Exist

A $48 tracker, Twitter data for health, and more: Quantified Self weekly links

Products

Nuyu

This tracker comes in at only US$48, syncs to your iOS or Android phone via Bluetooth, and promises to track steps, sleep, and calories burned. The band comes in eight different colours.

• Pebble Time Steel review: It's Pebble's prettiest watch, but the colour display can't match Google Wear or Apple Watch
• TomTom Spark: TomTom gets into the fitness game with watches with built-in GPS and music player
• Sony Smartband 2: If you're into a minimal aesthetic, Sony's "it's just a wristband" vibe might be for you

Software

• Revaluate: A simple and nice-looking expense tracking app, Web
• Hipbone: The steps are connected to the, hip-bone. Backup your Health App data to Dropbox, iOS
• MailPilot Dash: Do you love dashboards and numbers? Add heaps of numbers to your inbox, Mac

News and articles

• Using Twitter data to study the world's health
• FocusMotion wants to turn every wearable into a fitness tracker
• I can't sleep well either, and I have the numbers to prove it

Image credits: Engadget