Hmm, let's see.

1. Niagara launcher — silky smooth, fast search based launcher.

2. Smartlauncher 6 — best auto categorized traditional android launcher with dynamic Material you like theme colors.

3. Sync — favourite lemmy client

4. Solid explorer — smooth file explorer

5. Pix material you — favourite icon pack

6. Pix material you light/Dark — 2nd favourite which automatically changes colors based on light or dark system theme.

7. Sleep as android — sleep tracking

8. Accubattery — detailed battery stats

9. Adguard — system wide adblock (download from their website)

10. Hermit — customizable web apps.

11. PowerAmp — smooth local music player.

12. Search widget — powerful search widget pair with pixel search for more function.

13. 1DM+ — best download manager. Can download just about any media from any website.

14. Wallcanic walls — some neat wallpapers

15. GMH Donation — This is a donation to unlock features to an app on github which enables dynamic refresh rate setting on devices( cough samsung) which do not have one.

16. Photo Editor — best photo editing app

17. Internet Speed Meter — detailed data usage stats in the app and speed stats in the notification bar.