The Week in Mac Apps: Study time

This week’s roundup comes with an app that helps you draw charts without knowing an iota about math—which may come in handy when another program we feature tells you that you’re late delivering that paper your promised your prof two weeks ago.

Developer William Gustafson’s $1 Altunenator helps you manage your music by extending iTunes’s functionality with a series of convenient realtime tools.

The app supports the ability to pause playback for up to thirty minutes, after which music will fade gently back in as it starts playing again. It also comes with a smart shuffling algorithm that reduces song duplication, and a way to rate your songs as they play.

YUE’s $10 GraphDraft ( Mac App Store Link) allows you to create great-looking graphs in a variety of formats.

The app mixes functionality you’d normally find in illustration software with the plotting ability of a graph program; for example, you can quickly sketch a graph by hand just by defining some of its key points, and then backfill it with data imported from external locations.

iStudiez’s $10 iStudiez Pro ( Mac App Store Link) is a diary and calendaring solution designed specifically for students.

The app lets you track your classes and course load, advising you of upcoming tests and homework.

Celmaro’s $3 Plug Spy ( Mac App Store Link) is an instant theft-warning system that warns you if your laptop is unexpectedly unplugged from its power supply.

The app runs in the background, and can either play a sound or send you a notification through one of several mechanisms when it detects that the power cable has been disconnected.

FIPLAB’s $3  Privacy Protector ( Mac App Store Link) helps you keep tabs on the personal information stored on your Mac.

The app lets you manage the contents of locations like your browser’s cookies, mail downloads cache, and so on, highlighting items that could be troublesome for your privacy and assisting you in their removal.

HansaWorld’s Standard Accounts 7.2 ( Mac App Store Link) is an invoicing solution designed for professionals and small businesses.

The free app supports all the basics you need to manage customers and create invoices, and integrates seamlessly into the company’s line of enterprise accounting products.

Sunrise Atelier’s Sunrise Calendar ( Mac App Store Link) brings Google Calendar to your Mac.

This free app offers an alternate interface to the search giant’s Web-based system, and provides you with full access to its functionality.

IMSI Design’s $500 TurboCAD Pro 8 ( Mac App Store Link) is a complete 2D/3D design solution for drafting professionals.

The app supports a full set of tools for creating complete technical drawings of any complexity, and comes with hours of tutorials to help you get started.

Paragon Software’s Cambridge Dictionaries ( Mac App Store Link) gives you access to one of the most popular lexicons, with full-text search capabilities and the ability to look up words without leaving other apps.

Sadah’s URL Shortener – with goo.gl and more allows you to quickly convert a URL into a shortened version using one of several Internet-based services. It also supports syncing all your shortened links across multiple devices using iCloud.