# IntroStat vs Statistics Solver

The clearest difference is rating: IntroStat at 4.9 against Statistics Solver's 4.4. IntroStat also leads on update cadence (every 3 months vs every 22 months) and review sentiment (92% vs 78%). Statistics Solver's advantage is ads (none vs shown). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. IntroStat sells 1 one-off in-app purchase and Statistics Solver sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

IntroStat holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 24 and 70 respectively. Written reviews point the same way: 92% of IntroStat's written reviews are positive against 78% of Statistics Solver's.

IntroStat ships an update every 3 months, Statistics Solver every 22 months. The most recent releases landed on September 18, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | IntroStat | Statistics Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (24 ratings)](https://appshunter.io/ios/app/introstat-statistics-solver/id1592602025/reviews)** | [4.4 (70 ratings)](https://appshunter.io/ios/app/statistics-solver-stat-ai/id6736710910/reviews) |
| Number of ratings | 24 | **70** |
| Positive reviews | **92.3% of reviews** | 77.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 22 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 38 MB | 48 MB |
| Requires iOS | **11.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhiyi Zhang](https://appshunter.io/developer/1592602327) | [East Frisia LLC](https://appshunter.io/developer/547826578) |

## 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 |


### Statistics Solver

[App page](https://appshunter.io/ios/app/statistics-solver-stat-ai/id6736710910)

This AI-powered tool provides instant, step-by-step solutions to complex statistical problems. It supports photo recognition for input and offers detailed explanations to enhance understanding for students and professionals alike.

**Highlights:** Instant AI-powered problem solving, Photo recognition for input, Step-by-step solution explanations, Comprehensive statistical topic coverage, Educational tool for students, Time-saver for professionals

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Weekly | $4.99 | per 7 days |
| Premium - Monthly | $12.99 | per month |
| Premium - Yearly Discount | $14.99 | per year |
| Premium - Yearly | $29.99 | per year |
| Premium - Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is IntroStat free?

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

### Is Statistics Solver free?

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

### Which has better reviews, IntroStat or Statistics Solver?

IntroStat is rated higher. IntroStat averages 4.9 out of 5 from 24 ratings, while Statistics Solver averages 4.4 from 70 ratings.

### Do IntroStat or Statistics Solver have ads?

IntroStat shows ads; Statistics Solver does not.

### Which is updated more often, IntroStat or Statistics Solver?

IntroStat ships an update every 3 months, and Statistics Solver every 22 months. Most recently, IntroStat was updated on September 18, 2026 and Statistics Solver on August 26, 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.*