Yes, just consistently line them up and it would be fine. There’s plenty of UX research saying icon+label improves recognition and task speed. NN Group is a good resource for this.
Google has been universally panned for using their logos as app icons. I think most people in this thread are talking about UI vs app icons (essentially avatars for apps at this point).
Visually uniformity is a broad trend that affects both areas. The monochrome line-art UI icons that are used everywhere are every bit as bad as Google's app icons.
Here are some icons I screenshotted off a website. I challenge you to tell me what they mean