Products · Pattern or everyday thing
Calculator apps
Raised as a usability problem by 9 people on Hacker News over 7 years (2020–2026), in 7 threads.
No issue was raised by at least 3 people in 3 threads this year.
No issue was raised by at least 3 people in 3 threads in the last 5 years.
Every issue, all time, most people first
Touchscreen calculator input errors make entries hardUnreviewed
20202026- Most calculator sites have ads everywhere and poor mobile usability2026-04-15
- Calculator apps require too many keypresses; operator repetition is missing, slowing multi-step calculations2025-02-17
- Touch screen calculator input errors make phone calculators hard to use2020-10-17
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 10 complaints
- Most calculator sites have ads everywhere and poor mobile usability2026-04-15
- Freezes every 2-3 calculations, forcing the user to force quit2026-03-04
- Can't scroll to see the output while the numpad is open on iPhone2025-07-08
- Input has no visible cursor, so the user can't tell where typing goes2025-07-08
- Calculator apps require too many keypresses; operator repetition is missing, slowing multi-step calculations2025-02-17
- Scrolling through screens of zeros to find significant digits; can't tell how many zeros there are2025-02-17
- System folder picker blocks the SD card folder even after granting all-files permission2025-02-16
- Forces comma instead of period as decimal separator, frustrating input2024-12-09
- Sidebar makes the page unreadable on mobile and the main content loads out of focus2021-04-01
- Touch screen calculator input errors make phone calculators hard to use2020-10-17