--- title: "Codility vs LeetCode: Which is searched more?" description: "Is Codility or LeetCode more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Coding challenge brands set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/codility-vs-leetcode" publisher: "Brandwave" --- # Codility vs LeetCode: Which is searched more? Is Codility or LeetCode more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Coding challenge brands set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Codility and LeetCode - **Competitive set**: Coding challenge brands - **Market**: Global - **Month measured**: Sep 2026 - **Codility Share of Search**: 0.3% - **LeetCode Share of Search**: 67.5% ## Is Codility or LeetCode more popular in search? - In September 2026, LeetCode had more branded searches than Codility among coding challenge brands worldwide. LeetCode had about 3.4 million branded searches, while Codility had 14,800. LeetCode made up 67.5% of all coding challenge brand searches we track, and Codility accounted for 0.3%. - LeetCode was ahead of Codility in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Codility’s share of searches among coding challenge brands worldwide moved from 0.55% to 0.3%, and its estimated monthly branded searches moved from 22.2K to 14.8K. - Across the 12 months ending September 2026, LeetCode’s share of searches among coding challenge brands worldwide moved from 55.1% to 67.5%, and its estimated monthly branded searches moved from 2.2M to 3.4M. ## Top coding challenge brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, LeetCode was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. Codility was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. LeetCode was listed before Codility in four out of five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | HackerRank | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | LeetCode | 2nd | 2 of 3 | 2 of 2 | 4 of 5 | | CodeSignal | 3rd | 1 of 3 | 2 of 2 | 3 of 5 | | Codewars | 4th | 2 of 3 | 1 of 2 | 3 of 5 | | Codeforces | 5th | 2 of 3 | 1 of 2 | 3 of 5 | | Exercism | 6th | 2 of 3 | 1 of 2 | 3 of 5 | | CoderPad | 7th | 1 of 3 | 1 of 2 | 2 of 5 | | HackerEarth | 8th | 1 of 3 | 1 of 2 | 2 of 5 | | Codility | 9th | 1 of 3 | 0 of 2 | 1 of 5 | | Project Euler | 10th | 1 of 3 | 1 of 2 | 2 of 5 | | HireVue | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about coding challenge brands - Asked ChatGPT "Which coding challenge brand should I use?": 1. LeetCode, 2. HackerRank, 3. Codewars, 4. Exercism, 5. Codeforces - Asked ChatGPT "What are the best coding challenge brands?": 1. LeetCode, 2. HackerRank, 3. Codewars, 4. Codeforces, 5. Exercism, 6. Project Euler - Asked ChatGPT "What's the best coding challenge brand for developer hiring?": 1. HackerRank, 2. CodeSignal, 3. Codility, 4. CoderPad, 5. HackerEarth - Searched Google, AI Overview "coding challenge platforms": 1. LeetCode, 2. HackerRank, 3. CodeSignal, 4. Codeforces, 5. Exercism, 6. Codewars, 7. Project Euler - Searched Google, AI Overview "coding assessment tool": 1. HackerRank, 2. CodeSignal, 3. CoderPad, 4. HackerEarth, 5. LeetCode Not named in any answer: HireVue. Brands are listed in the order each answer named them. The answers were collected in the United States on October 20, 2026. ## How did search popularity change for coding challenge brands worldwide in September 2026? - Estimated monthly branded searches for LeetCode worldwide rose 49.6% over 12 measured months, from 2.2M to 3.4M in September 2026. - Estimated monthly branded searches for Codility worldwide fell 33.3% over 12 measured months, from 22.2K to 14.8K in September 2026. ## Month by month | Month | Codility estimated searches | Codility Share of Search | Codility rank | LeetCode estimated searches | LeetCode Share of Search | LeetCode rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 22.2K | 0.55% | 11 | 2.2M | 55.1% | 1 | | Nov 2025 | 22.2K | 0.59% | 11 | 2.2M | 59.4% | 1 | | Dec 2025 | 18.1K | 0.49% | 11 | 2.2M | 60.1% | 1 | | Jan 2026 | 22.2K | 0.51% | 11 | 2.7M | 62.7% | 1 | | Feb 2026 | 18.1K | 0.41% | 11 | 2.7M | 62.6% | 1 | | Mar 2026 | 22.2K | 0.51% | 11 | 2.7M | 63.2% | 1 | | Apr 2026 | 18.1K | 0.48% | 11 | 2.2M | 59.7% | 1 | | May 2026 | 14.8K | 0.43% | 11 | 2.2M | 65.6% | 1 | | Jun 2026 | 14.8K | 0.37% | 11 | 2.7M | 68.5% | 1 | | Jul 2026 | 14.8K | 0.3% | 11 | 3.4M | 67.6% | 1 | | Aug 2026 | 14.8K | 0.3% | 11 | 3.4M | 67.3% | 1 | | Sep 2026 | 14.8K | 0.3% | 11 | 3.4M | 67.5% | 1 | ## How each brand is measured Brandwave collects information about searches that people make online using Codility’s and LeetCode’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Codility**: Measured on the search term “codility”. - **LeetCode**: Measured on the search term “leetcode”. - [Codility profile](/demand/global-en/brands/codility) - [LeetCode profile](/demand/global-en/brands/leetcode) - [All coding challenge brands worldwide](/demand/global-en/categories/coding-challenge-brands): The set both shares are measured inside, 11 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Codility or LeetCode more popular in search? In September 2026, LeetCode had more branded searches than Codility among coding challenge brands worldwide. LeetCode had about 3.4 million branded searches, while Codility had 14,800. LeetCode made up 67.5% of all coding challenge brand searches we track, and Codility accounted for 0.3%. ## Cite this page Brandwave. "Codility vs LeetCode: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/codility-vs-leetcode This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/codility-vs-leetcode. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.