• Enigma Trial - Cryptograms 1
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  • Enigma Trial - Cryptograms 3
  • Enigma Trial - Cryptograms 4

Enigma Trial - Cryptograms

Trial Version
Dust off your old decoder ring and sharpen your code breaking skills.

Solve cryptograms with Enigma using patterns, letter frequencies, and common sense as you attempt to break the code.

What is a cryptogram?

A cryptogram is a block of text that has been encrypted using a "substitution cipher". In a substitution cipher, each letter is replaced with a different one.

For example:

All letters A are changed to the letter Q.All letters B are changed to the letter R.etc.

This mapping of letters is different for each game.

Using patterns, letter frequencies, and common sense you attempt to determine the letter for which each of the encrypted letters stands.

Application Features

The application provides several features to help you if you get stuck.


- On-Screen Navigation
- Use the on-screen directional arrows to move around. Helpful if you don't have a d-pad or trackball.
- Pressing Space or Delete will clear the current letter.
- Save Game
- You can save your game and come back to it if you need a break.
- Show/Hide Source
- The source of the quote/text block is hidden by default. This hint will expose the source for you and hide it again to open up more screen space.
- Show Letter
- When you really get stuck, this will expose the letter of your choice in the cryptogram.
- Show Puzzle
- When all hope is lost, this will show you the answer to the puzzle you've been working on.
- Letter Frequency Table
- Shows you the number of times a coded letter appears in the text.
- Used Letters
- Shows in the keyboard display which letters are used and still available.
- Showing Duplicates
- Duplicate letters are shown as italicized. So, if you enter the same letter for two different codes, Enigma will show all occurrences of that entered letter italicized.
- If you complete the puzzle without using the "Show Puzzle" option, you will be given the opportunity to email the quote to yourself or someone else.

Customization Options

Enigma can be customized to your personal tastes by choosing the Preferences menu item and selecting the appropriate options.

Color Preference

Select from different color schemes. Feel free to contact me with suggestions for more.


- Original
- Reminiscent of the old green screen monitors.
- The Blues
- Blue is the basis of this color scheme.
- Scarlet Letters
- Deep reds make this a pleasing choice.
- Black, White, and Read All Over
- Simple black and white design.

Font Sizes

Select from different Font sizes. This can be very helpful on tablets where you might want the puzzle to take up more room and be easier to manage.


- Small
- Useful for smaller devices.
- Medium
- The original size and still the default.
- Large
- Tablets will work well with this or the next size up.
- Extra-Large
- Tablets will work well with this or the next size down.

Next Letter Preference

After entering a letter the focus will change based on your choice from the following options:


- Don't advance to the next letter. (Current/Default Behavior)
- Advance to the next letter.*
- Advance to the next empty letter.*
* When at the end of the puzzle, it won't wrap to the beginning.

Keyboard Preference

Select from different keyboard styles.


- Normal Keyboard
- This is the traditional QWERTY keyboard.
- Gallery Keyboard
- The Gallery Keyboard works by listing the letters in a gallery display such that you fling them left or right to choose the letter you want to place.

This is full featured trial, but there are only 10 puzzles included.

Category : Puzzle

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Reviews (30)

Kri. May 24, 2022     

Blocks from the kopuiy

Joh. S. Dec 28, 2013     

Enigma looks good works well. It needs a way to display letter counts while working.. Having to go to an unnecessarily busy menu rather than using a button to toggle the display on and off was a poor design decision. I would also like the option to enter cryptograms. For extra credit, add the option for cryptograms to be presents in five-letter groups rather than word groups, allow using symbols (e.g., * = vowel) while solving, and a digraph count.

A. G. u. Jul 8, 2012     

I have been playing cryptogram games for many years, an am thrilled to have found this app for the Android. The adjustable text size and color options are appreciated for my compromised eyesight, and it works very well on my Asus Transformer tablet - better in all aspects than others I have tested. My only recommendation would be to add an upgrade link within Help, since this is simply a demo gateway to the paid app (which I am happily buying now).

A. G. u. May 7, 2012     

Limited trial less that 10 puzzles, good aPP though. Easy to use,

A. G. u. Dec 15, 2010     

Nice idea and fun to play. Probably not for everyone though. Would be nice if it informed/taught something about cryptography as you go along.

A. G. u. Nov 19, 2010     

Challenging for code breakers. Cheats for those who'd rather use them. So you choose how hard you want to make it. Good trial, very limited puzzles.

A. G. u. Nov 4, 2010     

Too easy. I don't want it highlighting and filling in all of the letters for me. That takes away the challenge.

A. G. u. Jan 28, 2011     

Nothing really lines up on the x for this app. Uninstalled because it's a waste of time.

A. G. u. Oct 5, 2010     

Keyboard never displays on Droid X. Keyboard button does nothing.

A. G. u. Oct 6, 2010     

Keyboard does not come up trying the options noted. Uninstalled.

A. G. u. Oct 4, 2010     

Thanks for the show keyboard button. It helps lot.

A. G. u. Jul 26, 2010     

Can't put information in keyboard doesn't come up, Droid Eris

A. G. u. Jul 19, 2010     

No soft keyboard comes up even after a long press on the letters

A. G. u. Jul 16, 2010     

I like the game it's challenging and fun. and no it isn't only for physical keyboards I have an evo and it works great for me.lol

A. G. u. May 4, 2010     

Excellent game, not for the dim-witted though, which might explain some of the comments found here.

A. G. u. Feb 28, 2010     

This a fun enough game, but it doesn't satisfy my code-breaking urge. The game plays more like Wheel of Fortune.

A. G. u. Oct 25, 2009     

Yay! Dev fixed both my complaints. Would still be good to see puzzles in a list explicitly, & see dupe letters on board.

Mel. D. Oct 27, 2014     

I love these types of games...they keep my mind actively young(something still :-)). I love all the different categories & variety of puzzles...I dont have nothn neg. to say bsides that I wish my phone battery wouldnt drain so fast. Plus its cheaper than buying puzzle books every week...lol

A. G. u. Oct 6, 2009     

This is an amazing game. People need to learn how to use their phone haha. Hold the menu button to pull out the soft keyboard

A. G. u. Nov 9, 2009     

Only two complaints: the cursor does not advance after entering a letter, and it allows letters to be used more than once. Otherwise, it is very good.

A. G. u. Dec 5, 2009     

I found it way way to hard, no introduction, no instructions , ui is hard and slow to use ( to get hints ) , add difficulty levels

A. G. u. Nov 22, 2009     

This is so good, just skip right to the full version. The puzzles in this on are great but only a few. Totally left me wanting more

A. G. u. Nov 11, 2009     

Wastes valuable screen space for source and Check Answer - leaving very little game space when using soft keyboard.

A. G. u. Dec 6, 2009     

Pretty good game... not too difficult. Ashley, maybe its because are not good with grammar. Maybe thats why it's "to" hard

A. G. u. Aug 28, 2009     

Great cypher puzzle game. Fun and challenging, interface is a bit gray.

A. G. u. Oct 14, 2009     

Really bad game cant enter the answer

A. G. u. Dec 31, 2009     

Love it! Brains required for this game though! Runs great on my G1 with OS 1.6.

A. G. u. Dec 21, 2009     

No instructions, doesn't work at all on eris

A. G. u. Nov 24, 2009     

Would like some more modern quotes

A. G. u. Nov 12, 2009     

Doesn't have a virtual keyboard, so you need a physical one to play this game.