Optimize the user experience
A new generation of calculator for iPad
SUBSCRIPTION PRICING AND TERMS
This calculator offers an auto-renewing subscription to provide you with unlimited access to the calculator. the price is $1.99/year for unlocking all content and features, after free 30 days trial.
This price is for United States customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence.
Payment will be charged to iTunes Account at confirmation of purchase.
Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase.
Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable.
Read more about our terms and conditions here:
Terms of service: https://weibo.com/5580956204/I55tg3VVB
- June 16, 2019 Initial release
- September 20, 2019 New version 2.9
- September 30, 2019 New version 2.9.1
- October 07, 2019 New version 2.9.2
- October 09, 2019 New version 2.9.3
- October 18, 2019 New version 2.9.4
- October 21, 2019 New version 2.9.5
- October 31, 2019 New version 2.9.6
- November 06, 2019 New version 2.9.7
- December 24, 2019 New version 3.0
- January 06, 2020 New version 3.0.5