HP15C: Scientific Calculator
HP15C: Scientific Calculator is #98 in Utilities Paid in Canada and charting in 1 of 30 countries we track.
Updated 24 Oct 2026 · rankings refresh through the day
DeveloperFERMAVE
CategoryUtilities
Price6.99 CAD
Released
Rating★ 0.0 (0)
Version1.2
Age rating4+
First seen by us
24 Oct 2026
24 Oct 2026Installs (est.)100+ worldwide
Rating
0.0 ★
0 ratings
Measured
Best rank now
#98
Utilities PaidMeasured
HP15C: Scientific Calculator on the App Store
App details
App ID
6741306693
Publisher
FERMAVE LLC
On the store since
Jan 2025
1 year on the store
Minimum OS
iOS 15.6+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
26 MB
Also listed in
Finance
HP15C: Scientific Calculator downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where HP15C: Scientific Calculator's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Canada | UtilitiesPaid | #98 |
Apps near HP15C: Scientific Calculator on the chart
Utilities Paid, around #98.
Ratings
App Store, worldwide.
Rating
0.0 ★
0 ratings
Measured
Ratings
0
Measured
About HP15C: Scientific Calculator
Vintage classic scientific calculator. The 90s are back baby!
A really special person asked me to build this calculator as it was his favorite calculator, here it goes my dear.
privacy policy: https://fermave.com
Terms of service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
A really special person asked me to build this calculator as it was his favorite calculator, here it goes my dear.
privacy policy: https://fermave.com
Terms of service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Latest updates
1.2
fixed bugs, added sound button
