SynthMaster One Powerful Wavetable Synth for iOS for FREE

KV331 Audio has their SynthMaster One Powerful Wavetable Synth for the iPhone, iPod Touch, and iPad in the iOS App Store for FREE (regularly $9.99) for a limited time.

SynthMaster One iOS is KV331 Audio’s first full-blown universal synth app on iOS platform. It’s a powerful wavetable synth with an intuitive workflow. With its simple layout, rich wavetable/waveform content and inspiring factory presets library, designing new sounds with SynthMaster One iOS is a joy.

Disney, Pixar, & Marvel Stickers for iMessage and Android for FREE

Disney is offering select Disney Stickers for iMessage and Android for FREE (regularly $1.99) for a limited time.

GraphNCalc83 Color Graphing Calculator for iOS for FREE

Ernest Brock has GraphNCalc83 Color Graphing Calculator for the iPhone, iPod Touch, and iPad in the iOS App Store for FREE (regularly $5.99) for a limited time.

Texas Instruments also has its TI-Nspire Computer Algebra System (CAS) for the iPod Touch in the iOS App Store for FREE (regularly $29.99) for a limited time.

GraphNCalc83 uses touch, color and blazing speed to handle your math problems. The familiar calculator keyboard, arrow keys and functions are enhanced with full touch input for all graphs, editors and menus. Enter calculations in natural textbook format. Enter fractions and view result as fractions. Trace graphs with your finger. Zoom in and out with a pinch. Explore regressions with a tap on the screen. Scroll through the list, matrix and calculation history with a swipe. Tap the ? key for help. Written using the latest 64 bit math libraries, GraphNCalc83 harnesses the amazing computing resources of the iPhone and iPad to provide a colorful, fast and fluid experience. Graphs scroll, glide and zoom smoothly. Matrix, statistics and BASIC programs run 500x times faster than traditional calculators.

Texas Instruments’ TI-Nspire CAS for iPad for FREE

Texas Instruments has its TI-Nspire Computer Algebra System (CAS) for the iPod Touch in the iOS App Store for FREE (regularly $29.99) for a limited time.

Texas Instruments, the No. 1 recommended brand of graphing calculators in the U.S., has optimized its most powerful Computer Algebra System (CAS) math engine for an all-in-one iPad app that makes teaching and learning math more engaging, meaningful and … fun!

Monument Valley 2 for iOS & Android for FREE

ustwo Games Ltd has Monument Valley 2 for the iPhone and iPod Touch in the iOS App Store and for Android in the Google Play Store for FREE (regularly $4.99) for a limited time.

Guide a mother and her child as they embark on a journey through magical architecture, discovering illusionary pathways and delightful puzzles as you learn the secrets of the Sacred Geometry.

Sequel to the Apple Game of the Year 2014, Monument Valley 2 presents a brand new adventure set in a beautiful and impossible world.

Help Ro as she teaches her child about the mysteries of the valley, exploring stunning environments and manipulating architecture to guide them on their way.

12-Months of 1Password Families 5-User Password Manager for FREE

Canva is offering 12-months of 1Password Families FREE (regularly $4.99/month) for a limited time. There’s no payment information required to sign up but if you wish to continue beyond the 1-year, you will need to add it before the 1-year is up.

1Password Families provides easy syncing of their cross-platform password manager for up to five users. Apps are available for Mac, iOS, Windows, Android, Linux, and Chrome OS. You can store unlimited passwords with two-factor authentication, items, and 1 GB document storage. It’s easy to share passwords, credit cards, secure notes, and more. Parents can manage what family members can see and do and can recover accounts for locked out family members. Travel Mode allows you to safely cross borders and all 1Password accounts come with friendly 24/7 email support.