Innovative Apps

Appstem is a leading software design and development firm creating innovative mobile solutions. We specialize in mobile apps, games, and backend solutions.

Our Work

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Tesla Motors iPad Apps

The Tesla Motors iPad app is a key sales tool for the product specialists and marketing teams. The app is for marketing events and is used in all Tesla retail outlets worldwide. The app is a central repository for videos, photos, and documentation. The app integrates with a card swiping device to instantly capture drivers license information for test drive registration and importing to Salesforce. The Tesla iPad app is designed to help product specialists and marketing personnel to create an engaging and intuitive sales experience with their customers. In stores product specialist can share the information on their iPad directly on the big screen TV with a simple swipe gesture.

johnson & johnson
Johnson & Johnson HTML5 Game

Dandruff is attacking and your only defense is to blast it away using T/Gel. The space invader inspired games designed and developed by Appstem enables players to defeat dandruff by shooting away dandruff particles. The game is written in HTML5 and featured phone, tablet, and desktop compatibility — all web-based. To help social sharing users can challenge friends by emailing their score to friends or by posting the game to Facebook and Twitter. The games gives users the ability interact with the T/Gel brand in a fun and engaging while while bringing the commercial to life.

kaiser permanente
Kaiser Permanente iPhone App

The Kaiser Permanente iPhone App brings all the functionality of the web to patients on the go. Health plan members can sign into the app using their user ID and password to access secure features, including messaging, appointments, refilling prescriptions, medical records, and finding Kaiser Permanente medical facilities.

enterprise fleet management
Enterprise Holdings iPhone + Android Apps

The Enterprise Fleet Management iPhone and Android apps provide their customer all the tools on the web in one central place for when they're on the road. Users are able to to log their Mileage personal and business mileage, full access to their profile, in app messaging to communicate with their fleet managers, reminders for upcoming service or repairs, find gas and service stations, manage their fuel card, check on new vehicle order status, request roadside assistance, and fill out accident reports with photo integration.

jiffy lube
Jiffy Lube Android App

Help keep your vehicle on the road and out of the repair shop with the Jiffy Lube Android App. Find the nearest Jiffy Lube. Get tips. Store important vehicle information. It’s all at the tip of your fingers with the Jiffy Lube App.

OUYA Android Game

The OUYA demo game was created to demonstrate how the OUYA API’s work. Specifically, OUYA wanted the game to highlight their OUYA Developer Kit (ODK). We designed and developed a 3D racing game that was compatible on 3D TV’s and highlighted three specific API’s; consumables, entitlements and subscriptions. The game allowed up to 4 players to race at once on a split screen with a basic physics engine to account for gravity, friction, damping, force, acceleration, velocity, mass, and more. All of this was built from scratch with no external libraries or engines.

caesars entertainment
Caesars Entertainment iPhone + Android Apps

Appstem worked with Caesar Entertainment to design and develop an iPhone and Android app for their Total Rewards users. The mobile apps enables their rewards members to track reward credits, find special offers, as well as locate dining, events, gaming, and things to do in all 40 of their properties worldwide. The apps also includes social integration to Facebook, Twitter, Trip Advisor, and Foursquare along with a built in bar code reader so users can scan QR codes located in their properties.

Cerner Wellness
Cerner Wellness iPhone + Android Apps

HealthyNow is the mobile complement to the industry-leading Cerner Wellness Health Portal. Our comprehensive suite of mobile engagement tools allows for easy access on the go.

golds gym
Gold's Gym iPhone App

Get moving and stay motivated with Spotter by Gold’s Gym, power-packed with features to help you know your own strength. Users can find your nearest Gold’s Gym with a location-based gym finder, get up-to-date class schedules, set goals and track your progress, get motivation, use the Calorie Equater to see how much exercise it takes to burn off different foods, and Take progress photos and watch your transformation with Flipbook Yourself.

KeyMe iPhone + Android Apps

KeyMe is a simple and secure way to copy keys from your phone. We also make it easy to get a spare key if you're locked out. Scan Your Keys: Backup your physical keys with digital copies for free. Copy Keys From Your Phone: We will cut and ship perfect duplicates to you in the mail. Choose from a huge selection of key designs, including our very own bottle-opening key! Keys are guaranteed to work. Never Get Locked Out: If you need a spare key, any locksmith can make one from scratch by viewing instructions we display on your phone. Share Keys With Friends and Family: Share digital copies of your keys instantly for free. The recipient can get a physical copy made through our mail order service, at one of our kiosks, or at a regular locksmith.

porter sail
Sober iPhone App

Sober is a location sensitive app that allows you to connect with friends and meet new and interesting people around you. Our matching feature suggests people that you can “like” by swiping right or "pass" by swiping left. If both of you swipe right on each other, you’re an instant match! Come across someone you know? Go ahead, send them a friend request. You can share posts or photos with all of your friends at once on the Latest news feed. Chat with friends and matches alike or use Search to find other sober people in your area. Don’t worry though; we only use first names and your profile remains private when people search for you that aren’t you’re friends or matches. If you’re trying to meet someone new, the opportunities are endless!

