The HP-37s scientific calculator?

[Thomas Radtke]

(12-31-2020 02:30 PM)Marco Polo Wrote:  But, all in all, is just a 33s with a better dress and more bugs.

No, the functionality has been vastly extended. The 33S is just an ugly 32SII with more memory [that you cannot make much use of] and rewritten firmware [to have lots of bugs]. The 35s extends it and has new bugs along with new functionalities, but really is the true successor of the 32SII.