Comparison

Crystal Klondike Solitaire vs Pick21 Solitaire

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Crystal Klondike Solitaire

Experience a classic card game with multiple difficulty levels and customizable card designs. Track your progress with detailed statistics and challenge friends to beat your high scores. Perfect for both casual players and solitaire experts.

Highlights
  • 3 difficulty levels
  • Full tutorial
  • Customizable cards
  • Extensive statistics
  • Share scores via Game Center
  • Achievements
Features
Read full description

Howdy pardner! Why don't you mosey on down here and take a look at this golden classic, 7-card 'Klondike' solitaire! Crystal Squid present their version of this classic game. Sort the deck into suits on the home stacks, and see how many rounds you can clear in a row! With three difficulty levels, you can play a nice gentle casual game, or try your hand on 'Expert' (using casino rules!) If you get stuck, just press the hint button! Challenge your friends to beat your high-scores, or just keep them to yourself and use the extensive statistics to keep track of your best games of Klondike Solitaire. With clear and simple casino style graphics, customisable cards, a full tutorial for absolute beginners we hope you will agree that this is the best version of this popular card game to be found. - 3 Difficulty levels to suit beginners to experts - Full tutorial to introduce you to the game gently - Regular or reversed card layouts for left or right handed play! - Customise the look of your cards, even how scruffy the dealing is! - Auto remove unused cards - Extensive statistics to track your improving skills - Simple & intuitive user interface, designed for young and old - Share your scores with your friends via Game Centre - Can you earn all the achievements? The Crystal Solitaire series of games have been some of the top online solitaire games on many sites, and now we have redesigned them for a whole new generation of devices so you can carry on playing your favourite solitaire game wherever you may be!

About

Pick21 Solitaire

This card game offers a unique twist on solitaire, challenging players to combine cards to reach 21. It's easy to pick up but offers engaging gameplay for both quick breaks and extended play sessions.

Highlights
  • Combine cards to hit 21
  • Fast-paced gameplay
  • High score system
  • Simple to learn
  • Suitable for short sessions
Features
Read full description

Pick21 Solitaire is a quick-thinking twist on classic solitaire. Combine cards to hit 21. The faster you go, the higher your score! Simple to learn, hard to put down, and perfect for short sessions or long runs.

Screenshots

Crystal Klondike Solitaire4 screens
Pick21 Solitaire1 screens

Verdict

The call

The clearest difference is ads: Pick21 Solitaire at none against Crystal Klondike Solitaire's shown. Pick21 Solitaire also leads on update cadence (every 2 days vs every 5 months) and monetization model (free vs free with in-app purchases). Crystal Klondike Solitaire's advantage is iOS requirement (15.6 vs 26.1). On price, rating, ratings volume and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Crystal Klondike Solitaire sells 1 one-off in-app purchase and Pick21 Solitaire sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Crystal Klondike Solitaire against 5.0 for Pick21 Solitaire. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Crystal Klondike Solitaire ships an update every 5 months, Pick21 Solitaire every 2 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Crystal Klondike Solitaire versus Pick21 Solitaire: the parameters behind the verdict, then further details
ParameterCrystal Klondike SolitairePick21 Solitaire
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings12 — better
Update frequencyEvery 5 monthsEvery 2 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.1
Further details — not scored
Size16 MB10 MB
Age rating4+4+
DeveloperCrystal SquidGabriel Knuth

Customer experience

Crystal Klondike Solitaire

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Pick21 Solitaire

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Crystal Klondike Solitaire

One-time1
  • Remove Ads$2.99
1 purchases

Pick21 Solitaire

One-time1
  • Pick 21 Developer Tip$1.99

Questions

Is Crystal Klondike Solitaire free?
Crystal Klondike Solitaire is free to download, with in-app purchases available.
Is Pick21 Solitaire free?
Pick21 Solitaire is free to download, with in-app purchases available.
Which has better reviews, Crystal Klondike Solitaire or Pick21 Solitaire?
Crystal Klondike Solitaire and Pick21 Solitaire are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do Crystal Klondike Solitaire or Pick21 Solitaire have ads?
Crystal Klondike Solitaire shows ads; Pick21 Solitaire does not.
Which is updated more often, Crystal Klondike Solitaire or Pick21 Solitaire?
Crystal Klondike Solitaire ships an update every 5 months, and Pick21 Solitaire every 2 days. Most recently, Crystal Klondike Solitaire was updated on November 2, 2026 and Pick21 Solitaire on October 30, 2026.

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