Work · alternatives · 2026

24 alternatives to HardPuzzle

Collection of hard puzzles and riddles for ambitious.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. HardPuzzle launched in 2020; newer entries below may have overtaken it.

1. 1
   Puzzlescript▲74

   Open Source HTML5 Puzzle Game Engine

   2016 · puzzlescript.net · its alternatives →

2. 2
   Hydropuzzle▲69

   Can you solve the mystery?

   2019 · sobstel.github.io · its alternatives →

3. 3
   A curated list of great puzzles▲59

   A curated list of great puzzles. Contribute to sharkdp/great-puzzles development by creating an account on GitHub.

   2015 · github.com · its alternatives →

4. 4
   Best Brain Puzzles, Riddles and Trivia▲74

   Tough puzzles, riddles and trivia for your brain

   2018 · apps.apple.com · its alternatives →

5. 5
   Ruzzle▲70

   Addictive word game you can play with your friends

   2015 · maginteractive.com · its alternatives →

6. 6
   ThePyramidPuzzle▲10

   The pyramid puzzle

   2025 · thepyramidpuzzle.com · its alternatives →

7. 7
   Recursive!▲96

   A puzzle game about recursion, patterns, and programming.

   2021 · apps.apple.com · its alternatives →

8. 8
   Perchang▲73

   A test of skill and puzzle solving..

   2016 · perchang.com · its alternatives →

9. 9
   Zebrapuzzles.com – Daily Logic Puzzles▲32

   Hi all, I've always been fascinated by logic puzzles and, over the past 15 years, I've published around 300 zebra puzzles, mostly in Portuguese. Now, using LLMs, I've managed to automate the creation of these puzzles, leading to the birth of ZebraPuzzles.com. There are around 80 different themes that the generator uses to transform a raw puzzle into a thematic one. For instance, the LLM translates this clue: >The girl Shirt=Pink is next to the girl Age=11 to >The girl who wears a Pink shirt is next to the 11-year-old girl. The website offers five new logic puzzles daily, designed to…

   2024 · zebrapuzzles.com · its alternatives →

10. 10
    PuzzleBits▲62

    A whimsical puzzly thing, with bits that go boom!

    2015 · apps.apple.com · its alternatives →

11. 11
    Mr Math▲102

    Math game. Looks easy. Is hard.

    2015 · play.google.com · its alternatives →

12. 12
    Puzzle Hub▲61

    High quality puzzle games

    2022 · puzzlehub.app · its alternatives →

13. 13
    Nuzzle▲77

    Number puzzle game like sudoku.

    2017 · apps.apple.com · its alternatives →

14. 14
    word.rodeo▲94

    Custom word puzzles for friends

    2022 · its alternatives →

15. 15
    Cubious▲56

    Solve the impossible puzzles to find out

    2016 · apps.apple.com · its alternatives →

16. 16
    puzzl.io 2.0▲74

    Make shareable puzzle with hidden gems to discover when done

    2021 · puzzl.io · its alternatives →

17. 17A4
    AVP 42 – A Puzzle Website▲25

    A puzzle website, with puzzles spanning many categories. Topics include cryptography, scavenger hunts, research, pop culture, etc.

    2014 · avp42.com · its alternatives →

18. 18
    MathQuiz.io▲59

    Challenge your friends in fun math quizzes.

    2021 · mathquiz.io · its alternatives →

19. 19
    LinguaPuzzle▲11

    Play and learn English vocabulary in crosswords

    2024 · apps.apple.com · its alternatives →

20. 20
    OnlinePuzzle▲2

    Four word puzzles in one Noir world

    Dec 2025 · its alternatives →

21. 21
    PuzzlePage▲4

    Create custom, print-ready puzzles in seconds

    Jun 2026 · puzzlepage.app · its alternatives →

22. 22
    Test Chamber▲55

    A stylish, difficult, and not-quite-euclidean puzzle game

    2015 · sharkjumpstudios.com · its alternatives →

23. 23
    RiddleBox▲11

    challenge your mind with friends

    2025 · riddlebox.vercel.app · its alternatives →

24. 24
    Imagepuzzle▲10

    Trivia quiz game

    2025 · marbiang.blogspot.com · 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 →