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Free CALC 1 In-App Purchases

In-App purchases allow you to download CALC 1 for free and evaluate it before making any purchases.

Then you only need to buy the features you want.

Free CALC 1 has the following In-App purchases available:

  2. Customization
  3. Form Calculators
  4. Styles

Restore Purchases

Purchases can be restored so you can use them on any device .

Once you make a purchase and it is processed by the App Store, you will see a check mark appear next to the item. The feature is available immediately.