# UTNotes vs Combinations & Probabilities

The clearest difference is in-app purchases: UTNotes at none against Combinations & Probabilities's 1. UTNotes also leads on ads (none vs shown) and device support (3 vs 1). Combinations & Probabilities's advantage is update cadence (weekly vs every 2 weeks). On price there is nothing between them.

Both are free to download. Combinations & Probabilities sells 1 one-off in-app purchase. UTNotes asks for nothing beyond the download.

UTNotes ships an update every 2 weeks, Combinations & Probabilities weekly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | UTNotes | Combinations & Probabilities |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/utnotes/id1567724676/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 8 MB | 33 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [可塑 倪](https://appshunter.io/developer/1538110047) | [Joao Carrion](https://appshunter.io/developer/1044104256) |

## What reviewers say

### UTNotes

[App page](https://appshunter.io/ios/app/utnotes/id1567724676)

Edit markdown documents with this app. It allows you to write and preview mathematical formulas using LaTeX syntax in real-time.

**Highlights:** Markdown editing, LaTeX math formula support, Real-time preview, Document editing

**In-app purchases:** none


### Combinations & Probabilities

[App page](https://appshunter.io/ios/app/combinations-and-probabilities/id6758729922)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C&P Pro | $2.99 | one-time |


## Frequently asked questions

### Is UTNotes free?

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

### Is Combinations & Probabilities free?

Combinations & Probabilities is free to download, with in-app purchases available.

### Do UTNotes or Combinations & Probabilities have ads?

Combinations & Probabilities shows ads; UTNotes does not.

### Which is updated more often, UTNotes or Combinations & Probabilities?

UTNotes ships an update every 2 weeks, and Combinations & Probabilities weekly. Most recently, UTNotes was updated on November 3, 2026 and Combinations & Probabilities 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.*