Products · Product
HP calculators
Raised as a usability problem by 17 people on Hacker News over 12 years (2014–2025), in 15 threads.
No issue was raised by at least 3 people in 3 threads this year.
Every issue, all time, most people first
Calculator interface is confusing and clutteredUnreviewed
20142026- The rubber keys make the calculator unusable for the commenter.2025-11-11
- Input latency on the calculator is bad enough to make the user feel sick2024-11-05
- The calculator's general user interface is confusing and cluttered2022-01-19
Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.
The newest 20 complaints
- The rubber keys make the calculator unusable for the commenter.2025-11-11
- Display has become hard to see and slow to respond with age2025-10-05
- Mushy keys bounce or fail to register presses, so input gets dropped2024-11-05
- Input latency on the calculator is bad enough to make the user feel sick2024-11-05
- Takes forever to use it to calculate useful things2024-11-04
- UI is complicated by general-purpose ambitions, struggling usability; screen harder to read2023-01-23
- The calculator's general user interface is confusing and cluttered2022-01-19
- UI lags noticeably behind keypresses, slowing input2020-12-05
- Inherits UI lag from the emulated 48G and has a steep learning curve2020-12-04
- Keys are too cramped, making custom function programming hard and inconvenient2020-10-15
- Constantly flipping the clamshell because keys on both sides are used; commands buried in menus2020-10-15
- Calculator feels sluggish and is a chore to use compared to the TI-892020-09-27
- Soft imprecise arrow button deletes long calculations by accident2018-05-12
- Interface is sluggish because of layers of interpretation, so interactions lag2017-08-20
- Everything is hidden behind layers and layers of menus in infix mode2016-04-15
- Most HP calculators' LCD has low contrast, hard to read in dim light2015-11-18
- Buttons are horrible to press or use on the new calculator2015-11-18
- GUI feels sluggish and awkward to interact with compared to simpler calculators2014-10-26
- Unusable without the manual, which was PDF-only and too long to print2014-10-05
- Slow, with an abysmal display, and you had to carry manuals around to be productive2014-09-02