# Electronics Tools & Calculator vs Circuit Simulator

The clearest difference is review sentiment: Circuit Simulator at 73% against Electronics Tools & Calculator's 17%. Circuit Simulator also leads on rating (4.7 vs 4.0) and ads (none vs shown). Electronics Tools & Calculator's advantage is in-app purchases (none vs 8). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Circuit Simulator sells 8 in-app purchases, starting at $0.99 per month. Electronics Tools & Calculator asks for nothing beyond the download.

Circuit Simulator holds the better App Store score, 4.7 against 4.0. Both are backed by a comparable volume of ratings — 16 and 72 respectively. Written reviews point the same way: 17% of Electronics Tools & Calculator's written reviews are positive against 73% of Circuit Simulator's.

Electronics Tools & Calculator ships an update every 2 months, Circuit Simulator every 6 weeks. The most recent releases landed on September 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Electronics Tools & Calculator | Circuit Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews) | **[4.7 (72 ratings)](https://appshunter.io/ios/app/circuit-simulator-voltsim/id6736870364/reviews)** |
| Number of ratings | 16 | **72** |
| Positive reviews | 16.7% of reviews | **72.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 63 MB | 103 MB |
| Requires iOS | **15.0** | 15.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anas Abubakar](https://appshunter.io/developer/1581534101) | [Sindhu Gopi](https://appshunter.io/developer/1773585161) |

## What reviewers say

### Electronics Tools & Calculator

[App page](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136)

This app serves as a pocket-sized electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding both engineers and hobbyists in their design processes.

**Highlights:** Electronic component reference, Electronic circuit reference, Filter design calculators, Inductor winding calculators, Transformer winding calculators, Resistor and capacitor calculations, Ohm's law and power calculations

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

**In-app purchases:** none


### Circuit Simulator

[App page](https://appshunter.io/ios/app/circuit-simulator-voltsim/id6736870364)

Design and simulate electronic and digital circuits in real-time. Visualize voltage and current flow, and analyze circuit behavior with tools like oscilloscopes and multimeters. Offers a user-friendly experience for circuit design and digital electronic analysis.

**Highlights:** Real-time electronic circuit simulation, Digital circuit simulation, Voltage and current analysis, Multichannel oscilloscope, Multimeter tools, Circuit design and tuning

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extensions Subscription | $0.99 | per month |
| Sensors Extension | $0.99 | one-time |
| Custom Chips Extension | $1.99 | one-time |
| Instruments extension | $2.99 | one-time |
| Analog Extension | $3.99 | one-time |
| Misc Extension | $3.99 | one-time |
| Digital Extension | $3.99 | one-time |
| Extension Pack | $12.99 | one-time |


## Frequently asked questions

### Is Electronics Tools & Calculator free?

Electronics Tools & Calculator is free to download, with no in-app purchases.

### Is Circuit Simulator free?

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

### Which has better reviews, Electronics Tools & Calculator or Circuit Simulator?

Circuit Simulator is rated higher. Electronics Tools & Calculator averages 4.0 out of 5 from 16 ratings, while Circuit Simulator averages 4.7 from 72 ratings.

### Do Electronics Tools & Calculator or Circuit Simulator have ads?

Electronics Tools & Calculator shows ads; Circuit Simulator does not.

### Which is updated more often, Electronics Tools & Calculator or Circuit Simulator?

Electronics Tools & Calculator ships an update every 2 months, and Circuit Simulator every 6 weeks. Most recently, Electronics Tools & Calculator was updated on September 9, 2026 and Circuit Simulator on September 25, 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.*