Brandwave

Exercism vs HackerEarth:Which is more popular?

In September 2026, Exercism had more branded searches than HackerEarth among coding challenge brands worldwide. Exercism had about 60,500 branded searches, while HackerEarth had 40,500. Exercism made up 1.2% of all coding challenge brand searches we track, and HackerEarth accounted for 0.82%. When we asked ChatGPT and Google AI Overviews about coding challenge brands, Exercism appeared in three of the five answers and HackerEarth in two. Exercism was mentioned before HackerEarth in three out of five answers.

Among coding challenge brands worldwide in September 2026

Who do people search for more?

Exercism, about 49% more searches than HackerEarth

Exercism 60.5K searchesHackerEarth 40.5K searches

Who does AI mention more?

Exercism, mentioned in 3 of 5 answers, HackerEarth in 2

Exercism in 3 of 5HackerEarth in 2 of 5

Who does AI recommend more?

Exercism, named ahead of HackerEarth in 3 of 5 answers

Exercism first in 3HackerEarth first in 2

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Top coding challenge brands in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Exercism was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. HackerEarth was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. Exercism was listed before HackerEarth in three out of five answers.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. HackerRank1st
  2. LeetCode2nd
  3. CodeSignal3rd
  4. Codewars4th
  5. Codeforces5th
  6. Exercism6th
  7. CoderPad7th
  8. HackerEarth8th
  9. Codility9th
  10. Project Euler10th
  11. +1 more

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • HackerRank5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • LeetCode4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Codeforces3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Codewars3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Exercism3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • CodeSignal3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • HackerEarth2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • CoderPad2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Project Euler2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Codility1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers

+1 more

See every answer about coding challenge brands

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Is Exercism or HackerEarth more popular in search?

This chart shows how often people search Google for Exercism and HackerEarth by name. Each line represents a brand's share of searches for all 11 coding challenge brands we track, month by month, from English-language searches worldwide.

Exercism and HackerEarth among coding challenge brands worldwide, by month

Share of searches by month for Exercism, HackerEarth. The figures are in the table below the chart.

View monthly share of searches table
MonthLeetCodeHackerRankCodeforcesCodewarsExercismHackerEarthHireVueCoderPadCodeSignalProject EulerCodility
Oct 202555.1%20.2%13.5%3.3%1.8%1.2%1.2%1%1.2%0.81%0.55%
Nov 202559.4%17.8%11.9%3.6%1.6%1.3%1.1%0.88%1.1%0.72%0.59%
Dec 202560.1%18%12.1%2.9%1.3%1.6%0.89%0.73%1.1%0.73%0.49%
Jan 202662.7%15.4%12.6%3.1%1.4%1.1%0.93%0.76%0.93%0.62%0.51%
Feb 202662.6%15.4%12.6%2.5%1.7%1.7%0.92%0.76%0.92%0.62%0.41%
Mar 202663.2%15.5%10.4%2.5%2.1%2.1%1.1%0.93%0.93%0.63%0.51%
Apr 202659.7%17.9%12%2.9%2%1.6%1.1%0.88%0.88%0.59%0.48%
May 202665.6%13.2%10.8%3.2%1.8%1.4%0.97%0.97%0.97%0.65%0.43%
Jun 202668.5%13.7%9.2%2.3%1.8%1.2%0.83%0.83%0.68%0.55%0.37%
Jul 202667.6%16.6%9.1%1.8%1.5%0.82%0.67%0.67%0.55%0.45%0.3%
Aug 202667.3%16.5%9%1.8%1.5%0.99%0.81%0.66%0.66%0.45%0.3%
Sep 202667.5%16.6%9.1%1.8%1.2%0.82%0.82%0.67%0.67%0.55%0.3%

How has the Exercism and HackerEarth comparison changed over the last 12 months?

3 findings
  • The lead changed hands 2 times in the 12 months ending September 2026: HackerEarth took it in December 2025, Exercism took it in January 2026.
  • Across the 12 months ending September 2026, Exercism’s share of searches among coding challenge brands worldwide moved from 1.8% to 1.2%, and its estimated monthly branded searches moved from 74K to 60.5K.
  • Across the 12 months ending September 2026, HackerEarth’s share of searches among coding challenge brands worldwide moved from 1.2% to 0.82%, and its estimated monthly branded searches moved from 49.5K to 40.5K.

How did search popularity change for coding challenge brands worldwide in September 2026?

2 changes

  1. Exercism’s share of searches among coding challenge brands worldwide has lost ground for 3 months in a row, from 1.8% to 1.2% in September 2026.

  2. Estimated monthly branded searches for HackerEarth worldwide fell 18.2% over 12 measured months, from 49.5K to 40.5K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Exercism’s and HackerEarth’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.

Exercism

1 branded search term

  • exercism

HackerEarth

1 branded search term

  • hackerearth

How the Brand Demand Index is measured

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