Life & fun · alternatives · 2026

24 alternatives to #KnowledgeHackingChallenge

30-Day Challenge to Learn Something New Every Day

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. #KnowledgeHackingChallenge launched in 2015; newer entries below may have overtaken it.

1. 1
   Highbrow Challenge▲6

   30-Day Challenge to Learn Something New Every Day

   2016 · gohighbrow.com · its alternatives →

2. 2
   Give It 100▲112

   Learn something for 100 days

   2014 · giveit100.com · its alternatives →

3. 3
   Curious▲116

   15,000 lessons in tech, biz, DIY and more. Grow your skills.

   2015 · curious.com · its alternatives →

4. 4
   Word of the day ▲93

   Learn one new word, every day

   2015 · vocabulous.us · its alternatives →

5. 5
   The 7 Day Startup▲144

   You don't learn until you launch

   2014 · wpcurve.com · its alternatives →

6. 6
   Owl▲85

   Learn something new everyday

   2014 · its alternatives →

7. 7
   Startup Challenge ▲108

   A learning game for Startup Class by Sam Altman

   2014 · its alternatives →

8. 8
   Curious▲76

   A better way to learn anything!

   2013 · curious.com · its alternatives →

9. 9
   Curiosity▲95

   Never Stop learning.

   2014 · discoveryplus.com · its alternatives →

10. 10
    Betify▲63

    Challenge yourself, your friends or the world

    2014 · getbetify.com · its alternatives →

11. 11
    30/30▲76

    An Interesting Approach to Time & Task Mgmt

    2014 · apps.apple.com · its alternatives →

12. 12
    Nuggets▲196

    Remember the things you learn in nuggets of 200 characters

    2015 · nuggetsapp.com · its alternatives →

13. 13
    Interviewed▲189

    A growing database of podcast interviews about startups

    2015 · interviewed.io · its alternatives →

14. 14
    Grwo▲113

    Get rewarded for learning!

    2014 · its alternatives →

15. 15
    Challenged▲69

    Create and participate in video challenges of any kind.

    2015 · challengedapp.com · its alternatives →

16. 16
    Product Challenge▲10

    A learning game for product people

    2014 · its alternatives →

17. 17
    Teamstory▲103

    A Community for Startups & Entrepreneurs

    2014 · teamstoryapp.com · its alternatives →

18. 18
    My Job Discovery▲71

    Crowdsource your career path.

    2014 · its alternatives →

19. 19
    DayZero▲95

    A community of challenge based goal setters in the world

    2014 · dayzeroproject.com · its alternatives →

20. 20
    HackToStart▲82

    A podcast on interesting people & how they achieve success

    2015 · hacktostart.com · its alternatives →

21. 21
    Smarty Pins▲96

    Putting trivia on the map

    2014 · smartypins.withgoogle.com · its alternatives →

22. 22
    Coursebirdie▲74

    Learn from industry professionals for free

    2015 · its alternatives →

23. 23
    DevChat.tv▲89

    The ultimate content and learning network for programmers

    2015 · its alternatives →

24. 24
    One Month HTML ▲81

    Learn HTML in 30 days

    2014 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →