Play Accordion Online
You shuffle cards left and right, folding matching sequences until the whole deck collapses into one stack—then immediately start over when it doesn’t work. That 2 AM "one more try" mentality in pure MS-DOS form.

Accordion is a solitaire card game included in the Microsoft Entertainment Pack for Windows 3.1, though it was also playable in MS-DOS. It was developed by Microsoft, a simple digital adaptation of a classic patience game, fitting right in with the straightforward, utilitarian software of that era.
You control the layout of a single deck of cards, dealing them one by one into a row. The goal is to collapse the entire row into a single stack by moving a card onto the one three spaces to its left, or the one immediately to its left, but only if they share the same suit or rank. This forces you to plan several moves ahead, weighing short matches against potential future combos. The game is methodical, almost meditative, but becomes intensely frustrating when a single misstep locks the board. It feels like untangling a stubborn knot with your fingers, patient and exacting.
Each game uses different controls, most DOS games use the keyboard arrows. Some will use the mouse , "Alt" ,"Enter" and "Space bar".

Download Accordion ROM
You can download this ROM to play Accordion offline using an MS-DOS emulator (Top Emulators).
*This ROM is provided for backup and educational purposes only.