Pocket 68k

Your TI-89 or TI-89 Titanium, on your iPhone. Bring the OS from a calculator you own and get computer algebra, 2D and 3D graphs, and your programs and games. No calculator OS is included. Import a backup of your own (.89u, .tib or a full .rom backup) from Files, AirDrop or Mail. Free for 7 days, then a one-time unlock. No subscription. • Accurate 68k emulation with a pixel-exact screen • Full-size keypad with every second-function and alpha legend • Built-in keypad skins, plus more to download from our site • Sessions save and restore automatically • Open programs and variables to send them to the calculator • Open the calculator from Control Center (iOS 18 and later) • Works offline. No accounts, ads or tracking Pocket 68k is not affiliated with or endorsed by Texas Instruments. TI-89 and TI-89 Titanium are trademarks of Texas Instruments.