# iformula vs Equation

The clearest difference is ads: iformula at none against Equation's shown. Equation's advantage is iOS requirement (15.1 vs 17.6). 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.

iformula ships an update every 2 months, Equation monthly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | iformula | Equation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/iformula/id325337275/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 65.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 59 MB | 34 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Werner](https://appshunter.io/developer/325337278) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### iformula

[App page](https://appshunter.io/ios/app/iformula/id325337275)

This app is a comprehensive math learning platform for students and professionals. It offers a vast library of over 1000 math equations and topics, along with features like search, note-taking, and bookmarking. It aims to eliminate the need for physical math textbooks.

**Highlights:** 1000+ math equations and topics, Full-featured search functionality, Note-taking system, Bookmarking for favorite equations, Dual language support (English & German), Dark mode support

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

**In-app purchases:** none


### Equation

[App page](https://appshunter.io/ios/app/equation-solver/id1618982230)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iformula free?

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

### Is Equation free?

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

### Do iformula or Equation have ads?

Equation shows ads; iformula does not.

### Which is updated more often, iformula or Equation?

iformula ships an update every 2 months, and Equation monthly. Most recently, iformula was updated on October 13, 2026 and Equation 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.*