# Circuit Cellar vs GEST Service Call

The clearest difference is rating: GEST Service Call at 5.0 against Circuit Cellar's 1.5. GEST Service Call also leads on in-app purchases (none vs 10) and update cadence (monthly vs every 16 months). Circuit Cellar's advantage is iOS requirement (11.0 vs 14.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Circuit Cellar sells 10 in-app purchases, starting at $23.99 per year. GEST Service Call asks for nothing beyond the download.

GEST Service Call holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Circuit Cellar ships an update every 16 months, GEST Service Call monthly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Circuit Cellar | GEST Service Call |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/circuit-cellar/id1187533465/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gest-service-call/id1431714870/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Monthly** |
| Monetization | Subscription | **Free** |
| Size | 33 MB | 61 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Magzter Inc.](https://appshunter.io/developer/406791755) | [Yachtcloud](https://appshunter.io/developer/1054294425) |

## What reviewers say

### Circuit Cellar

[App page](https://appshunter.io/ios/app/circuit-cellar/id1187533465)

Access in-depth engineering tutorials, microcontroller projects, and industry news for electrical engineers and electronics enthusiasts. Explore topics like embedded development, signal processing, and IoT. Subscriptions are available within the app.

**Highlights:** Engineering tutorials, Microcontroller projects, Embedded systems news, Signal processing articles, IoT project guides, Robotics content

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Circuit Cellar 30 | $23.99 | per year |
| Circuit Cellar 1 Year | $34.99 | per year |
| Circuit Cellar - December 2016 | $8.99 | one-time |
| Circuit Cellar - November 2016 | $8.99 | one-time |
| Circuit Cellar - January 2017 | $8.99 | one-time |
| Circuit Cellar - July 2017 | $8.99 | one-time |
| December 2017 | $8.99 | one-time |
| July 2018 | $8.99 | one-time |
| March 2018 | $8.99 | one-time |
| Circuit Cellar November 2018 | $8.99 | one-time |


### GEST Service Call

[App page](https://appshunter.io/ios/app/gest-service-call/id1431714870)

This app connects to a specialized service call button for luxury environments. It offers features like location identification, hardware monitoring, and easy WiFi integration. Designed for those who seek premium functionality and sophisticated design.

**Highlights:** Easy WiFi integration, Location identification via iBeacon, Hardware monitoring (battery, temp, connectivity), Wireless charging support, Customizable design options

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Cellar free?

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

### Is GEST Service Call free?

GEST Service Call is free to download, with no in-app purchases.

### Which has better reviews, Circuit Cellar or GEST Service Call?

GEST Service Call is rated higher. Circuit Cellar averages 1.5 out of 5 from 2 ratings, while GEST Service Call averages 5.0 from 1 ratings.

### Do Circuit Cellar or GEST Service Call have ads?

Neither Circuit Cellar nor GEST Service Call shows ads.

### Which is updated more often, Circuit Cellar or GEST Service Call?

Circuit Cellar ships an update every 16 months, and GEST Service Call monthly. Most recently, Circuit Cellar was updated on October 24, 2026 and GEST Service Call on October 10, 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.*