# Scrub Ninjas AP Bio Prep Game vs Polynomial Solver Step by Step

The clearest difference is price: Polynomial Solver Step by Step at Free against Scrub Ninjas AP Bio Prep Game's $19.99. Polynomial Solver Step by Step also leads on in-app purchases (none vs 5) and update cadence (every 4 days vs every 33 months). Scrub Ninjas AP Bio Prep Game's advantage is iOS requirement (10.0 vs 15.0). On rating, ads and device support there is nothing between them.

Polynomial Solver Step by Step is free to download; Scrub Ninjas AP Bio Prep Game costs $19.99 up front. Scrub Ninjas AP Bio Prep Game sells 5 one-off in-app purchases. Polynomial Solver Step by Step asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Scrub Ninjas AP Bio Prep Game against 5.0 for Polynomial Solver Step by Step. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Scrub Ninjas AP Bio Prep Game ships an update every 33 months, Polynomial Solver Step by Step every 4 days. The most recent releases landed on August 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Scrub Ninjas AP Bio Prep Game | Polynomial Solver Step by Step |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/scrub-ninjas-ap-bio-prep-game/id1496557581/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/polynomial-solver-step-by-step/id6738137256/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 83 MB | 4 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [EDTECH EDU LLC](https://appshunter.io/developer/966781291) | [Yuri Morozov](https://appshunter.io/developer/1582368813) |

## What reviewers say

### Scrub Ninjas AP Bio Prep Game

[App page](https://appshunter.io/ios/app/scrub-ninjas-ap-bio-prep-game/id1496557581)

This educational game uses gamified flashcards and over 1,000 multiple-choice questions to help high school students review AP Biology concepts. It's designed for visual learners to maximize retention and recall through fun, interactive gameplay.

**Highlights:** 1000+ AP Biology MCQs, Gamified flashcards, Spaced learning methodology, Rapid recall and repetition, Study alone or in groups, Visual learner design

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack of 4 'Scalpel Shurken' | $0.99 | one-time |
| Pack of Throwing Chain Reactor | $0.99 | one-time |
| Pack of 4 'Throwing Mallet' | $0.99 | one-time |
| Pack of 4 'Throwing Forcep' | $0.99 | one-time |
| Pack Of All Weapons(four each) | $1.99 | one-time |


### Polynomial Solver Step by Step

[App page](https://appshunter.io/ios/app/polynomial-solver-step-by-step/id6738137256)

This app serves as a calculator and educational tool for students learning algebra. It offers step-by-step explanations for polynomial operations, root finding, and advanced iterative solving methods, complemented by interactive graphs.

**Highlights:** Polynomial multiplication and division, Rational root finding algorithm, Iterative solving methods (Durand-Kerner, Aberth, Newton, etc.), Interactive polynomial and derivative graphs, Complex plane visualizations of algorithms, Links to online references

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scrub Ninjas AP Bio Prep Game free?

Scrub Ninjas AP Bio Prep Game costs $19.99, and also offers in-app purchases.

### Is Polynomial Solver Step by Step free?

Polynomial Solver Step by Step is free to download, with no in-app purchases.

### Which has better reviews, Scrub Ninjas AP Bio Prep Game or Polynomial Solver Step by Step?

Scrub Ninjas AP Bio Prep Game and Polynomial Solver Step by Step are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Scrub Ninjas AP Bio Prep Game or Polynomial Solver Step by Step have ads?

Neither Scrub Ninjas AP Bio Prep Game nor Polynomial Solver Step by Step shows ads.

### Which is updated more often, Scrub Ninjas AP Bio Prep Game or Polynomial Solver Step by Step?

Scrub Ninjas AP Bio Prep Game ships an update every 33 months, and Polynomial Solver Step by Step every 4 days. Most recently, Scrub Ninjas AP Bio Prep Game was updated on August 12, 2026 and Polynomial Solver Step by Step on October 25, 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.*