# Questions about Thunkable X **URL:** https://community.thunkable.com/c/thunkable/49.md?page=515 [Latest](https://community.thunkable.com/latest.md) · [Categories](https://community.thunkable.com/categories.md) · [Tags](https://community.thunkable.com/tags.md) **Page:** 516 --- ## [Need a kind person to explain Realtime DB](https://community.thunkable.com/t/need-a-kind-person-to-explain-realtime-db/46455)
**Author:** [@AcrobatEpee](https://community.thunkable.com/u/AcrobatEpee)\ **Replies:** 3\ **Last updated:** [September 13, 2018, 9:21pm UTC](https://community.thunkable.com/t/need-a-kind-person-to-explain-realtime-db/46455 "2018-09-13T21:21:14Z")
Hello, so here I am, an app ready, but the will to make it evolve. But I’m stuck, I need two players to interact with my app from two different places and to be connected. RealtimeDB is what I need if I understood good, … --- ## [iOS Publishing Issue (SOLVED)](https://community.thunkable.com/t/ios-publishing-issue-solved/23349)
**Author:** [@CSJ.APP](https://community.thunkable.com/u/CSJ.APP)\ **Replies:** 10\ **Last updated:** [September 13, 2018, 4:36am UTC](https://community.thunkable.com/t/ios-publishing-issue-solved/23349 "2018-09-13T04:36:34Z")
\[Solved\] Update: I asked the great Thunkable team to look into the backend and see if they could determine any errors that I could not see or understand. Wei and Mark, Thunkable staff and wizards, helped me do just that… --- ## [WHY? HELP! Published to Google Play](https://community.thunkable.com/t/why-help-published-to-google-play/46459)
**Author:** [@Kathleen\_White](https://community.thunkable.com/u/Kathleen_White)\ **Replies:** 1\ **Last updated:** [September 12, 2018, 11:46pm UTC](https://community.thunkable.com/t/why-help-published-to-google-play/46459 "2018-09-12T23:46:06Z")
We just published our app to google play. When it is downloaded, the app won’t load. It shows the thunkable beaver and crashes. Why? What did we miss?? help! --- ## [How to move the marker in thunkable x, and how to choose its coordinates](https://community.thunkable.com/t/how-to-move-the-marker-in-thunkable-x-and-how-to-choose-its-coordinates/46369)
**Author:** [@angel\_driver\_program](https://community.thunkable.com/u/angel_driver_program)\ **Replies:** 0\ **Last updated:** [September 12, 2018, 11:12am UTC](https://community.thunkable.com/t/how-to-move-the-marker-in-thunkable-x-and-how-to-choose-its-coordinates/46369 "2018-09-12T11:12:08Z")
How to move the marker in thunkable x, and how to choose its coordinates? --- ## [Blinking Image problem](https://community.thunkable.com/t/blinking-image-problem/46260)
**Author:** [@AcrobatEpee](https://community.thunkable.com/u/AcrobatEpee)\ **Replies:** 20\ **Last updated:** [September 11, 2018, 10:31pm UTC](https://community.thunkable.com/t/blinking-image-problem/46260 "2018-09-11T22:31:46Z")
Hello, so I have my app in which I added a gif which is working perfectly when the countdown isn’t going and changing, how may I prevent it from blinking while the countdown is going down, thank you ! See video --- ## [Image quality buttons](https://community.thunkable.com/t/image-quality-buttons/46272)
**Author:** [@badbrains](https://community.thunkable.com/u/badbrains)\ **Replies:** 5\ **Last updated:** [September 11, 2018, 9:40pm UTC](https://community.thunkable.com/t/image-quality-buttons/46272 "2018-09-11T21:40:27Z")
Hi wonder if anyone can help me I am using images chosen by user from camera function and photo library as background image for a large button but the images are all displayed in very poor quality blurry and pixelated. A… --- ## [iOS app link doesnt work](https://community.thunkable.com/t/ios-app-link-doesnt-work/46277)
**Author:** [@triptizer](https://community.thunkable.com/u/triptizer)\ **Replies:** 0\ **Last updated:** [September 11, 2018, 9:13pm UTC](https://community.thunkable.com/t/ios-app-link-doesnt-work/46277 "2018-09-11T21:13:20Z")
hello… i have created an application, and its working fine for android. for iOs , the application download link i receive on email is not working! --- ## [Mathematical operations on the contents of a variable I've created by looking up a LocalStorage key?](https://community.thunkable.com/t/mathematical-operations-on-the-contents-of-a-variable-ive-created-by-looking-up-a-localstorage-key/45600)
