Comparison

CLRS.Helper[Lite] vs ClearMath

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CLRS.Helper[Lite]

Features
Read full description

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;

About

ClearMath

This app helps you deeply understand mathematical concepts by visualizing their relationships and connections. It offers guided learning paths, detailed explanations, and practical examples to build lasting knowledge beyond just getting answers.

Highlights
  • Concept Relationship Maps
  • Hierarchical Tree Structure
  • Comprehensive Concept Explanations
  • Guided Learning Paths
  • Progress Tracking
  • Mathematician Profiles
  • AI Explanations
Features
Read full description

Explore mathematics in a new light with ClearMath – an innovative app designed to enhance your understanding of mathematical concepts. In the Age of AI, learning is different. Getting an answer is easier than ever, but acquiring knowledge is not the same as truly mastering it. While AI can give you a fact, ClearMath helps you build the mental framework to understand its place in the big picture. We help you connect the dots, turning scattered information into deep, lasting wisdom. Key Features: • Concept Relationship Maps: Visualize the connections between mathematical ideas. • Hierarchical tree structure for concept application, clearly depicting inter-concept relationships. • Comprehensive Concept Explanations: Gain a clearer understanding of each concept, beyond formulas. • Guided Learning Paths: Follow structured routes that build your knowledge systematically. • Progress Tracking: Mark concepts as learned and monitor your advancement. • Favorites System: Create a personal collection of key concepts for efficient review. • Practical Questions & Examples: Engage with problems that reinforce conceptual understanding. • Mathematician Profiles: Learn about the thinkers behind mathematical developments, understanding the context of discoveries. • AI explanations: Powered by Gemini, GROK. ClearMath aims to support mathematical learning by focusing on conceptual understanding, an approach emphasized in modern educational research. Our app helps you view mathematics as an interconnected network of ideas rather than isolated techniques. Whether you're a student seeking deeper insight, an educator looking for teaching aids, or a curious learner interested in mathematical foundations, ClearMath offers a visual approach to exploring mathematical concepts. Enhance your mathematical journey from computation to comprehension. Download CleanMath today and discover a new way to approach mathematical concepts! https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ https://clearmath.upmemo.com/privacy-policy.html

Screenshots

CLRS.Helper[Lite]3 screens
ClearMath4 screens

Verdict

The call

The clearest difference is in-app purchases: CLRS.Helper[Lite] at none against ClearMath's 2. CLRS.Helper[Lite] also leads on iOS requirement (15.0 vs 17). ClearMath's advantage is update cadence (every 5 days vs every 3 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ClearMath sells 2 in-app purchases, starting at $12.99 per month. CLRS.Helper[Lite] asks for nothing beyond the download.

UpkeepUpdate frequency

CLRS.Helper[Lite] ships an update every 3 months, ClearMath every 5 days. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 6 level
CLRS.Helper[Lite] versus ClearMath: the parameters behind the verdict, then further details
ParameterCLRS.Helper[Lite]ClearMath
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17
Further details — not scored
Size27 MB15 MB
Age rating4+4+
Developer巍 顾Kunshan Lefan Software Technology Co.,Ltd.

In-app purchases

None

CLRS.Helper[Lite]

No in-app purchases

2 purchases

ClearMath

Subscriptions2
  • Monthly$12.991 Month
  • Annual$99.991 Year

Questions

Is CLRS.Helper[Lite] free?
CLRS.Helper[Lite] is free to download, with no in-app purchases.
Is ClearMath free?
ClearMath is free to download, with in-app purchases available.
Do CLRS.Helper[Lite] or ClearMath have ads?
Neither CLRS.Helper[Lite] nor ClearMath shows ads.
Which is updated more often, CLRS.Helper[Lite] or ClearMath?
CLRS.Helper[Lite] ships an update every 3 months, and ClearMath every 5 days. Most recently, CLRS.Helper[Lite] was updated on October 8, 2026 and ClearMath on October 2, 2026.

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