacle Timebar free?

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

### Which has better reviews, Kessler kOS or Tentacle Timebar?

Tentacle Timebar is rated higher. Kessler kOS averages 3.0 out of 5 from 3 ratings, while Tentacle Timebar averages 4.3 from 4 ratings.

### Do Kessler kOS or Tentacle Timebar have ads?

Neither Kessler kOS nor Tentacle Timebar shows ads.

### Which is updated more often, Kessler kOS or Tentacle Timebar?

Kessler kOS ships an update every 3 months, and Tentacle Timebar every 6 months. Most recently, Kessler kOS was updated on October 12, 2026 and Tentacle Timebar on October 5, 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.*