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Sports · head to head

Fitbit vs StrongLifts

Fitbit logo

Fitbit

Sports

Health and fitness tracking for everyone

From
Free
Rated
-
Full reviewWebsite
StrongLifts logo

StrongLifts

Fitness

5x5 barbell strength training app built around a fixed beginner programme, sold as a subscription

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Fitbit sleep tracking relies on accelerometer data and heart rate variability, which may inaccurately reflect actual sleep patterns; StrongLifts it is built around one specific programme, so once a lifter progresses beyond what 5x5 is designed for and stalls, the app's core structure no longer fits their needs and they typically need a different programme entirely.
  • They diverge on capability: Fitbit covers 24/7 activity tracking, StrongLifts covers 5x5 programme tracking.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Fitbit and StrongLifts actually diverge.

Attributes where Fitbit and StrongLifts differ
AttributeFitbitStrongLifts
Pricing modelUnknownFree tier plus subscription
PlatformsiOS, Android, Windows, macOS, Wear OS, Fitbit OSiOS, Android
CategorySportsFitness
Founded2007Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Fitbit

  • 24/7 activity tracking
  • Heart rate monitoring
  • Sleep analysis
  • Stress management
  • Active Zone Minutes
  • Google Fit
  • MyFitnessPal
  • Strava

Only in StrongLifts

  • 5x5 programme tracking
  • Automatic progression
  • Plate calculator
  • Rest timer
  • Form videos
  • Workout history

What people use each for

The jobs each tool is most often brought in to do.

Fitbit

  • Workout trackingnot StrongLifts
  • Nutrition managementnot StrongLifts
  • Health monitoringnot StrongLifts
  • Fitness coachingnot StrongLifts
  • Wellness improvementnot StrongLifts

StrongLifts

  • A beginner lifter wanting a structured, proven barbell programme rather than designing their ownnot Fitbit
  • Someone wanting automatic weight progression calculated for them rather than manually tracking increasesnot Fitbit
  • A lifter wanting a plate calculator to avoid mental maths loading a barbellnot Fitbit
  • Someone following 5x5 specifically who wants form videos built into the tracking appnot Fitbit

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Fitbit

  • Sleep tracking relies on accelerometer data and heart rate variability, which may inaccurately reflect actual sleep patterns
  • International users must consent to data transfer to US with different privacy protections
  • Devices require regular charging and consistent wearing for reliable data collection
  • History of data breaches including 61 million exposed fitness records from third-party service

StrongLifts

  • It is built around one specific programme, so once a lifter progresses beyond what 5x5 is designed for and stalls, the app's core structure no longer fits their needs and they typically need a different programme entirely.
  • Full functionality requires a paid subscription, and the free tier is limited enough that serious use of the programme effectively requires paying.
  • It offers little flexibility for customising exercises or set schemes compared with general-purpose workout loggers, since flexibility is not the point of the product.
  • 5x5 as a method is not suited to every body or goal, for example it is not designed for hypertrophy-focused or advanced lifters, and the app does not steer users away from it once it stops being appropriate.
  • Subscription billing continues after a user has outgrown the programme unless actively cancelled, which is a common pattern across fitness app subscriptions generally.

Pricing, plan by plan

Fitbit

Free

No published plan breakdown. See the Fitbit review.

StrongLifts

Free
  • FreeFree
    • Limited programme access and logging
  • StrongLifts Premium$undefined/month
    • Full 5x5 programme access
    • Custom plate settings
    • Expanded workout history and stats

Which should you pick?

Choose Fitbit if

  • You need 24/7 activity tracking.
  • You want to start without paying.
  • You work on iOS, Android, Windows, macOS, Wear OS, Fitbit OS.
  • You also want heart rate monitoring.
Fitbit review

Choose StrongLifts if

  • You need 5x5 programme tracking.
  • You want to start without paying.
  • You work on iOS, Android.
  • You also want automatic progression.
StrongLifts review

Questions people ask

Is Fitbit or StrongLifts better?
Neither clearly leads. Fitbit starts at Free and StrongLifts at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Fitbit or StrongLifts?
Fitbit starts at Free and StrongLifts at Free.
Does Fitbit or StrongLifts run on more platforms?
Fitbit runs on iOS, Android, Windows, macOS, Wear OS, Fitbit OS. StrongLifts runs on iOS, Android.
Can I use Fitbit for free?
Both have a free tier, so you can try either at no cost before committing.
What is Fitbit best used for?
Fitbit is most often used for workout tracking, nutrition management, health monitoring, fitness coaching. Of those, workout tracking and nutrition management are not what StrongLifts is typically brought in for.
What can Fitbit do that StrongLifts cannot?
Fitbit covers 24/7 activity tracking, Heart rate monitoring, Sleep analysis, Stress management. StrongLifts covers 5x5 programme tracking, Automatic progression, Plate calculator, Rest timer.

Answered from the vendors’ own pages

Fitbit: Does Fitbit require a paid subscription?

No. Basic Fitbit app usage is free. Fitbit Premium costs $9.99/month or $99.99/year for advanced features like personalized coaching and detailed health analytics.

Source
StrongLifts: Is StrongLifts free?

There is a free tier with limited access; full programme features require a paid subscription.

Fitbit: What data does Fitbit collect and how is it used?

Fitbit tracks activity, heart rate, sleep, and calories burned. Google committed not to use Fitbit health data for advertising for 10 years following the 2021 acquisition, with EU regulatory approval.

Source
StrongLifts: Is this the same as the Strong app?

No, Strong is a general-purpose workout logger for any routine; StrongLifts is built specifically around the 5x5 programme.

Fitbit: Does Fitbit work offline?

Fitbit devices track activity locally on the wearable, but syncing data to the app requires internet connectivity. Real-time analytics are cloud-based.

Source
StrongLifts: Who is 5x5 suited for?

Primarily beginner to early-intermediate lifters building a strength base; it is not designed as a long-term or advanced programme.

Fitbit: What platforms does Fitbit support?

Fitbit works with iOS, Android, Windows, and macOS. Smartwatches integrate with Wear OS, watchOS, and proprietary Fitbit OS.

Source
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