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.
- 1IM
2022 · eightcolors.net · its alternatives →
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Tough puzzles, riddles and trivia for your brain
2018 · its alternatives →
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- 7ZC
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 →
- 8IB
2021 · puzzlepanda.com · its alternatives →
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puzzl.io 2.0▲74Make shareable puzzle with hidden gems to discover when done
2021 · its alternatives →
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LinguaPuzzle▲11Play and learn English vocabulary in crosswords
2024 · apps.apple.com · its alternatives →
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Create custom, print-ready puzzles in seconds
Jun 2026 · puzzlepage.app · its alternatives →
- 18
Math, logical and verbal puzzles of various difficulties
2020 · its alternatives →
- 19
A minimalistic puzzle game inspired by Picross and Sudoku.
2021 · its alternatives →
- 20AC
2015 · github.com · its alternatives →
- 21
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Puzzle trouble is an exciting and mesmerizing puzzle game.
2020 · its alternatives →
- 24
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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 →