HARD Penny Dell Logic Problems

In-app purchases
6,19K reviews
Content rating
PEGI 3
1M+
Downloads
Content rating
PEGI 3
Digital purchases
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About this game

Hard logic puzzles from Penny Dell magazines — just like the print experience, built for your phone and tablet. No ads, no distractions, play offline anywhere.

Try before you buy: 10 free puzzles with all features enabled. If you like them, more than 20 volumes are available, each with 30 unique puzzles for hours of brain training.

CHALLENGING & AUTHENTIC
These are real Penny Dell magazine logic problems — refreshingly difficult and idiosyncratic. Keep your mind sharp with stimulating puzzles that exercise your deductive reasoning skills.

BUILT FOR FOCUSED PLAY
No more erasing! Multi-level Undo and Auto-X let you focus on the logic. If you get stuck, erase errors, get a logical hint, or view the full hand-worked solution — just like the magazines.

WORKS ON ANY SCREEN
Zoom the grid to fit your device, from phone to tablet.

Looking for even harder puzzles with 7-cell grids? Try our Logic Grid Puzzles app with puzzles by Puzzle Baron.

Quality software by Egghead Games.
Email: support@eggheadgames.com
Web: https://eggheadgames.com

All puzzles Copyright PennyDellPuzzles.com
Deductive logic puzzles, no ads. Includes 10 puzzles to try before you buy.
Updated on
08 Oct 2026
Available on
Android, Windows

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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Ratings and reviews

4,98K reviews
Username Pending Review
16 May 2026
The 1st time I encounted these was in a science exam of all places! I found out more after and found the logic problem books and started to collect them. They are great but do not get put off if it seems hard, you may have to restart reading the clues a 2nd or 3rd time to get to the end. Simple, Addictive, Challenging & Fun. Update: Many puzzles are no longer logical and you have to make wild guesses as the clues are poor, even looking at the answers makes no sense to how they got thre.
7 people found this review helpful
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Egghead Games LLC
17 May 2026
Send us a screenshot of something you deem illogical. I’m confident we can explain how it is logical. Penny Dell do an amazing job with these puzzles (that we license) and I’ve yet to find a substantive error despite many claims like these. So, please give us a chance to either explain (or possibly correct)! Thanks. Email support@eggheadgames.com
Patnav chatnav
12 May 2020
Only done two so far.. just wanted to come by and say it's great. Although I didn't read the instructions first so it said I took hints I didn't need or want on the first one. It is a shame that I can't respond to other reviews but I think in number two after you get the basic info work out the info on bailey's position. It's easy then. The weeks and days info is important too. I initially balked at paying but the price is good for 30 puzzles and is tidier when correcting mistakes.
4 people found this review helpful
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E T
22 September 2022
Great puzzles, pity it's just 10 for free. EDIT: I bought the first bundle of 30. The difficulty is the same on all 30, and the quality is not as good as the 10 free ones, which are excellent. I would have bought more but I won't. From 4 stars to 3: if they kept the quality, it would have been an easy 5 stars.
5 people found this review helpful
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Egghead Games LLC
18 October 2022
Hi Elena, thanks for the feedback. I'm always happy to refund any purchase if you're not happy. The intent is certainly that all the volumes have a variety of difficulties and the quality should be every bit as good. Please email support@eggheadgames.com and we'll sort out a refund and help you try a different volume if you want. Cheers, Michael

What's new

The app now remembers where you were, even after your phone puts it to sleep. Switch apps, come back, and you'll land right in your puzzle, not the main screen looking for the started puzzle, or scrolling to find your favourite section. "Next Puzzle" works every time too.

As always, email support@eggheadgames.com any time with questions or suggestions. We love to hear from you!