Solitaire
Overview
Developed by AI Factory Limited, a UK-based developer and multiple Google Play Top Developer award winner, Solitaire stands out as a highly polished, single-player casual solitaire application. Rather than chasing casual gaming trends like story progression or decorated themes, AI Factory prioritizes technical performance, engine accuracy, and deep game configuration.
The game's standout technical feature is its massive database of 6,000 pre-defined, pre-solved deals, with 1,000 separate layouts for each difficulty level (Easy, Medium, Hard) and card draw setting. This design approach relies on advanced data-compression algorithms to package step-by-step solutions into a tiny memory footprint. For players, this means they can view step-by-step visual solutions for any of these non-random deals if they get stuck, transforming the game into an educational puzzle experience.
For purists seeking unpredictable games, the app uses an industry-standard Linear Congruential Generator (LCG) Random Number Generator (RNG). This mathematical engine ensures shuffles are genuinely random. While this can sometimes lead to single-color runs that users occasionally mistake for bias, it guarantees a fair, high-fidelity experience.
Ergonomically, the game is highly customizable. It supports both landscape and portrait views across varying resolutions, features left- and right-handed layouts, and allows players to upload custom photos for card backs and backgrounds. It also tracks comprehensive game statistics and is lightweight enough to run smoothly on budget and older hardware.
Because it is supported by ads, the free version does show third-party interstitial and banner ads. However, AI Factory keeps these relatively non-intrusive and offers a reasonably priced paid upgrade to completely remove ads. The app's only real drawbacks are minor permission requirements for file storage to save custom backgrounds, and a simple hint engine that occasionally loops on locked boards.
Pros & Cons
Enormous database of 6,000 pre-computed deals ensures high replayability across standard and hard layouts.
Accessible solution-viewer utility provides step-by-step animations on how to clear active boards.
Balanced and fair shuffling routines managed by a verified LCG random number generator.
Highly responsive landscape and portrait screen orientations with left-handed formatting.
Effortless stat-migration system that allows players to transfer progress to the premium application.
Extremely low storage footprint and CPU overhead, preventing device overheating.
- ✕
Hint engine can occasionally enter loops, advising players to cycle empty decks.
- ✕
Visual style leans retro compared to more modern, casual card games.
- ✕
Requires file-access permissions to save personalized backgrounds.
Download
Get it on Google Play 
Get it on App Store FAQs
How do players access the step-by-step board solutions?
While playing any non-random pre-defined deal, players can tap the cog menu to view the complete solution.
Can progress data be transferred if upgrading to the premium app?
Yes, players can export their stats from the free version and import them into the paid client via the stats menu.
Why does the application request access to local files?
This permission is required only if the player wants to use custom photos as card backs or board backgrounds.
How are standard and Vegas scoring modes different in this app?
Standard scoring focuses on accumulating points, while Vegas scoring requires a virtual buy-in and tracks net gains across deals.
Does this application run without a network connection?
Yes, the entire solitaire engine operates locally, making it ideal for offline play.
Hot Reviews
The game performs beautifully. It is lightweight, does not drain device battery, and the ability to use custom photos for backgrounds is a great touch.
The game is solid, but the hint system has a minor bug. When you run out of moves, it occasionally loops and endlessly tells you to tap the deck rather than ending the game.
Unlike games that feel rigged to favor the player, this app's shuffles feel natural and fair. If you get a tough hand, it's a true test of solitaire skill.