# iMathematics vs Binomial Probability P(X=k)

iMathematics and Binomial Probability P(X=k) are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. iMathematics sells 12 in-app purchases, starting at $0.99 per month and Binomial Probability P(X=k) sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

iMathematics ships an update every 10 days, Binomial Probability P(X=k) every 3 weeks. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | iMathematics | Binomial Probability P(X=k) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (34 ratings)](https://appshunter.io/ios/app/imathematics-math-solver/id337535181/reviews)** | — |
| Number of ratings | **34** | — |
| Positive reviews | 72.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 93 MB | 180 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Giarrusso](https://appshunter.io/developer/1433879699) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### iMathematics

[App page](https://appshunter.io/ios/app/imathematics-math-solver/id337535181)

This app offers AI-powered math problem-solving and interactive quizzes to help students study and improve their skills. It provides step-by-step solutions, covers over 70 math topics with clear explanations, and includes specialized calculators for various subjects.

**Highlights:** AI Assistant for step-by-step solutions, Interactive daily quizzes, Over 70 math topics with explanations, Specialized interactive calculators, Advanced search functionality, Daily practice exercises

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Essential | $0.99 | per month |
| Quiz | $1.49 | per month |
| Lessons (1 Month) | $2.49 | per month |
| iMathematics PRO - Monthly | $2.99 | per month |
| iMathematics PRO Quarterly | $5.99 | per 3 months |
| Essential | $7.99 | per year |
| Quiz | $11.99 | per year |
| Lessons | $16.49 | per year |
| iMathematics Pro - Annual | $17.99 | per year |
| Essential (Forever) | $26.99 | one-time |
| Quiz (Forever) | $41.99 | one-time |
| Lessons (Forever) | $79.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Helps improve math skills
- 💡 Covers wide range of math topics
- 🔒 No ads or in-app purchases

**What reviewers complain about**

- 🐛 Bugs and technical issues
- 💰 Limited free content, requires paid upgrade
- 📚 Lacks detailed explanations and examples
- 🤔 Not suitable for all grade levels

**Reported bugs**

- Top buttons not working in quizzes
- Crashes when trying to report issues
- Keyboard issues when answering questions

**Requested features**

- More interactive features like drawing tools
- Expanded content coverage beyond GCSE level
- Improved user interface and navigation


### Binomial Probability P(X=k)

[App page](https://appshunter.io/ios/app/binomial-probability-pxk/id6472449007)

**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 iMathematics free?

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

### Is Binomial Probability P(X=k) free?

Binomial Probability P(X=k) is free to download, with in-app purchases available.

### Do iMathematics or Binomial Probability P(X=k) have ads?

Neither iMathematics nor Binomial Probability P(X=k) shows ads.

### Which is updated more often, iMathematics or Binomial Probability P(X=k)?

iMathematics ships an update every 10 days, and Binomial Probability P(X=k) every 3 weeks. Most recently, iMathematics was updated on October 9, 2026 and Binomial Probability P(X=k) on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*