# SenseMath vs Fourier App

The clearest difference is ads: SenseMath at none against Fourier App's shown. On price, update cadence, 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.

SenseMath ships an update every 4 months, Fourier App every 3 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SenseMath | Fourier App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Size | 32 MB | 30 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Koninklijke Visio, Landelijke Stichting Slechtzienden en Blinden](https://appshunter.io/developer/1546257768) | [Sthefano Schiavon](https://appshunter.io/developer/1882733645) |

## What reviewers say

### SenseMath

[App page](https://appshunter.io/ios/app/sensemath/id1546257766)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fourier App

[App page](https://appshunter.io/ios/app/fourier-app/id6760314201)

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

**In-app purchases:** none


## Frequently asked questions

### Is SenseMath free?

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

### Is Fourier App free?

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

### Do SenseMath or Fourier App have ads?

Fourier App shows ads; SenseMath does not.

### Which is updated more often, SenseMath or Fourier App?

SenseMath ships an update every 4 months, and Fourier App every 3 months. Most recently, SenseMath was updated on October 25, 2026 and Fourier App 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.*