# functionCalculator vs Linear Function(Math Drills)

The clearest difference is ads: Linear Function(Math Drills) at none against functionCalculator's shown. Linear Function(Math Drills) also leads on update cadence (every 6 weeks vs every 11 months). functionCalculator's advantage is iOS requirement (10.3 vs 12.0). On price, in-app purchases 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.

functionCalculator ships an update every 11 months, Linear Function(Math Drills) every 6 weeks. The most recent releases landed on June 1, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | functionCalculator | Linear Function(Math Drills) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/functioncalculator/id1275985289/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 6 weeks** |
| Monetization | Ad-supported | — |
| Size | 6 MB | 27 MB |
| Requires iOS | **10.3** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jirou Fukuda](https://appshunter.io/developer/689603483) | [郷 田村](https://appshunter.io/developer/1574588679) |

## What reviewers say

### functionCalculator

[App page](https://appshunter.io/ios/app/functioncalculator/id1275985289)

This app calculates the value of mathematical functions y = f(x) for various types of numbers, including irrational ones. It displays results as exact fractions with square roots and can convert them to decimals. The app also supports calculations involving two different input values, alpha and beta.

**Highlights:** Calculate function values for any number type, Display results as exact fractions, Convert results to decimal, Perform operations on two input values, Supports irrational numbers

**Features:** macOS Compatibility

**In-app purchases:** none


### Linear Function(Math Drills)

[App page](https://appshunter.io/ios/app/linear-functionmath-drills/id6444337219)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is functionCalculator free?

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

### Is Linear Function(Math Drills) free?

Linear Function(Math Drills) is free to download, with no in-app purchases.

### Do functionCalculator or Linear Function(Math Drills) have ads?

functionCalculator shows ads; Linear Function(Math Drills) does not.

### Which is updated more often, functionCalculator or Linear Function(Math Drills)?

functionCalculator ships an update every 11 months, and Linear Function(Math Drills) every 6 weeks. Most recently, functionCalculator was updated on June 1, 2026 and Linear Function(Math Drills) on September 11, 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.*