# Converting classic apps to new Apps **URL:** \ **Category:** Ask for Help\ **Created:** [April 6, 2023, 3:45pm UTC](https://community.glideapps.com/t/converting-classic-apps-to-new-apps/60225 "2023-04-06T15:45:58Z")\ **Posts on this page:** 1\ **Showing post:** 9
**Author:** ![Darren\_Murphy](https://sea2.discourse-cdn.com/flex002/user_avatar/community.glideapps.com/darren_murphy/32/47326_2.png) [@Darren\_Murphy](https://community.glideapps.com/u/Darren_Murphy)\ **Post date:** [April 6, 2023, 4:21pm UTC](https://community.glideapps.com/t/converting-classic-apps-to-new-apps/60225/9 "2023-04-06T16:21:37Z")
> [@Simon\_Hill](#): > > When was that introduced?! I thought I see most of the major announcements and last I heard was that Glide was working on the option to transform Classic apps. Is this an interim that brings the tables through in tact without the user interface? It’s been there since shortly after “Pages” were launched - maybe a year or more? By the way, when you use it you’ll be offered a choice between “Copy the sheet” or “Keep same sheet”. Have a read of the below to understand the impact of each choice: > [@Relationship and References Created in Glideapp Table](https://community.glideapps.com/t/relationship-and-references-created-in-glideapp-table/49119/5): > > The way your question is posed is a little confusing, so I won’t try and answer it directly. Instead I’ll explain how it works, and maybe that will help. First thing is that it’s important to understand the difference between Basic and Computed columns. Maybe you already do, but it’s vital in this context so I’ll explain it anyway. Basic Columns are those columns that contain actual data, as opposed to data that’s calculated from other columns. Text, Email, Image, Date/time are all examples o… --- _[View the full topic](https://community.glideapps.com/t/converting-classic-apps-to-new-apps/60225)._