# Circuit Cellar vs ValueCalm

The clearest difference is review sentiment: ValueCalm at 100% against Circuit Cellar's 0%. ValueCalm also leads on rating (5.0 vs 1.5) and monetization model (freemium vs subscription). Circuit Cellar's advantage is iOS requirement (11.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Circuit Cellar sells 10 in-app purchases, starting at $23.99 per year and ValueCalm sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ValueCalm holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 0% of Circuit Cellar's written reviews are positive against 100% of ValueCalm's.

Circuit Cellar ships an update every 16 months, ValueCalm every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Circuit Cellar | ValueCalm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/circuit-cellar/id1187533465/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/valuecalm/id6756942549/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 months** |
| Monetization | Subscription | **Freemium** |
| Size | 33 MB | 7 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Magzter Inc.](https://appshunter.io/developer/406791755) | [Daniel Jaimes](https://appshunter.io/developer/1860699259) |

## 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 |


### ValueCalm

[App page](https://appshunter.io/ios/app/valuecalm/id6756942549)

This app helps you manage your health by tracking vital signs and habits. It offers personalized insights and reminders, with a strong focus on data privacy by storing information locally on your device. Unlock advanced features and reporting with a PRO upgrade.

**Highlights:** Comprehensive vitals tracking (Blood Pressure, Glucose, Weight, Pulse), Smart daily insights and trend analysis, Medication and habit reminders, Doctor-ready PDF reports (PRO), 100% private, local data storage, Bilingual support (English & Spanish)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ValueCalm - Monthly | $4.99 | per month |
| ValueCalm - Yearly | $29.99 | per year |
| ValueCalm Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Circuit Cellar free?

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

### Is ValueCalm free?

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

### Which has better reviews, Circuit Cellar or ValueCalm?

ValueCalm is rated higher. Circuit Cellar averages 1.5 out of 5 from 2 ratings, while ValueCalm averages 5.0 from 4 ratings.

### Do Circuit Cellar or ValueCalm have ads?

Neither Circuit Cellar nor ValueCalm shows ads.

### Which is updated more often, Circuit Cellar or ValueCalm?

Circuit Cellar ships an update every 16 months, and ValueCalm every 2 months. Most recently, Circuit Cellar was updated on October 24, 2026 and ValueCalm on October 24, 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.*