Plate iPhone App

Sharing your moments just got more fun! With Plate, share any thoughts, photos, and videos, because in 24 hours, it all disappears. Forever! Plate a photo, your friends will see it, they can like it and comment on it, and the conversation goes from there. Tomorrow your Plate will be gone along with any conversation around it. When words simply aren’t enough, express what you really feel by commenting with a photo or video too! Privacy an issue? Not to worry! Whatever you decide to Plate can only be seen by those that you allow in the first place. A lot can happen in 24 hours, so don’t miss out!


  • Appstem did an exceptional job building Tesla’s Marketing iPad App. We are tough customers, expecting the same excellence in our app designs and interactions as our cars, and Appstem delivered a fantastic product. The team was also very responsive to our needs and tackled issues that arose in record time.

    Tesla Motors

  • At Lionsgate we worked with a number of solutions providers and mobile app developers, but Appstem really nailed it when coming up with creative ideas, involving a location-based social strategy, and brilliant execution for one of our major television shows.


  • Appstem took our idea and brought it to life! It was amazing to see how quickly everything came together! The team was flexible, efficient, and a pleasure to work with!

    Johnson & Johnson

  • Design, creation and a quick turn around! Appstem did everything I needed, and was a pleasure to work with!

    Hearst Corporation

  • The team at Appstem has gone above and beyond to assist us with the rollout of our enterprise mobile applications. The technical team bring a background and depth of knowledge that is particularly helpful when designing next-generation mobile applications

    Safeguard Properties

  • kaiser permanente logoKaiser Permanente
  • johnson & johnson logoJohnson & Johnson
  • tesla logoTesla
  • enterprise fleet management logoEnterprise Fleet Management
  • lionsgate entertainment logoLionsgate Entertainment
  • jiffy lube logoJiffy Lube
  • ouya logoOuya
  • hearst corporation logoHearst Corporation
  • caesars entertainment logoCaesars Entertainment
  • cerner logoCerner
  • genentech logoGenentech
  • chartboost logoChartboost
  • safeguard properties logoSafeguard Properties
  • pabst blue ribbon logoPabst Blue Ribbon
  • digital trends logoDigital Trends
  • neutrogena logoNeutrogena
  • mammoth logoMammoth
  • zendesk logoZendesk
  • gold's gym logoGold's Gym
  • sdcba logoSDCBA
  • k&l logoK & L
  • margin point logoMargin Point
  • frequency logoFrequency


We work with some of the largest companies and most recognizable brands in the world.

Our client list is a mix of Fortune 500 companies and game-changing startups. We’ve done everything from complex enterprise apps to cool consumer-focused apps and multiplayer games.
We don't offshore or outsource our work. Our team is what sets us apart and we believe it's easier to manage, collaborate, and get things done faster when everyone is in the same time zone, let alone the same country.
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  • iOSiOS
  • AndroidAndroid
  • Windows PhoneWindows Phone
  • BlackberryBlackberry
  • TitaniumTitanium
  • SenchaSencha
  • PhoneGapPhoneGap
  • jQuery MobilejQuery Mobile
Core Team Members
  • robert armstrong Robert Armstrong Co-founder & CEO
  • hart woolery Hart Woolery Co-founder & Tech Advisor
  • Chris Newhouse Chris Newhouse CTO
  • Jonathan Miller Jonathan Miller Communications Director
  • Chris Harris Chris Harris Creative Director
  • Justice Hsiung Justice Hsiung Senior Mobile Developer
  • Bhaidaya Baker Bhaidaya Baker Solutions Architect
  • Ryan Strouse Ryan Strouse Senior Mobile Developer
  • Tyler Duni Tyler Duni Director of Engineering
  • Adel Jabbar Adel Jabbar Senior Project Manager
  • Vincil Bishop Vincil Bishop Senior Mobile Developer
  • Erik Gallegos Erik Gallegos Mobile Developer
  • Natalie Mutz Natalie Mutz General Counsel
  • Lindsay Casale Lindsay Casale PR Consultant