Here are steps that shows how to go back to apps in new tab.
1. Type Chrome://flags in address bar.
2. Find out this following setting by using scrolling down to 1/3:
Enable Instant Extended API Mac, Windows, Chrome OS3. Set it to Disabled.
Enables the Instant Extended API which provides a deeper integration with your default search provider, including a renovated New Tab Page, extracting search query terms in the omnibox, a spruced-up omnibox dropdown and Instant previews of search results as you type in the omnibox. #enable-instant-extended-api
4. It will pop the notification below, click "Relaunch Now"
5. Reopen the new tab, see if it goes back. If you see it like this screenshot, congratulations.