# Start new application in Ionic 4 beta or Ionic 3 stable?

**URL:** <https://forum.ionicframework.com/t/start-new-application-in-ionic-4-beta-or-ionic-3-stable/117117>\
**Category:** ionic-v3\
**Created:** [January 3, 2018, 2:47pm UTC](https://forum.ionicframework.com/t/start-new-application-in-ionic-4-beta-or-ionic-3-stable/117117 "2018-01-03T14:47:46Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![matanyed](https://avatars.discourse-cdn.com/v4/letter/m/f19dbf/32.png) [@matanyed](https://forum.ionicframework.com/u/matanyed)\
**Post date:** [January 3, 2018, 2:47pm UTC](https://forum.ionicframework.com/t/start-new-application-in-ionic-4-beta-or-ionic-3-stable/117117/1 "2018-01-03T14:47:46Z")

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Hi, I gonna start develop new app in two weeks to my client  
It’s very huge and important app  
It will take 2 months of work for two developers

Ionic team, do you recommend to start from develop it with Ionic 4 or Ionic 3?

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**Author:** ![Sujan12](https://sea1.discourse-cdn.com/ionicframework/user_avatar/forum.ionicframework.com/sujan12/32/108395_2.png) [@Sujan12](https://forum.ionicframework.com/u/Sujan12)\
**Post date:** [January 3, 2018, 3:39pm UTC](https://forum.ionicframework.com/t/start-new-application-in-ionic-4-beta-or-ionic-3-stable/117117/2 "2018-01-03T15:39:41Z")

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Current Ionic version.

Ionic 4 is not in beta yet. It will also be a pretty simple upgrade, compare to the switch from v2 to v3.

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**Author:** ![mhartington](https://sea1.discourse-cdn.com/ionicframework/user_avatar/forum.ionicframework.com/mhartington/32/137757_2.png) [@mhartington](https://forum.ionicframework.com/u/mhartington)\
**Post date:** [July 19, 2021, 9:56pm UTC](https://forum.ionicframework.com/t/start-new-application-in-ionic-4-beta-or-ionic-3-stable/117117/3 "2021-07-19T21:56:33Z")

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