Nobody feels good at Spider Solitaire. You can play a tight, sensible game for ten minutes and watch it collapse anyway, and the natural conclusion is that you're doing something wrong. So we measured what "normal" actually looks like, and if you've been losing a lot, the numbers are going to feel like an acquittal.
The experiment: 240,000 games of Spider
We generated 2,000 uniformly random two-suit Spider deals, raw shuffles of exactly the kind a classic Spider app deals you, and had our simulated player play each one 120 times, varying its choices between attempts. That's 240,000 played-out games.
The bot is no beginner. It plays textbook Spider: it completes suits, prioritizes exposing face-down cards, builds and extends same-suit runs, works to free columns, avoids breaking good runs and making pointless off-suit dumps, and only deals from the stock when nothing productive remains. It's the same engine we use internally to grade how forgiving a deal is: a deal it wins often has many roads to victory; a deal it never wins is solvable only through a needle's eye, if at all.
The results are brutal
- On 1,365 of 2,000 deals, or 68%, the bot won zero of its 120 attempts.
- The median random deal: 0 wins in 120 tries.
- Across all deals, the average win rate was under 1%.
- Only 17 deals in 2,000, under 1%, were what we'd class as forgiving, winnable in at least 12% of attempts.
- The single friendliest deal in the whole sample was won just 31% of the time.
Read that middle line again: on a typical random two-suit Spider deal, a competent player following sound strategy loses one hundred and twenty times out of one hundred and twenty. Losing at Spider isn't a skill problem. It's the baseline condition of the game.
An honest caveat
Our bot plays a strong straightforward game, but not a perfect one. It doesn't plan dozens of moves deep, and it doesn't use undo. Studies of Spider with exhaustive search suggest that far more deals are theoretically winnable through near-perfect lines. So "the bot never won it" doesn't mean "unwinnable". It means winning required play beyond what a solid, human-style line achieves. If anything, that makes the everyday experience worse, not better: the wins that exist on most deals are locked behind lines nobody finds on a first sitting.
How we pick your daily deal
This is exactly why the daily Spider deal on Tapbreak is never a raw shuffle. Before a deal ships, our grader plays it repeatedly, and we only accept a deal it wins at least 12% of the time. Our data shows fewer than 1 in 100 random deals clear that bar, so your daily comes from roughly the top percentile of the friendliest deals the shuffle space has to offer.
And here's the fun part: it will still beat you most days. A deal from the top 1% is merely fair. Many winning lines exist, and finding one is still genuinely hard. That's the sweet spot we aim for. When you lose, a win was truly there; when you win, you've done something our bot only manages once in eight tries on those same deals.
What the winning attempts do differently
Watching thousands of playouts is a strategy lesson in itself. The attempts that win share habits worth stealing: they fight to empty a column early and treat it as a workbench rather than a parking spot; they build runs in suit whenever possible, because only same-suit runs move as a unit and come off the board; they uncover face-down cards at almost any cost, since information compounds; and they never deal from the stock while a productive move exists, because each deal buries every column one card deeper.
If you want to feel the difference between a raw shuffle and a graded one, the Spider archive keeps every past daily, each one a top-percentile deal, each one still perfectly capable of ruining your evening. Now at least you know the truth: it was never just you.