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Fitbit Charge / Sense — A Plain-English Guide

Published August 2026 · Last verified August 2026

What Your Fitbit TracksThe band on your wrist watches a few simple things all day.FitbitSteps you takeHeart rateSleep at nightActive minutesPhone alertsBattery: daysYou don't press anything - it just keeps count.Illustration - features vary by model (Charge vs. Sense); some need setup.
The handful of things your Fitbit keeps count of.
From Your Wrist to Your PhoneHow the numbers reach an app you can actually read.1Wear itall day2It syncs byBluetooth3The app showsyour trends4Glancewhen you likeNo cables - it catches up whenever the phone is near.Illustration - sync needs the app installed and Bluetooth on.
How your steps travel from wrist to phone.

Fitbit is the budget fitness tracker — steps, heart rate, sleep, basic notifications. Charge series is a slim band; Sense/Versa are full smartwatches.

Brand
Fitbit (Google)
Category
wearables
Helpful App
Fitbit (iOS / Android)
Typical Price
$100-$300

Fitbit is the budget fitness tracker — steps, heart rate, sleep, basic notifications. Charge series is a slim band; Sense/Versa are full smartwatches.

What's inside this guide

The printable PDF walks through 22 short chapters, in plain language. It also includes at-a-glance pictures.

  1. What a Fitbit is - and the Google story
  2. Charge 5 vs. Charge 6 vs. Sense 2
  3. The Fitbit-to-Google account migration
  4. Pairing the Fitbit to your iPhone or Android
  5. Charging - the proprietary cable & routine
  6. How to wear it - wrist, bands, water
  7. The screen - tiles, swipes, and clock faces
  8. Notifications, calls, and replies
  9. Heart rate - resting, active, cardio score
  10. ECG on the Sense 2 (and Charge) - the AFib check
  11. EDA stress sensor - what it tells you
  12. Sleep tracking and the sleep score
  13. Fall detection on the Sense 2
  14. Steps, Active Zone Minutes, exercise
  15. GPS - connected vs. built-in
  16. Google Wallet - tap to pay
  17. Fitbit Premium - is it worth $9.99/mo?
  18. Battery life and the charging routine
  19. Won't sync, frozen, dim screen - quick fixes
  20. Factory reset and what you lose
  21. Senior-friendly tips & doctor data export
  22. Warranty, contact, and your Support Plan

Get the printable guide

Everything above is a quick summary. The full, printable guide — the same words, laid out to read and keep by the computer — is a free PDF.

Download the printable PDF →

Last verified August 2026. Information accurate as of October 18, 2026.

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✍️ Every guide researched, written, and reviewed by Bill — your local Portage County tech.

Any prices or outside products mentioned in this guide can change over time — the details here were last checked August 2026 and this page is accurate as of October 18, 2026; please confirm current pricing before you buy. See how often we review our guides →