CLRS.Helper[Lite] vs The Matrix Mentor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CLRS.Helper[Lite]
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Refer to The third edition of the book, covering content [need full version]: 2. Getting Started: Insertion sort, Merge sort; 4. Divide-and-Conquer: Maximum-subarray, Matrix Multiplication[normal, recursive, Strassen’s algorithm]; 6. Heapsort: Heapsort[max-heap, min-heap]; 7. Quicksort: Quicksort; 8. Sorting in Linear Time: Counting sort; 12. Binary Search Trees: Binary search tree[Inorder Walk, Search Recursive, Search Iterative, Minimum Iterative, Maximum Iterative, Successor, Predecessor, Insert, Delete]; 13. Red-Black Trees: Red Black Tree[Insert, Delete]; 15. Dynamic Programming: Rod cutting[Recursive, Top_down, Bottom_up, Print],Longest common subsequence; 16. Greedy Algorithms: Acitivity selection[Recursive, Iterative],Huffman codes; 22. Elementary Graph: Breadth-first search, Depth-first search, Topological sort, Strongly connected components; 23. Minimum Spanning Trees: Minimum spanning tree[Kruskal’s algorithm,Prim’s algorithm]; 24. Single-Source Shortest Paths: The Bellman-Ford algorithm,DAG algorithm,Dijkstra’s algorithm; 25. All-pairs Shortest Paths: All-pairs Shortest paths algorithms[Slow,Faster,The Floyd-Warshall algorithm]; 26. Maximum Flow: The Ford-Fulkerson algorithm; Addition: Tower of Hanoi,N Queens Problem,Comparison of sorting algorithms; The primary features: You can run the pseudo-code single step or continuous, observe the change of parameters and data structures,it can help you to understand the design thought of the algorithm; You can set breakpoints in program and ovserve the status of breakpoint, it can help you to understand why this algorithm is corrcet by using loop invariants; With running-time function stacks and the returning positions,you can track the running process of recursive functions easily, and understand the operation mechanism of computer programs; By recording the performed times of the pseudo-codes can help you to understand the running time of algorithms; I wish this app can be helpful to you;
The Matrix Mentor
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Are matrices getting you down? Don’t worry… THE MATRIX MENTOR IS HERE TO HELP The Matrix Mentor provides a visual understanding of linear transformations. Where others may teach you the mathematical rules that can be hard to remember, our playground provides a visual and interactive demonstration of the inner workings. SCARED OF MATRICES? DON'T BE! At its core, The Matrix Mentor is a visual learning tool, designed to bring matrices from an abstract mathematical concept to a concrete application. Whether you think about vectors as 3D points or a RGB color value, the fundamentals hold true. - Experiment with different types of transformations - Discover how matrices interact with a given vector, or a whole grid of points - Develop your intuitive sense for reading matrices and linear transformations Do yourself a favour, and start playing with The Matrix Mentor today!
Screenshots
Verdict
The clearest difference is update cadence: The Matrix Mentor at every 4 days against CLRS.Helper[Lite]'s every 3 months. CLRS.Helper[Lite]'s advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CLRS.Helper[Lite] ships an update every 3 months, The Matrix Mentor every 4 days. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.
| Parameter | CLRS.Helper[Lite] | The Matrix Mentor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 27 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 巍 顾 | Edwin Veger |
In-app purchases
CLRS.Helper[Lite]
No in-app purchases
The Matrix Mentor
No in-app purchases
Questions
Is CLRS.Helper[Lite] free?
Is The Matrix Mentor free?
Do CLRS.Helper[Lite] or The Matrix Mentor have ads?
Which is updated more often, CLRS.Helper[Lite] or The Matrix Mentor?
Other comparisons
![CLRS.Helper[Lite] CLRS.Helper[Lite]](https://cdn3.appshunter.io/i/Purple112/71a201e18042b86f216917b0167dd5a5/AppIcon-1x_U007emarketing-0-10-0-85-220.png/512x0w.png)

![CLRS.Helper[Lite] CLRS.Helper[Lite]](https://cdn3.appshunter.io/i/Purple112/71a201e18042b86f216917b0167dd5a5/AppIcon-1x_U007emarketing-0-10-0-85-220.png/512x0w.png)

![CLRS.Helper[Lite] CLRS.Helper[Lite]](https://cdn3.appshunter.io/i/Purple112/71a201e18042b86f216917b0167dd5a5/AppIcon-1x_U007emarketing-0-10-0-85-220.png/512x0w.png)

![CLRS.Helper[Lite] CLRS.Helper[Lite]](https://cdn3.appshunter.io/i/Purple112/71a201e18042b86f216917b0167dd5a5/AppIcon-1x_U007emarketing-0-10-0-85-220.png/512x0w.png)