**Author:** [@RelapseDev](https://community.thunkable.com/u/RelapseDev)\ **Replies:** 11\ **Last updated:** [September 11, 2018, 8:16pm UTC](https://community.thunkable.com/t/mathematical-operations-on-the-contents-of-a-variable-ive-created-by-looking-up-a-localstorage-key/45600 "2018-09-11T20:16:22Z")
Hi, whatever I seem to do, I can’t seem to be able to perform mathematical operations (or boolean operations, or any other kind) on data I put into a variable, when I get this data from LocalStorage. I can display the … --- ## [Remove background image from screen](https://community.thunkable.com/t/remove-background-image-from-screen/45905)
**Author:** [@badbrains](https://community.thunkable.com/u/badbrains)\ **Replies:** 2\ **Last updated:** [September 11, 2018, 7:47pm UTC](https://community.thunkable.com/t/remove-background-image-from-screen/45905 "2018-09-11T19:47:14Z")
Hi there, can anyone give me some help please? I need some blocks that will allow user to return the background of a screen to a plain colour after getting current background image from the screen and setting this to ano… --- ## [The cross version doesn't work for me apparently](https://community.thunkable.com/t/the-cross-version-doesnt-work-for-me-apparently/46231)
**Author:** [@Houssam\_Zakaria](https://community.thunkable.com/u/Houssam_Zakaria)\ **Replies:** 1\ **Last updated:** [September 11, 2018, 5:46pm UTC](https://community.thunkable.com/t/the-cross-version-doesnt-work-for-me-apparently/46231 "2018-09-11T17:46:18Z")
Hi, can’t seem to export or download the apk or the .aia files for android. Where can I get the .aia files for the samples like “Dad” so I can use it in Thunkable classic? Thanks --- ## [Realtime DB - new child (project bucket)](https://community.thunkable.com/t/realtime-db-new-child-project-bucket/45382)
**Author:** [@Jakub\_Vanek](https://community.thunkable.com/u/Jakub_Vanek)\ **Replies:** 11\ **Last updated:** [September 11, 2018, 10:28am UTC](https://community.thunkable.com/t/realtime-db-new-child-project-bucket/45382 "2018-09-11T10:28:48Z")
Hi, i hope that someone give me advice about save data in new child in Realtime DB. This settings everytime override data in db and im not able to find a way how to create new child (as is a project bucket). Could some… --- ## [Play sound in a loop?](https://community.thunkable.com/t/play-sound-in-a-loop/46175)
**Author:** [@Elanor](https://community.thunkable.com/u/Elanor)\ **Replies:** 2\ **Last updated:** [September 11, 2018, 11:08am UTC](https://community.thunkable.com/t/play-sound-in-a-loop/46175 "2018-09-11T11:08:00Z")
Hi guys! Me again… I noticed while live testing that longer sounds keep playing (that is, they play to the end of the file) even when I switch screens. I was wondering if there was a way to take advantage of that and ha… --- ## [How to passing value to another screen?](https://community.thunkable.com/t/how-to-passing-value-to-another-screen/42475)
**Author:** [@Forprograme\_Thunkabl](https://community.thunkable.com/u/Forprograme_Thunkabl)\ **Replies:** 10\ **Last updated:** [September 10, 2018, 10:37pm UTC](https://community.thunkable.com/t/how-to-passing-value-to-another-screen/42475 "2018-09-10T22:37:07Z")
I want to pass value from current screen to another screen. In thunkable classic has code in this picture but thunkable x not has. Please someone help me to solve this problem. --- ## [Best practices to avoid crash on android](https://community.thunkable.com/t/best-practices-to-avoid-crash-on-android/43980)
**Author:** [@Claus\_Holbech](https://community.thunkable.com/u/Claus_Holbech)\ **Replies:** 27\ **Last updated:** [September 10, 2018, 6:08pm UTC](https://community.thunkable.com/t/best-practices-to-avoid-crash-on-android/43980 "2018-09-10T18:08:48Z")
I have many problems with apps that works fine on IoS, but keeps crashing on Android at load. Is there some best practices on what to do / not to do, to make sure that it will work on both platforms?. --- ## [Spreadsheet To get cell data : problem with blocks that crash the app](https://community.thunkable.com/t/spreadsheet-to-get-cell-data-problem-with-blocks-that-crash-the-app/46044)
