The best Optical Calculator on the App Store.

• Stock Lens Cutout
• Lens Thickness
• Vertex Compensation
• Rx Transpose
• Intermediate Rx
• Prism Compounding
• Contact Lens Rx
• Induced Prism
• Tilt & Wrap Compensation
• Crossed Cylinders
• Resolving Prism
• Spectacle Magnification
• Vertical Imbalance Compensation
• Power in Oblique Meridians

If you want another calculator, let us know and we will add it.

The app is easy to use and to the point.

Optimized for iPhone X, Xs, and iPad Pro models.
About Subscription:
• You may subscribe to our service for a free trial. This subscription auto-renews yearly at the specified price.
• This subscription provides you full access to all our current and future optical calculators.
• Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
• The account will be charged for renewal within 24-hours prior to the end of the current period.
• Payment will be charged to your iTunes Account at confirmation of purchase.
• You may manage the subscription 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 will be forfeited when you purchase the subscription.
• Privacy policy:
• Terms of use:

What’s New

Version 1.5.1

• Bug fixes and improvements.

Ratings and Reviews

4.5 out of 5
21 Ratings

21 Ratings

Tmantactical ,

All features are locked out

No way to know if the app is useful with everything locked out. not gonna pay to find out

Developer Response ,

You get a 3 days trial to find out if you like it. Cancel any time within 3 days if you do not like it and you do not pay anything.

App Privacy

The developer, Lens Shapers, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Usage Data
  • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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