# VisiGrab: Learn to Code & DSA

> Visual DSA & Python coding: Interactive binary tree, algo graphs & study app

Canonical page: [https://chrome-stats.com/d/com.iov.lordofalgorithms](https://chrome-stats.com/d/com.iov.lordofalgorithms)

## Overview

- **ID:** `com.iov.lordofalgorithms`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Ievgen Ovsii
- **Category:** EDUCATION
- **Downloads:** 180,051
- **Rating:** 4.36 / 5 (1,406 ratings)
- **Version:** 1.25.0
- **Last updated:** 2026-08-28
- **First published:** 2019-10-12
- **Publisher country:** UA
- **Size:** 95 MB
- **Data as of:** 2026-09-15
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.iov.lordofalgorithms)
- **Website:** [https://www.visigrab.com](https://www.visigrab.com/)
- **Privacy policy:** [https://unity3d.com/legal/privacy-policy](https://unity3d.com/legal/privacy-policy)

## Description

**VisiGrab** is an interactive data structures and algorithms visualizer designed for students, developers, and coding interview candidates. Explore arrays, linked lists, stacks, queues, hash tables, trees, graphs, sorting algorithms, and graph algorithms through step-by-step animations.

Control execution at your own pace, inspect Java, Python, and C++ implementations, build custom graphs, and study offline without ads or subscriptions. With support for 10 languages and coverage ranging from beginner concepts to advanced algorithms, VisiGrab is a practical companion for computer science courses, LeetCode practice, competitive programming, and technical interview preparation.

## Rankings

- #168,036 — Overall
- #2 — algorithm
- #7 — machine learning algorithms

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.iov.lordofalgorithms.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users praise the app for visual, simplified explanations that aid beginner DSA learners. However, they frequently complain about paid access restricting content, purchase restoration issues, and outdated materials with missing topics.

### Pros

- Visual and interactive explanations that work well for visual learners
- Clear, simplified explanations that help beginners grasp DSA
- Valued as a strong beginner-friendly learning resource with supportive explanations
- Practical code examples in Java and Python with visuals

### Cons

- Content is limited for free; many topics behind a paywall
- Purchase/licensing issues: problems restoring purchases after device resets and potential recharges
- Content appears outdated; long gaps since last update
- Missing topics and features (e.g., dictionary concepts, C language) and broader coverage

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.iov.lordofalgorithms)