# Interactive Protist Explorer vs Math Tools B

The clearest difference is price: Math Tools B at Free against Interactive Protist Explorer's $1.99. Math Tools B also leads on update cadence (every 10 days vs every 4 months) and iOS requirement (10.0 vs 12.0). On ads, in-app purchases and device support there is nothing between them.

Math Tools B is free to download; Interactive Protist Explorer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Interactive Protist Explorer ships an update every 4 months, Math Tools B every 10 days. The most recent releases landed on September 23, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Interactive Protist Explorer | Math Tools B |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-tools-b/id1583421717/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 64 MB | 48 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPad, Apple TV | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [Jaron Wakley](https://appshunter.io/developer/1582834657) |

## What reviewers say

### Interactive Protist Explorer

[App page](https://appshunter.io/ios/app/interactive-protist-explorer/id1270888856)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Tools B

[App page](https://appshunter.io/ios/app/math-tools-b/id1583421717)

This app helps users understand mathematical concepts and perform various numerical tasks. It offers features like factoring, prime factorization, fraction simplification, and random number generation, all computed locally for speed.

**Highlights:** Factoring, Prime Factorization, Greatest Common Divisor, Decimal to Fraction Conversion, Fraction Simplification, Fraction Arithmetic, Random Number Generation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interactive Protist Explorer free?

Interactive Protist Explorer costs $1.99, with no in-app purchases.

### Is Math Tools B free?

Math Tools B is free to download, with no in-app purchases.

### Do Interactive Protist Explorer or Math Tools B have ads?

Neither Interactive Protist Explorer nor Math Tools B shows ads.

### Which is updated more often, Interactive Protist Explorer or Math Tools B?

Interactive Protist Explorer ships an update every 4 months, and Math Tools B every 10 days. Most recently, Interactive Protist Explorer was updated on September 23, 2026 and Math Tools B on September 30, 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.*