How to Make an App from Beginning to End
This list is a reformatting for Angela Yu YouTube Video resources
Ideas
Apps vs. Website - Should your idea be an app?
http://appvswebsite.com/
http://howmuchtomakeanapp.com/
Design
Google Material Design Guidelines - for Android apps
http://www.google.com/design/spec/material-design/introduction.html
Apple Human Interface Design Guidelines - for iOS apps
https://itunes.apple.com/us/book/ios-human-interface-guidelines/id877942287?mt=11
Learn UX design best practice
http://www.uxapprentice.com/
Mobile user interface patterns - See what the pros are doing
http://uxarchive.com/
http://www.inspired-ui.com
http://www.mobile-patterns.com/
http://pttrns.com/
Colour palettes - Pick a set of colours to make your app look beautiful
http://colorhunt.co
http://flatuicolors.com
http://paletton.com/
Wireframing tools - A simple, low fidelity representation of your app
http://www.uistencils.com/
https://popapp.in/
Prototyping tools - High fidelity, realistic working model of your app with animations
http://principleformac.com/
Royalty free HD images
http://www.resplashed.com/
https://pixabay.com/
Royalty free icons
http://www.flaticon.com/
http://iconstore.co/
Learn to Code
The fastest way to learn how to code and make apps with no programming
experience.
https://www.londonappbrewery.com/
Free video tutorials on our YouTube channel
http://www.youtube.com/c/Londonappbrewery
Testing
Automated testing for crashes
http://www.monkop.com/
https://try.crashlytics.com/
Human & crowdsourced testers
http://ubertesters.com/
https://developer.apple.com/testflight/
A/B split testing
https://www.optimizely.com/
Publish
App Store review times
http://appreviewtimes.com/
Generating icons and screenshots for store listing
http://makeappicon.com/
https://launchkit.io/
Internationalisation and translation services
https://applingua.com/
App Analytics
Track sales, growth, sessions, retention and active users
https://launchkit.io/sales
https://developer.yahoo.com/
App Marketing
App Stop - A landing page generator
http://app-stop.appspot.com/
Analyse the competition and their backlinks
https://moz.com/
https://majestic.com/
Launchkit Sales Reporter - Keep track of your sales with a daily digest
https://launchkit.io/sales/
One Look - A reverse dictionary for keyword generation
http://onelook.com/
Sensor Tower - Check keyword ranking difficulty/traffic
https://sensortower.com/