**Author:** [@alliocha1805](https://community.thunkable.com/u/alliocha1805)\ **Replies:** 2\ **Last updated:** [September 10, 2018, 2:20pm UTC](https://community.thunkable.com/t/spreadsheet-to-get-cell-data-problem-with-blocks-that-crash-the-app/46044 "2018-09-10T14:20:14Z")
Hi everyone, I’m trying to do a little app to help my Wow guild and i have a little problem with getting info in a spreadsheet table. To explain better my problem heer’s my table : Then my “blocks” to get the value o… --- ## [Creating my first app in Thunkable X](https://community.thunkable.com/t/creating-my-first-app-in-thunkable-x/45721)
**Author:** [@Kleyber\_Derick](https://community.thunkable.com/u/Kleyber_Derick)\ **Replies:** 1\ **Last updated:** [September 10, 2018, 11:47am UTC](https://community.thunkable.com/t/creating-my-first-app-in-thunkable-x/45721 "2018-09-10T11:47:52Z")
Hi All, I’m starting to use Thunkable X to create an app for IOS. But I’m facing a problem that was discussed sometimes in the forum, but I didn’t see any answer. Here are what I’ve been done: 1 - As a Windows user, I … --- ## [Retrieve data from firebase](https://community.thunkable.com/t/retrieve-data-from-firebase/45931)
**Author:** [@HEHEHE](https://community.thunkable.com/u/HEHEHE)\ **Replies:** 6\ **Last updated:** [September 10, 2018, 11:44am UTC](https://community.thunkable.com/t/retrieve-data-from-firebase/45931 "2018-09-10T11:44:27Z")
I m not That new to thunkable but don’t know why can’t retrieve “message” Please tell me my mistake --- ## [Retrieve mails from firebase](https://community.thunkable.com/t/retrieve-mails-from-firebase/46005)
**Author:** [@HEHEHE](https://community.thunkable.com/u/HEHEHE)\ **Replies:** 2\ **Last updated:** [September 10, 2018, 9:22am UTC](https://community.thunkable.com/t/retrieve-mails-from-firebase/46005 "2018-09-10T09:22:55Z")
I have “sign in” in screen 1 and my firebase is connected to app I get emails that you enter in app Now from app I want to show all emails connected to app from a specific button click I don’t know how to retrieve th… --- ## [Appearing Text Box](https://community.thunkable.com/t/appearing-text-box/45168)
**Author:** [@Kathleen\_White](https://community.thunkable.com/u/Kathleen_White)\ **Replies:** 3\ **Last updated:** [September 10, 2018, 8:23am UTC](https://community.thunkable.com/t/appearing-text-box/45168 "2018-09-10T08:23:10Z")
Probably a silly question for all you advanced developers, but what blocks would I need to have appearing text. Not an alert. For Instance a button titled “Saturday” and when user clicks it, text appears next to it with… --- ## [Looking for someone to build an app for me](https://community.thunkable.com/t/looking-for-someone-to-build-an-app-for-me/45059)
**Author:** [@crazyjennjenn](https://community.thunkable.com/u/crazyjennjenn)\ **Replies:** 2\ **Last updated:** [September 10, 2018, 12:02am UTC](https://community.thunkable.com/t/looking-for-someone-to-build-an-app-for-me/45059 "2018-09-10T00:02:24Z")
I need help building an app i just don’t get this at all honestly i can barely use an iPhone. I need something similar to a dating app swipe left swipe right type of thing. Looking for someone in the Dallas Texas are… --- ## [IOS app Publishing dilemma](https://community.thunkable.com/t/ios-app-publishing-dilemma/45944)
**Author:** [@Kathleen\_White](https://community.thunkable.com/u/Kathleen_White)\ **Replies:** 0\ **Last updated:** [September 9, 2018, 11:38pm UTC](https://community.thunkable.com/t/ios-app-publishing-dilemma/45944 "2018-09-09T23:38:24Z")
Just curious- publishing to the app store and it’s not letting me submit without the Copyright info. I did not copyright this app. Looking into it- this could take months and some sites suggest consulting an attorney? I … --- ## [Issue with Testing of Application - Used to work?](https://community.thunkable.com/t/issue-with-testing-of-application-used-to-work/45218)
**Author:** [@jacob1](https://community.thunkable.com/u/jacob1)\ **Replies:** 6\ **Last updated:** [September 9, 2018, 9:12pm UTC](https://community.thunkable.com/t/issue-with-testing-of-application-used-to-work/45218 "2018-09-09T21:12:21Z")
Hi All, I have just retested my app through thunkable companion for IOS and some buttons don’t work and layouts have changed - This used to work fine and it doesn’t now - I have also downloaded a version to try it witho… --- ## [Top of the screen is covered](https://community.thunkable.com/t/top-of-the-screen-is-covered/45922)
