# Probability Distribution vs Tu Mejor Version

The clearest difference is review sentiment: Tu Mejor Version at 100% against Probability Distribution's 33%. Tu Mejor Version also leads on in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Probability Distribution sells 1 one-off in-app purchase. Tu Mejor Version asks for nothing beyond the download.

Probability Distribution ships an update every 2 weeks, Tu Mejor Version fortnightly. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Probability Distribution | Tu Mejor Version |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (15 ratings)](https://appshunter.io/ios/app/probability-distribution/id6447695305/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 7 MB | 49 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Madiyar Aitbayev](https://appshunter.io/developer/1229466587) | [Tu Mejor Version](https://appshunter.io/developer/1776917991) |

## What reviewers say

### Probability Distribution

[App page](https://appshunter.io/ios/app/probability-distribution/id6447695305)

This app allows users to calculate probabilities and visualize various continuous and discrete probability distributions. It supports a wide range of common distributions and plans to add more in the future.

**Highlights:** Calculate probabilities, Visualize distributions, Normal (Gaussian) distribution, Binomial distribution, Poisson distribution, Exponential distribution

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Distributions | $2.99 | one-time |


### Tu Mejor Version

[App page](https://appshunter.io/ios/app/tu-mejor-version/id6737522818)

Access all your mindfulness videos in one convenient app. Receive notifications for the latest updates and easily save your favorite content for quick access. Enjoy a seamless experience without needing to remember passwords.

**Highlights:** Access all videos in one app, Push notifications for updates, Password-free video access, Save favorite posts, Daily mindfulness practice

**In-app purchases:** none


## Frequently asked questions

### Is Probability Distribution free?

Probability Distribution is free to download, with in-app purchases available.

### Is Tu Mejor Version free?

Tu Mejor Version is free to download, with no in-app purchases.

### Do Probability Distribution or Tu Mejor Version have ads?

Neither Probability Distribution nor Tu Mejor Version shows ads.

### Which is updated more often, Probability Distribution or Tu Mejor Version?

Probability Distribution ships an update every 2 weeks, and Tu Mejor Version fortnightly. Most recently, Probability Distribution was updated on October 12, 2026 and Tu Mejor Version on October 16, 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.*