# Tentacle Setup vs Open Callsheet

The clearest difference is in-app purchases: Tentacle Setup at none against Open Callsheet's 1. Tentacle Setup also leads on ratings volume (14 vs 1) and device support (5 vs 3). Open Callsheet's advantage is iOS requirement (13.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Open Callsheet sells 1 in-app purchase, starting at $0.99 per year. Tentacle Setup asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.9 for Tentacle Setup against 4.0 for Open Callsheet. That said, the two scores are not equally well evidenced: Tentacle Setup has 14 ratings behind it against 1, so its average is the more settled of the two.

Tentacle Setup ships an update every 4 weeks, Open Callsheet every 3 weeks. The most recent releases landed on September 25, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Tentacle Setup | Open Callsheet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (14 ratings)](https://appshunter.io/ios/app/tentacle-setup/id1035157175/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/open-callsheet/id1511804886/reviews)** |
| Number of ratings | **14** | 1 |
| Positive reviews | 52.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 21 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tentacle Sync GmbH](https://appshunter.io/developer/1133987689) | [New Endian LLC](https://appshunter.io/developer/459947183) |

## What reviewers say

### Tentacle Setup

[App page](https://appshunter.io/ios/app/tentacle-setup/id1035157175)

This app allows you to control Tentacle SYNC E, TRACK E, and TIMEBAR devices via Bluetooth. It facilitates setting, syncing, and recording timecode for professional audio and video workflows. Simply turn on Bluetooth and follow the on-screen instructions to manage your devices.

**Highlights:** Device control via Bluetooth, Set, sync, and record timecode, Manage SYNC E, TRACK E, and TIMEBAR, Intuitive on-screen instructions, Streamlined workflow management

**In-app purchases:** none


### Open Callsheet

[App page](https://appshunter.io/ios/app/open-callsheet/id1511804886)

This app automatically organizes important information from your email callsheets, saving you time. It uses AI to read and extract details, allowing quick access to daily schedules and contact information. You can also manually import PDFs for easy reference.

**Highlights:** Automatic callsheet detection from email, Manual PDF import, Smart text selection for web, maps, and phone, On-the-go reference, AI-powered organization

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Open Callsheet Subscription | $0.99 | per year |


## Frequently asked questions

### Is Tentacle Setup free?

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

### Is Open Callsheet free?

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

### Which has better reviews, Tentacle Setup or Open Callsheet?

Open Callsheet is rated higher. Tentacle Setup averages 3.9 out of 5 from 14 ratings, while Open Callsheet averages 4.0 from 1 ratings.

### Do Tentacle Setup or Open Callsheet have ads?

Neither Tentacle Setup nor Open Callsheet shows ads.

### Which is updated more often, Tentacle Setup or Open Callsheet?

Tentacle Setup ships an update every 4 weeks, and Open Callsheet every 3 weeks. Most recently, Tentacle Setup was updated on September 25, 2026 and Open Callsheet on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*