Is this your app? Claim this page to add your own description, links and contact info. It's free. →
Version
1.0
Size
7.62 Mb
Updated
1 month ago
Released
11 Jun 2026
Description
The scientific calculator that defined an era — now in your pocket.
my11C brings the legendary 11C Voyager series scientific calculator back to life with cycle-accurate emulation running the original microcode. Every keystroke, every display flicker, every RPN operation — faithfully reproduced.
WHY ENGINEERS LOVED THE 11C
The 11C wasn't just a calculator — it was the trusted companion of engineers, scientists, and students throughout the 1980s. Its blend of powerful scientific functions, full programmability, and the legendary efficiency of RPN made it a desk-and-pocket classic. Decades later, it remains a benchmark of how a calculator should feel.
FEATURES
- Cycle-accurate emulation — runs the original Voyager microcode, not a simulation
- Full RPN entry — the efficient Reverse Polish Notation 4-level stack
- Programmable — write, store, edit, and run programs just like the original (up to 203 lines)
- Complete scientific function set — trigonometric and inverse trig in DEG, RAD, and GRAD
- Logarithms and exponentials — LN, LOG, e^x, 10^x
- Powers, roots, reciprocals, factorial, and percentages
- Statistics — mean, standard deviation, and linear regression
- Permutations and combinations
- Random number generator
- Rectangular to polar coordinate conversion
- Hours-minutes-seconds conversions
- Display formatting — FIX, SCI, and ENG notation
- Conditional tests and flags for real programming
- Authentic 7-segment LCD display with all original annunciators
BUILT FOR TODAY
- iCloud sync — your calculator state follows you across devices
- Native on iPhone and Mac — landscape optimized on iOS, resizable window on macOS
- Full keyboard support on Mac — type numbers and operators directly
- Dark interface faithful to the original Voyager design
- Built-in Owner's Manual for quick reference
Estimates
Availability
Devices
iPhone5s
iPadAir
iPadAirCellular
iPadMiniRetina
iPadMiniRetinaCellular
iPhone6
iPhone6Plus
iPadAir2
iPadAir2Cellular
iPadMini3
iPadMini3Cellular
iPodTouchSixthGen
iPhone6s
iPhone6sPlus
iPadMini4
iPadMini4Cellular
iPadPro
iPadProCellular
iPadPro97
iPadPro97Cellular
iPhoneSE
iPhone7
iPhone7Plus
iPad611
iPad612
iPad71
iPad72
iPad73
iPad74
iPhone8
iPhone8Plus
iPhoneX
iPad75
iPad76
iPhoneXS
iPhoneXSMax
iPhoneXR
iPad812
iPad834
iPad856
iPad878
iPadMini5
iPadMini5Cellular
iPadAir3
iPadAir3Cellular
iPodTouchSeventhGen
iPhone11
iPhone11Pro
iPadSeventhGen
iPadSeventhGenCellular
iPhone11ProMax
iPhoneSESecondGen
iPadProSecondGen
iPadProSecondGenCellular
iPadProFourthGen
iPadProFourthGenCellular
iPhone12Mini
iPhone12
iPhone12Pro
iPhone12ProMax
iPadAir4
iPadAir4Cellular
iPadEighthGen
iPadEighthGenCellular
iPadProThirdGen
iPadProThirdGenCellular
iPadProFifthGen
iPadProFifthGenCellular
iPhone13Pro
iPhone13ProMax
iPhone13Mini
iPhone13
iPadMiniSixthGen
iPadMiniSixthGenCellular
iPadNinthGen
iPadNinthGenCellular
iPhoneSEThirdGen
iPadAirFifthGen
iPadAirFifthGenCellular
iPhone14
iPhone14Plus
iPhone14Pro
iPhone14ProMax
iPadTenthGen
iPadTenthGenCellular
iPadPro11FourthGen
iPadPro11FourthGenCellular
iPadProSixthGen
iPadProSixthGenCellular
Pricing by country
| Country | Price |
|---|---|
| Canada | free |
| China | free |
| France | free |
| Germany | free |
| Italy | free |
| Netherlands | free |
| Portugal | free |
| Spain | free |
| UK | free |
| India | free |
| Japan | free |
| Korea, Republic Of | free |
| Poland | free |
| Russia | free |
| Turkey | free |
| USA | free |
| Ukraine | free |
