About Timer 555 Calculator
This app is used to calculate monostable and astable circuit. Features * Calculate pulse width of monostable circuit * Calculate frequency of astable circuit * Find out combination of components making a desire pulse...
This app is used to calculate monostable and astable circuit. Features * Calculate pulse width of monostable circuit * Calculate frequency of astable circuit * Find out combination of components making a desire pulse width in monostable circuit * Find out combination of components making a desire frequency in astable circuit * Saving component values in CSV file * Upload generated CSV files via AirDrop or iCloud Drive * Support English, German, French, Italian, Spanish, Portuguese, Japanese, Korean, Russian
Version History Fix minor bugs 3.0.20 05/14/2025 Fix minor bugs 3.0.15 03/25/2024 * Add Hindi * Fix minor bugs 3.0.10 07/02/2021 Fix minor bugs 3.0.0 05/16/2021 Fix minor bugs 2.9.5 05/02/2021 - Fix minor bugs 2.9.2 02/16/2020 - Support German, Chinese and Japanese - Fix minor bug 2.9.0 02/11/2020 - Fix minor bugs 2.7.1 01/23/2020 - Fix minor bugs 2.7.0 01/22/2020 - Support dark mode 2.6.0 12/29/2019 555 projects are added 2.5.0 10/08/2018 Fix minor bug 2.4.9 09/26/2017 Fix bug in Airdrop sharing function 2.4.8 09/07/2017 Fix minor bug 2.4.7 06/12/2017 * Fix minor bug 2.4.6 06/06/2017 * Remove obsolete Dropbox API, use iCloud document picker instead * Upload generated CSV files via AirDrop or iCloud Drive 2.4.5 10/07/2016 Fix minor bugs 2.4.4 09/16/2016 Fix minor bugs 2.4.3 06/14/2016 Fix minor bugs 2.4.2 02/10/2016 Fix minor bugs 2.3.0 01/23/2015 Saving component values in CSV file is added 2.2.0 12/10/2014 Fix minor bugs 2.0.0 10/21/2014 New user interface Fix compatibility issue in iOS8 1.1.0 10/13/2014 - Manufacturers are added - Fix minor bugs 1.0.5 09/03/2014 - iPad UI is added - Fix minor bugs 1.0.4 03/15/2014
Previous Versions
Here you can find the changelog of Timer 555 Calculator since it was posted on our website on 2023-07-06 14:56:05.
The latest version is 3.0.20 and it was updated on 2026-06-10 15:18:53. See below the changes in each version.
Timer 555 Calculator version 3.0.20
Updated At: 2026-06-10
Changes: Version History Fix minor bugs 3.0.20 05/14/2025 Fix minor bugs 3.0.15 03/25/2024 * Add Hindi
* Fix minor bugs 3.0.10 07/02/2021 Fix minor bugs 3.0.0 05/16/2021 Fix minor bugs 2.9.5 05/02/2021 - Fix minor bugs 2.9.2 02/16/2020 - Support German, Chinese and Japanese
- Fix minor bug 2.9.0 02/11/2020 - Fix minor bugs 2.7.1 01/23/2020 - Fix minor bugs 2.7.0 01/22/2020 - Support dark mode 2.6.0 12/29/2019 555 projects are added 2.5.0 10/08/2018 Fix minor bug 2.4.9 09/26/2017 Fix bug in Airdrop sharing function 2.4.8 09/07/2017 Fix minor bug 2.4.7 06/12/2017 * Fix minor bug 2.4.6 06/06/2017 * Remove obsolete Dropbox API, use iCloud document picker instead
* Upload generated CSV files via AirDrop or iCloud Drive 2.4.5 10/07/2016 Fix minor bugs 2.4.4 09/16/2016 Fix minor bugs 2.4.3 06/14/2016 Fix minor bugs 2.4.2 02/10/2016 Fix minor bugs 2.3.0 01/23/2015 Saving component values in CSV file is added 2.2.0 12/10/2014 Fix minor bugs 2.0.0 10/21/2014 New user interface
Fix compatibility issue in iOS8 1.1.0 10/13/2014 - Manufacturers are added
- Fix minor bugs 1.0.5 09/03/2014 - iPad UI is added
- Fix minor bugs 1.0.4 03/15/2014
Timer 555 Calculator version 3.0.20
Updated At: 2025-05-14
Changes: Fix minor bugs
Timer 555 Calculator version 3.0.20
Updated At: 2025-05-14
Changes: May 14, 2025
Version 3.0.20
Fix minor bugs
Timer 555 Calculator version 3.0.15
Updated At: 2024-03-25
Changes: Mar 25, 2024
Version 3.0.15
Fix minor bugs
Timer 555 Calculator version 3.0.10
Updated At: 2021-07-02
Changes: Jul 2, 2021
Version 3.0.10
* Add Hindi
* Fix minor bugs
Disclaimer
Official App Store Link
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