It’s time for another round of apps that cover the spectrum of your beloved mobile device(s)!

The Weekly App Smack is the best of new or updated design and productivity apps (and maybe a couple of fun ones, too) for the busy design or engineering professional and this week we have a list sure to make you more efficient.

Do you have an app suggestion that has made your life easier or changed up your workflow? Let us know in the comments below or send it into

Hit it!

Math Interactive (iOS — Free)

Improve your intuition by exploring the interactive illustrations and learn how to solve both simple and difficult math problems through elegant solutions.

Spark by Readdle (iOS – Free)

Spark is the best personal email client and a revolutionary email for teams. You will love your email again!

Spark by Readdle

Hitlist (iOS — Free)

Travel more for less. Tell us about the trips you want to take, and we’ll tell you when or where to go.

Hitlist Flights

Autodesk Sketchbook (Android — Free)

From quick conceptual sketches to fully finished artwork, sketching is at the heart of the creative process.

Autodesk Sketchbook Sketching

Flipboard (Android — Free)

Flipboard gathers news, popular stories and conversations so you can sit back and flip through the latest and greatest stories of our time.

Flipboard News

Google Keep (Android — Free)

Quickly capture what’s on your mind and get a reminder later at the right place or time. Speak a voice memo on the go and have it automatically transcribed. Grab a photo of a poster, receipt or document and easily organize or find it later in search. Google Keep makes it easy to capture a thought or list for yourself, and share it with friends and family.

Google Keep App