# DR.Lissajous vs Electronics Tools & Calculator

The clearest difference is rating: DR.Lissajous at 4.5 against Electronics Tools & Calculator's 4.0. DR.Lissajous also leads on ads (none vs shown) and review sentiment (50% vs 17%). Electronics Tools & Calculator's advantage is update cadence (every 6 weeks vs every 23 months) and ratings volume (16 vs 2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DR.Lissajous holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Electronics Tools & Calculator has 16 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of DR.Lissajous's written reviews are positive against 17% of Electronics Tools & Calculator's.

DR.Lissajous ships an update every 23 months, Electronics Tools & Calculator every 6 weeks. The most recent releases landed on October 13, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | DR.Lissajous | Electronics Tools & Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/drlissajous/id713543974/reviews)** | [4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews) |
| Number of ratings | 2 | **16** |
| Positive reviews | **50.0% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 23 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 41 MB | 63 MB |
| Requires iOS | **9.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Roth](https://appshunter.io/developer/356650850) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### DR.Lissajous

[App page](https://appshunter.io/ios/app/drlissajous/id713543974)

Explore the visual patterns created by combining horizontal and vertical electron beam movements. Manipulate amplitudes, frequencies, and phase differences to generate unique spirograph-like curves on your screen.

**Highlights:** Create Lissajous curves, Simulate electron beam motion, Adjust amplitudes, Modify frequencies, Change phase difference, Generate spirograph patterns

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is DR.Lissajous free?

DR.Lissajous is free to download, with no in-app purchases.

### Is Electronics Tools & Calculator free?

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

### Which has better reviews, DR.Lissajous or Electronics Tools & Calculator?

DR.Lissajous is rated higher. DR.Lissajous averages 4.5 out of 5 from 2 ratings, while Electronics Tools & Calculator averages 4.0 from 16 ratings.

### Do DR.Lissajous or Electronics Tools & Calculator have ads?

Electronics Tools & Calculator shows ads; DR.Lissajous does not.

### Which is updated more often, DR.Lissajous or Electronics Tools & Calculator?

DR.Lissajous ships an update every 23 months, and Electronics Tools & Calculator every 6 weeks. Most recently, DR.Lissajous was updated on October 13, 2026 and Electronics Tools & Calculator on October 27, 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.*