Crippleware

/kri-pəlwer/

n. 

1. Software that has some important functionality deliberately removed, so as to entice potential users to pay for a working version.
2. [Cambridge] Guiltware that exhorts you to donate to some charity (compare careware).
3. Hardware deliberately crippled, which can be upgraded to a more expensive model by a trivial change (e.g., cutting a jumper).