# Ideas to speed up my app? **URL:** \ **Category:** Ask for Help\ **Created:** [May 12, 2020, 8:34pm UTC](https://community.glideapps.com/t/ideas-to-speed-up-my-app/8997 "2020-05-12T20:34:41Z")\ **Posts on this page:** 1\ **Showing post:** 9
**Author:** ![Robert\_Petitto](https://sea2.discourse-cdn.com/flex002/user_avatar/community.glideapps.com/robert_petitto/32/25193_2.png) [@Robert\_Petitto](https://community.glideapps.com/u/Robert_Petitto)\ **Post date:** [May 13, 2020, 3:34am UTC](https://community.glideapps.com/t/ideas-to-speed-up-my-app/8997/9 "2020-05-13T03:34:48Z")
The best way to speed up any app is to use Glide data columns rather than spreadsheet formulas. Spreadsheet formulas = lag. Data columns = instant gratification 😁 I talk about this a bit here: > [@Creating a gamified in-app store/inventory](https://community.glideapps.com/t/creating-a-gamified-in-app-store-inventory/4225): > > Hey all. Wondering if anyone has a solution: I want to create a shop that would display items that users could purchase with in-app currency. Once purchased, they would show up in the player’s inventory…when using an item, the item would disappear. So far, I’ve managed to: 1.) Allow players to purchase items 2.) Display purchased items for each sign in user 3.) Deduct item cost from current balance for each user 4.) Allow users to “use” an item (which then gets removed from inventory) T… --- _[View the full topic](https://community.glideapps.com/t/ideas-to-speed-up-my-app/8997)._