Tentacle Timebar vs ARC II
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tentacle Timebar
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.
- Monitor timecode
- View frame rate
- Check battery status
- See signal strength
- Read-only configuration
- Copy timecode to clipboard
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Use this app to monitor the timecode of your Bluetooth Tentacle Sync E and Tentacle Track E. For each device, the following information is available: ・timecode ・frame rate ・battery status ・signal strength In contrast to the regular "Tentacle Setup" app, this app does not allow for changing the configuration of your Tentacle devices on purpose. The app provides a "read-only" view of your setup, reducing the possibility of accidental misconfiguration. Pressing the timecode copies the current timecode to the clipboard. Tentacle Sync E and Tentacle Track E are available at https://shop.tentaclesync.com or from one of our resellers. Questions? Please visit: www.tentaclesync.com
ARC II
Control your Arc II unit to capture professional videos and time-lapses. Features automatic face tracking, manual video control with keyframes, and real-time remote operation. Easily set up time-lapses and trigger your camera's shutter.
- Automatic Face Tracking
- Manual Video Control with Keyframes
- Real-time Remote Control
- Time-Lapse Setup
- Camera Shutter Triggering
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Use this app to control your Arc II unit to capture incredible videos and time-lapses. There are multiple modes to choose from depending on what you’re filming. Automatic Face Tracking - Get in the frame and start filming. Arc II tracks your movement and keeps you in the shot. Change the framing, tracking speed, and even loop your slider for interview shots. Note: this mode requires you to mount your phone to your camera. See our website for the Camera Phone Mount. Video Mode - Use the intuitive trackpads to setup your move. Create keyframes to adjust up to 4 axis of movement. Remote Control - Use the trackpads to control Arc II and your Rhino Slider in real time. Loop your slider when you want to focus on nailing your pan/tilt move. You can lock off individual axis for more precise control and even change the sensitivity of the pad. Time-Lapse - Setup a time-lapse in minutes with the easy-to-use controls. Arc II can also trigger your camera’s shutter to eliminate motion blur. Note: shutter triggering requires a shutter release cable that can be purchased on our website.
Screenshots
Verdict
The clearest difference is review sentiment: Tentacle Timebar at 67% against ARC II's 0%. Tentacle Timebar also leads on rating (4.3 vs 2.4) and device support (4 vs 2). ARC II's advantage is update cadence (every 10 days vs every 6 months) and ratings volume (18 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 2.4. Both are backed by a comparable volume of ratings — 4 and 18 respectively. Written reviews point the same way: 67% of Tentacle Timebar's written reviews are positive against 0% of ARC II's.
Tentacle Timebar ships an update every 6 months, ARC II every 10 days. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.
| Parameter | Tentacle Timebar | ARC II |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (4 ratings) — better | 2.4 (18 ratings) |
| Positive reviews | 66.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 | 18 — better |
| Update frequency | Every 6 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Tentacle Sync GmbH | Rhino Camera Gear |
Customer experience
Tentacle Timebar
ARC II
In-app purchases
Tentacle Timebar
No in-app purchases
ARC II
No in-app purchases









