# NEET Biology Master vs Testorithm

The clearest difference is in-app purchases: Testorithm at none against NEET Biology Master's 1. Testorithm also leads on ads (none vs shown) and update cadence (weekly vs every 4 weeks). NEET Biology Master's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. NEET Biology Master sells 1 one-off in-app purchase. Testorithm asks for nothing beyond the download.

NEET Biology Master ships an update every 4 weeks, Testorithm weekly. Both last shipped on October 9, 2026.

## The numbers

| Metric | NEET Biology Master | Testorithm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Weekly** |
| Size | 48 MB | 51 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Hoa Nguyen Quang](https://appshunter.io/developer/1434185665) | [Testorithm Private Limited](https://appshunter.io/developer/6797440209) |

## What reviewers say

### NEET Biology Master

[App page](https://appshunter.io/ios/app/neet-biology-master/id6787382999)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NEET Biology Premium | $4.99 | one-time |


### Testorithm

[App page](https://appshunter.io/ios/app/testorithm/id6797440207)

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

**In-app purchases:** none


## Frequently asked questions

### Is NEET Biology Master free?

NEET Biology Master is free to download, with in-app purchases available.

### Is Testorithm free?

Testorithm is free to download, with no in-app purchases.

### Do NEET Biology Master or Testorithm have ads?

NEET Biology Master shows ads; Testorithm does not.

### Which is updated more often, NEET Biology Master or Testorithm?

NEET Biology Master ships an update every 4 weeks, and Testorithm weekly. Most recently, NEET Biology Master was updated on October 9, 2026 and Testorithm on October 9, 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.*