# Partial fraction decomposition vs Signals and Systems

The clearest difference is update cadence: Partial fraction decomposition at every 10 days against Signals and Systems's every 5 weeks. Partial fraction decomposition also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Partial fraction decomposition sells 1 one-off in-app purchase and Signals and Systems sells 6 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Partial fraction decomposition ships an update every 10 days, Signals and Systems every 5 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Partial fraction decomposition | Signals and Systems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/partial-fraction-decomposition/id1661102075/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 2 MB | 18 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Partial fraction decomposition

[App page](https://appshunter.io/ios/app/partial-fraction-decomposition/id1661102075)

Calculate partial fraction decomposition with detailed steps. Export and print your calculations. Ideal for students, engineers, and professionals needing mathematical assistance.

**Highlights:** Partial fraction decomposition calculation, Show calculation steps, Export calculations to PDF, Print calculation steps, Supports up to second-degree polynomials, Unlimited polynomial degree (Pro)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro feature | $1.99 | one-time |


### Signals and Systems

[App page](https://appshunter.io/ios/app/signals-and-systems/id6739804680)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is Partial fraction decomposition free?

Partial fraction decomposition is free to download, with in-app purchases available.

### Is Signals and Systems free?

Signals and Systems is free to download, with in-app purchases available.

### Do Partial fraction decomposition or Signals and Systems have ads?

Neither Partial fraction decomposition nor Signals and Systems shows ads.

### Which is updated more often, Partial fraction decomposition or Signals and Systems?

Partial fraction decomposition ships an update every 10 days, and Signals and Systems every 5 weeks. Most recently, Partial fraction decomposition was updated on October 30, 2026 and Signals and Systems on October 28, 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.*