Compliance update.

Emergency fix to receipt handling.

Fix to app-freeze.

• Quickly learn advanced calculator skills.
• Press and hold any key for clear definitions, examples, and usage guides.
• A complete user manual is also available.
• Swipe left to right to edit calculations with ease.
• No more frustrating backspaces!
• Designed for natural iPhone navigation.

Revised with NEC 2023 table changes.

Support for NEC 2020
New menu/navigation

Fix to 1" PVC 40 conduit table entry as having 0.0000 area.

NEC 2017 code change support:
- Table 430.250 upper voltage range update for 2017
- Table 430.250 upper voltage range revert back to pre-2014

Other:
- Ambient Temperature register changed to Temporary from Permanent
- Default NEC code year to 2017

Default NEC code year changed to NEC 2014.  All NEC updates are now free of charge.

We will publish an update after each new NEC code year, the next update will be for NEC 2017 once the NEC changes are final.  Thank you!

Universal app support.

Added in-app purchase ability for NEC 2014 update and future NEC Code years.

iOS 7 updates.

iPhone 5 support and fix to key click preferences label.

Fixed image path to retina display graphics.