**Author:** [@hi1](https://community.thunkable.com/u/hi1)\ **Replies:** 1\ **Last updated:** [September 9, 2018, 7:54pm UTC](https://community.thunkable.com/t/top-of-the-screen-is-covered/45922 "2018-09-09T19:54:38Z")
As you can see in the image bellow, the notification bar covers the app screen. How can I solve this? --- ## [How to nest gets from Local Storage?](https://community.thunkable.com/t/how-to-nest-gets-from-local-storage/45052)
**Author:** [@shriram](https://community.thunkable.com/u/shriram)\ **Replies:** 2\ **Last updated:** [September 9, 2018, 6:15pm UTC](https://community.thunkable.com/t/how-to-nest-gets-from-local-storage/45052 "2018-09-09T18:15:00Z")
Sample app: two TextInput fields, both of whose contents are written to Local Storage (call them “first input” and “second input”). Now you want to pull out the two values and add them together. The code that we wrote i… --- ## [Using Thunkable X in classroom settings](https://community.thunkable.com/t/using-thunkable-x-in-classroom-settings/45909)
**Author:** [@Thomas\_Proffen](https://community.thunkable.com/u/Thomas_Proffen)\ **Replies:** 0\ **Last updated:** [September 9, 2018, 6:13pm UTC](https://community.thunkable.com/t/using-thunkable-x-in-classroom-settings/45909 "2018-09-09T18:13:16Z")
Love Thunkable and the partnership with the Congressional App Challenge. We ran a class last weekend and here is a question (or suggestion for a feature). Is there a way to ‘live share’ an app, because in our setup we h… --- ## [Unable to find checkbox component or checkbox list](https://community.thunkable.com/t/unable-to-find-checkbox-component-or-checkbox-list/45842)
**Author:** [@vikram\_p](https://community.thunkable.com/u/vikram_p)\ **Replies:** 2\ **Last updated:** [September 9, 2018, 4:20pm UTC](https://community.thunkable.com/t/unable-to-find-checkbox-component-or-checkbox-list/45842 "2018-09-09T16:20:00Z")
Hi Friends, I am trying to make a ToDo list but I am unable to find checkbox component. Also I searched for checkbox ‘List\_Viewer’ in design and ‘Lists’ option in blocks couldnt find it there as well. In fact I couldn’t… --- ## [My app is 30MB, please help me find out why](https://community.thunkable.com/t/my-app-is-30mb-please-help-me-find-out-why/45139)
**Author:** [@AcrobatEpee](https://community.thunkable.com/u/AcrobatEpee)\ **Replies:** 4\ **Last updated:** [September 9, 2018, 2:51pm UTC](https://community.thunkable.com/t/my-app-is-30mb-please-help-me-find-out-why/45139 "2018-09-09T14:51:47Z")
Hey, Just wanted to know if multiple screens take that much space, because I made an app with just buttons but instead of changing the actual screen when a button is pressed I make the user change screens and my app is … --- ## [Get uid of user from firebase database](https://community.thunkable.com/t/get-uid-of-user-from-firebase-database/44981)
**Author:** [@emilio1](https://community.thunkable.com/u/emilio1)\ **Replies:** 1\ **Last updated:** [September 9, 2018, 2:48pm UTC](https://community.thunkable.com/t/get-uid-of-user-from-firebase-database/44981 "2018-09-09T14:48:16Z")
I want to get the user uid of an authenticated user in app from the firebase database and use that in app. How can I do that with thunkablex? The main idea is to show the information of a user to another user. Informatio… --- ## [HELP Regarding Spreadsheet to save local storage](https://community.thunkable.com/t/help-regarding-spreadsheet-to-save-local-storage/45850)
**Author:** [@Yogesh\_Kesale](https://community.thunkable.com/u/Yogesh_Kesale)\ **Replies:** 0\ **Last updated:** [September 9, 2018, 12:30pm UTC](https://community.thunkable.com/t/help-regarding-spreadsheet-to-save-local-storage/45850 "2018-09-09T12:30:49Z")
I want to save data from text box to spreadsheet but user can save that spreadsheet locally or can download it. multiple user with different sheets --- ## [Branding screen to last opened](https://community.thunkable.com/t/branding-screen-to-last-opened/44865)
**Author:** [@Laura\_Griffith](https://community.thunkable.com/u/Laura_Griffith)\ **Replies:** 7\ **Last updated:** [September 8, 2018, 11:20pm UTC](https://community.thunkable.com/t/branding-screen-to-last-opened/44865 "2018-09-08T23:20:55Z")
FYI, teacher here. NOT an engineer, so use small words :wink: I have managed to make a branding screen that moves on to my next screen after a few seconds. But now I want to make it so that every time a user opens the … [Previous page](https://community.thunkable.com/c/thunkable/49.md?page=514) [Next page](https://community.thunkable.com/c/thunkable/49.md?page=516)