# IntroStat vs Binomial Distribution Calc

The clearest difference is ads: Binomial Distribution Calc at none against IntroStat's shown. Binomial Distribution Calc also leads on update cadence (every 3 weeks vs every 3 months). IntroStat's advantage is iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. IntroStat sells 1 one-off in-app purchase and Binomial Distribution Calc sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

IntroStat ships an update every 3 months, Binomial Distribution Calc every 3 weeks. The most recent releases landed on September 18, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | IntroStat | Binomial Distribution Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (24 ratings)](https://appshunter.io/ios/app/introstat-statistics-solver/id1592602025/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 180 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhiyi Zhang](https://appshunter.io/developer/1592602327) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### IntroStat

[App page](https://appshunter.io/ios/app/introstat-statistics-solver/id1592602025)

This app serves as a comprehensive statistics calculator and learning tool for introductory statistics courses. It offers a wide range of calculation features, data visualization, and an integrated textbook with formulas and examples.

**Highlights:** Summary statistics calculation, Data visualization (boxplots, histograms), Probability calculations, Hypothesis testing, Confidence intervals, Integrated statistics textbook

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IntroStat Premium Features | $4.99 | one-time |


### Binomial Distribution Calc

[App page](https://appshunter.io/ios/app/binomial-distribution-calc/id6472449122)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Lifetime Access | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is IntroStat free?

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

### Is Binomial Distribution Calc free?

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

### Do IntroStat or Binomial Distribution Calc have ads?

IntroStat shows ads; Binomial Distribution Calc does not.

### Which is updated more often, IntroStat or Binomial Distribution Calc?

IntroStat ships an update every 3 months, and Binomial Distribution Calc every 3 weeks. Most recently, IntroStat was updated on September 18, 2026 and Binomial Distribution Calc on August 15, 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.*