# Circuit Laboratory HD vs CapacitorCalc

The clearest difference is price: CapacitorCalc at $0.99 against Circuit Laboratory HD's $6.99. CapacitorCalc also leads on update cadence (every 13 months vs every 27 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

Circuit Laboratory HD costs $6.99 and CapacitorCalc $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Circuit Laboratory HD ships an update every 27 months, CapacitorCalc every 13 months. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Circuit Laboratory HD | CapacitorCalc |
| --- | --- | --- |
| Price | $6.99 | **$0.99** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 13 months** |
| Monetization | Paid | — |
| Size | 180 MB | 18 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fabrizio Boco](https://appshunter.io/developer/466239616) | [oskari saarinen](https://appshunter.io/developer/1234576917) |

## What reviewers say

### Circuit Laboratory HD

[App page](https://appshunter.io/ios/app/circuit-laboratory-hd/id1056997109)

This app allows users to design and analyze electronic circuits graphically. It supports various analysis types including DC, AC, multifrequency AC, and transient, with a wide range of components and measuring instruments.

**Highlights:** Graphical circuit design, DC analysis, AC analysis, Multifrequency AC analysis, Transient analysis, Component library, Measuring instruments

**Features:** macOS Compatibility

**In-app purchases:** none


### CapacitorCalc

[App page](https://appshunter.io/ios/app/capacitorcalc/id1234576918)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Circuit Laboratory HD free?

Circuit Laboratory HD costs $6.99, with no in-app purchases.

### Is CapacitorCalc free?

CapacitorCalc costs $0.99, with no in-app purchases.

### Do Circuit Laboratory HD or CapacitorCalc have ads?

Neither Circuit Laboratory HD nor CapacitorCalc shows ads.

### Which is updated more often, Circuit Laboratory HD or CapacitorCalc?

Circuit Laboratory HD ships an update every 27 months, and CapacitorCalc every 13 months. Most recently, Circuit Laboratory HD was updated on October 15, 2026 and CapacitorCalc on October 14, 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.*