Comparison

Solitaire Classic Klondike vs For Science!

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

Head to head
About

Solitaire Classic Klondike

This is a free Klondike Solitaire game offering a classic card-playing experience with daily challenges and customizable themes. Enjoy smooth gameplay, smart difficulty adjustments, and offline play. Track your progress with detailed statistics and over 20 million winnable card combinations.

Highlights
  • Classic Klondike Solitaire gameplay
  • Daily winnable challenges
  • Offline play support
  • Customizable themes and decks
  • Smart difficulty adjustment
  • Detailed statistics tracking
  • Auto-complete for solved games
Features
Read full description

Solitaire Classic is the NEW FREE Klondike Solitaire (Patience) game – easy to start, hard to master, and full of features you'll love. No registration, no fuss – just download and play right away! PURE CLASSIC SOLITAIRE Play the timeless game of Klondike Solitaire – draw 1 or 3 cards, challenge yourself, and enjoy smooth, responsive gameplay. DAILY CHALLENGES Come back every day for a new, winnable puzzle. Collect trophies month by month and keep your streak alive! PLAY ANYTIME – EVEN OFFLINE No connection? No problem. Solitaire Classic works perfectly offline too. CUSTOMIZE YOUR EXPERIENCE Make it yours: choose from vibrant themes, animated backgrounds, unique decks, and card backs to match your mood or style. SMART DIFFICULTY Our clever AI gives you winnable hands tailored to your skill level. Every game is solvable – you just have to crack the puzzle! STATS & FEATURES Auto-complete for solved games Animation speed control Portrait & landscape mode Optimized for tablets Left-handed support Track your progress with detailed stats Over 20 million winnable card combinations! Solitaire Classic is not just a game – it’s your relaxing daily brain boost. Free to play, easy to love – download now and start playing! ------- Check out the other amazing games by Digitalmoka: Scopa Burraco Briscola Asso Piglia tutto More info: www.digitalmoka.com Follow us: facebook.com/digitalmoka Support: help@digitalmoka.com

About

For Science!

Enhance your board game experience with this companion app. It provides immersive audio, sound effects, and voice acting to bring the game's theme to life. Customize game length and difficulty for a personalized challenge.

Highlights
  • Real-time timer
  • Thematic music
  • Sound effects
  • Voice acting
  • Customizable difficulty
  • Adjustable game length
Features
Read full description

For Science!" is a real time board game about saving the world from disease. This companion app provides a timer, music, sound effects, and voice acting to immerse you in the theme of the "For Science!" and allows you to customize your preferred difficulty by adjusting the frequency of Events and the length of the game to your liking. This companion app is not a game and must be used with a physical copy of the "For Science" board game - published by Grey Fox Games.

Screenshots

Solitaire Classic Klondike4 screens
For Science!3 screens

Verdict

The call

The clearest difference is rating: Solitaire Classic Klondike at 4.8 against For Science!'s 3.0. Solitaire Classic Klondike also leads on review sentiment (80% vs 50%) and ratings volume (19 vs 2). For Science!'s advantage is in-app purchases (none vs 8) and ads (none vs shown). On price and device support 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. Solitaire Classic Klondike sells 8 one-off in-app purchases. For Science! asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Solitaire Classic Klondike holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Solitaire Classic Klondike has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of Solitaire Classic Klondike's written reviews are positive against 50% of For Science!'s.

UpkeepUpdate frequency

Solitaire Classic Klondike ships an update monthly, For Science! every 2 weeks. Both last shipped on November 3, 2026.

Scorecard8 real differences · 2 level
Solitaire Classic Klondike versus For Science!: the parameters behind the verdict, then further details
ParameterSolitaire Classic KlondikeFor Science!
PriceFreeFree
Rating4.8 (19 ratings) — better3.0 (2 ratings)
Positive reviews80.0% of reviews — better50.0% of reviews
Number of ratings19 — better2
Update frequencyMonthlyEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size286 MB53 MB
Age rating12+9+
DeveloperDigitalmoka SrlGrey Fox Games

Customer experience

Solitaire Classic Klondike

All ratings17 ratings
Positive94.1%
Neutral5.9%
Negative0.0%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

For Science!

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

8 purchases

Solitaire Classic Klondike

One-time8
  • MYSTERY BOX up to 3.000 coins$0.99
  • DOUBLE YOUR PRIZE$0.99
  • SPECIAL OFFER$1.99
Show 5 more
  • ADS REMOVAL FOR 1 YEAR$2.99
  • HANDFULL OF COINS$4.99
  • COINS STOCK$6.99
  • ADS REMOVAL FOREVER$8.99
  • SUPER STOCK OF COINS$17.99
None

For Science!

No in-app purchases

Questions

Is Solitaire Classic Klondike free?
Solitaire Classic Klondike is free to download, with in-app purchases available.
Is For Science! free?
For Science! is free to download, with no in-app purchases.
Which has better reviews, Solitaire Classic Klondike or For Science!?
Solitaire Classic Klondike is rated higher. Solitaire Classic Klondike averages 4.8 out of 5 from 19 ratings, while For Science! averages 3.0 from 2 ratings.
Do Solitaire Classic Klondike or For Science! have ads?
Solitaire Classic Klondike shows ads; For Science! does not.
Which is updated more often, Solitaire Classic Klondike or For Science!?
Solitaire Classic Klondike ships an update monthly, and For Science! every 2 weeks. Most recently, Solitaire Classic Klondike was updated on November 3, 2026 and For Science! on November 3, 2026.

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