# BioZap vs Cognito

The clearest difference is in-app purchases: BioZap at none against Cognito's 4. BioZap also leads on iOS requirement (12.0 vs 18.0). Cognito's advantage is update cadence (every 3 days vs fortnightly) and device support (5 vs 3). On price and ads there is nothing between them.

Both are free to download. Cognito sells 4 in-app purchases, starting at $1.99 per 7 days. BioZap asks for nothing beyond the download.

BioZap ships an update fortnightly, Cognito every 3 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | BioZap | Cognito |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/cognito-exam-prep-and-study/id6739693298/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 46 MB | 121 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 17+ | 4+ |
| Developer | [Planetbeyond](https://appshunter.io/developer/1463932388) | [Aleksei Usanov](https://appshunter.io/developer/1786265723) |

## What reviewers say

### BioZap

[App page](https://appshunter.io/ios/app/biozap/id6738045762)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cognito

[App page](https://appshunter.io/ios/app/cognito-exam-prep-and-study/id6739693298)

Transform study materials into editable flashcards and build a personalized study schedule with spaced repetition. Generate cards from text, photos, or documents, and review them offline. AI-powered features and cloud syncing enhance the learning experience.

**Highlights:** AI-generated flashcards, Spaced repetition scheduling, Create cards from text, photos, PDFs, Offline study exercises, iCloud sync across devices, Exam profile creation

**Features:** Family Sharing, Apple Watch app, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $1.99 | per 7 days |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $39.99 | per year |
| Lifetime Access | $99.99 | one-time |


## Frequently asked questions

### Is BioZap free?

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

### Is Cognito free?

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

### Do BioZap or Cognito have ads?

Neither BioZap nor Cognito shows ads.

### Which is updated more often, BioZap or Cognito?

BioZap ships an update fortnightly, and Cognito every 3 days. Most recently, BioZap was updated on October 30, 2026 and Cognito on November 5, 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.*