# iformula vs All in One Formula

The clearest difference is in-app purchases: iformula at none against All in One Formula's 1. iformula also leads on update cadence (every 2 months vs every 6 months). All in One Formula's advantage is iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. All in One Formula sells 1 one-off in-app purchase. iformula asks for nothing beyond the download.

iformula ships an update every 2 months, All in One Formula every 6 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | iformula | All in One Formula |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 59 MB | 90 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Werner](https://appshunter.io/developer/325337278) | [Raj Dev Barman](https://appshunter.io/developer/1832913213) |

## 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


### All in One Formula

[App page](https://appshunter.io/ios/app/all-in-one-formula-math-ai/id6749927877)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All-in-One Formula Pro | $24.99 | one-time |


## Frequently asked questions

### Is iformula free?

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

### Is All in One Formula free?

All in One Formula is free to download, with in-app purchases available.

### Do iformula or All in One Formula have ads?

Neither iformula nor All in One Formula shows ads.

### Which is updated more often, iformula or All in One Formula?

iformula ships an update every 2 months, and All in One Formula every 6 months. Most recently, iformula was updated on October 25, 2026 and All in One Formula on October 25, 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.*