# Modular Arithmetic vs Lissajous curves

The clearest difference is review sentiment: Modular Arithmetic at 100% against Lissajous curves's 0%. Modular Arithmetic also leads on device support (4 vs 1) and iOS requirement (12.0 vs 17.6). Lissajous curves's advantage is update cadence (fortnightly vs every 12 months) and price ($0.99 vs $1.99). On ads, in-app purchases and monetization model there is nothing between them.

Modular Arithmetic costs $1.99 and Lissajous curves $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Modular Arithmetic ships an update every 12 months, Lissajous curves fortnightly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Modular Arithmetic | Lissajous curves |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/modular-arithmetic/id687735575/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 2 MB | 1 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Burton](https://appshunter.io/developer/687735578) | [Konstantinos Ladiellis](https://appshunter.io/developer/1516103440) |

## What reviewers say

### Modular Arithmetic

[App page](https://appshunter.io/ios/app/modular-arithmetic/id687735575)

Perform calculations with remainders using a chosen modulus. Supports large numbers, fast modular division and exponentiation, and displays a full calculation transcript. Ideal for understanding modular arithmetic's applications in math and computer science.

**Highlights:** Fixed modulus selection, Arbitrarily large numbers, Fast modular division and exponentiation, Full calculation transcript, Order of operations convention, External keyboard and Siri Shortcuts support

**Features:** Vision Pro support

**In-app purchases:** none


### Lissajous curves

[App page](https://appshunter.io/ios/app/lissajous-curves/id1553830339)

Visualize Lissajous curves with this educational app. Explore mathematical patterns and their visual representations. Ideal for students and enthusiasts of mathematics and physics.

**Highlights:** Lissajous curve visualization, Mathematical pattern exploration, Educational tool, Physics and math concepts

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

**In-app purchases:** none


## Frequently asked questions

### Is Modular Arithmetic free?

Modular Arithmetic costs $1.99, with no in-app purchases.

### Is Lissajous curves free?

Lissajous curves costs $0.99, with no in-app purchases.

### Do Modular Arithmetic or Lissajous curves have ads?

Neither Modular Arithmetic nor Lissajous curves shows ads.

### Which is updated more often, Modular Arithmetic or Lissajous curves?

Modular Arithmetic ships an update every 12 months, and Lissajous curves fortnightly. Most recently, Modular Arithmetic was updated on October 14, 2026 and Lissajous curves on October 12, 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.*