About TechCalc64 Sci Calculator
A scientific calculator for engineers. TechCalc64 has the following features. - 64bit integer calculation, it's useful for calculating 64bit memory address. - binary and hexadecimal mode. It's easy to change radix with...
A scientific calculator for engineers.
TechCalc64 has the following features.
- 64bit integer calculation, it's useful for calculating 64bit memory address.
- binary and hexadecimal mode. It's easy to change radix with one button.
- bit shift keys('
- back space key.
- log2 key, It's useful to check the required bit width of a number.
Previous Versions
Here you can find the changelog of TechCalc64 Sci Calculator since it was posted on our website on 2013-08-23 07:28:34.
The latest version is and it was updated on 2026-06-29 12:32:25. See below the changes in each version.
TechCalc64 Sci Calculator version
Updated At: 2025-07-27
Changes: v1.10:
Compatible with Android 15.
v1.9:
Compatible with Android 14.
v1.8:
Compatible with Android 13.
v1.7
Compatible with Android 12.
v1.6 Corresponded to Android 10 or above.
v1.5 The write permission request to the external storage was erroneously included, deleted it.
v1.4 Corresponded to Android 8 or above.
v1.3 Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.9
Updated At: 2024-07-12
Changes: v1.9:
Compatible with Android 14.
v1.8:
Compatible with Android 13.
v1.7
Compatible with Android 12.
v1.6 Corresponded to Android 10 or above.
v1.5 The write permission request to the external storage was erroneously included, deleted it.
v1.4 Corresponded to Android 8 or above.
v1.3 Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.8
Updated At: 2023-08-20
Changes: v1.8:
Compatible with Android 13.
v1.7
Compatible with Android 12.
v1.6 Corresponded to Android 10 or above.
v1.5 The write permission request to the external storage was erroneously included, deleted it.
v1.4 Corresponded to Android 8 or above.
v1.3 Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.7
Updated At: 2022-08-22
Changes: v1.7
Compatible with Android 12.
v1.6 Corresponded to Android 10 or above.
v1.5 The write permission request to the external storage was erroneously included, deleted it.
v1.4 Corresponded to Android 8 or above.
v1.3 Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.6
Updated At: 2020-08-28
Changes: v1.6 Corresponded to Android 10 or above.
v1.5 The write permission request to the external storage was erroneously included, deleted it.
v1.4 Corresponded to Android 8 or above.
v1.3 Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.5
Updated At: 2018-09-20
Changes: v1.5 The write permission request to the external storage was erroneously included, deleted it.
v1.4 Corresponded to Android 8 or above.
v1.3 Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.3
Updated At: 2014-03-25
Changes: Changed MSB to sign bit at 8,16,32 bit mode of HEX, BIN.
TechCalc64 Sci Calculator version 1.2
Updated At: 2013-06-13
Changes: Several fixes and updates
Disclaimer
Official Google Play Link
We do not host TechCalc64 Sci Calculator on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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