# VisiGrab vs Cosmic Cadets

The clearest difference is in-app purchases: Cosmic Cadets at none against VisiGrab's 1. VisiGrab's advantage is update cadence (every 3 weeks vs every 3 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. VisiGrab sells 1 one-off in-app purchase. Cosmic Cadets asks for nothing beyond the download.

VisiGrab ships an update every 3 weeks, Cosmic Cadets every 3 months. The most recent releases landed on October 18, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | VisiGrab | Cosmic Cadets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (74 ratings)](https://appshunter.io/ios/app/visigrab-learn-to-code-and-dsa/id1484525469/reviews)** | — |
| Number of ratings | **74** | — |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 310 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ievgen Ovsii](https://appshunter.io/developer/1484523214) | [John Doan](https://appshunter.io/developer/6771974020) |

## What reviewers say

### VisiGrab

[App page](https://appshunter.io/ios/app/visigrab-learn-to-code-and-dsa/id1484525469)

This app offers an interactive, visual guide to mastering algorithms and data structures. It transforms complex concepts into intuitive experiences with dynamic visualizations and step-by-step explanations. Prepare for technical interviews and enhance your coding skills with comprehensive coverage and code examples.

**Highlights:** Interactive visualizations, Step-by-step algorithm unfolding, Comprehensive DSA coverage, Code examples in Python and Java, Gamified learning, Offline access, Lifetime access

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access — All Content | $6.99 | one-time |


### Cosmic Cadets

[App page](https://appshunter.io/ios/app/cosmic-cadets/id6782706983)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VisiGrab free?

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

### Is Cosmic Cadets free?

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

### Do VisiGrab or Cosmic Cadets have ads?

Neither VisiGrab nor Cosmic Cadets shows ads.

### Which is updated more often, VisiGrab or Cosmic Cadets?

VisiGrab ships an update every 3 weeks, and Cosmic Cadets every 3 months. Most recently, VisiGrab was updated on October 18, 2026 and Cosmic Cadets on October 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.*