Best Zone 2 By Prime Factors Apps

220+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our zone 2 by prime factors list covers 220+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Compare top Zone 2 By Prime Factors Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Zone 2 by Prime FactorsZone 2 by Prime FactorsFreeNoNoMay 2026
2Muscle Booster Workout TrackerMuscle Booster Workout TrackerFree4.5★ (138K)NoYesSep 2026
3Stretch ZoneStretch ZoneFree3.4★ (38)YesNoMay 2026
4Playbook - Trainers & WorkoutsPlaybook - Trainers & WorkoutsFree4.9★ (36K)NoYesSep 2026
5Myzone | Make movement countMyzone | Make movement countFree4.8★ (23K)NoYesSep 2026
6Aaptiv: #1 Audio Fitness AppAaptiv: #1 Audio Fitness AppFree4.7★ (58K)NoYesSep 2026
7Zone 2: Heart Rate TrainingZone 2: Heart Rate TrainingFree4.6★ (241)NoYesSep 2026
8AppBlock: Block Apps & WebsiteAppBlock: Block Apps & WebsiteFree4.6★ (6.7K)YesYesSep 2026

Top Picks for Zone 2 By Prime Factors

Muscle Booster Workout Tracker#2

Muscle Booster Workout Tracker by WELLTECH APPS LIMITED

Gym calisthenics & weight loss
Strong Contender
💪 Health & Fitness
4.5😐(138K ratings)
FreeIn-App Purchases
#60in Health & Fitness
Muscle Booster Workout Tracker screenshot 1
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Muscle Booster Workout Tracker screenshot 5
Muscle Booster Workout Tracker screenshot 6

This app acts as a personal trainer, creating customized workout plans for muscle gain, weight loss, or recovery. It offers a vast library of exercises and challenges for home or gym, adapting to your available equipment and goals.

What We Love

  • 🚀 Great workouts
  • 👍 Easy to follow
  • 👍 Variety of exercises
  • 🚀 Customizable plans
  • 👍 Helpful for beginners

Room to Improve

  • 🐛 Buggy app performance
  • 🔒 Lack of free trial
  • 💰 Expensive subscription
  • 👎 Limited gym equipment options
  • 👎 Repetitive exercises
Stretch Zone#3

Stretch Zone by KnetK LLC

Improve Mobility & Flexibility
Worth Considering
💪 Health & Fitness
3.4(38 ratings)
FreeAds
Stretch Zone screenshot 1
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Stretch Zone screenshot 6

Discover and book assisted stretching sessions to improve mobility and flexibility. Find locations, manage your account, and schedule appointments with ease. Enhance athletic performance and feel younger with personalized, one-on-one sessions.

More Zone 2 By Prime Factors apps to explore

FAQ about Zone 2 By Prime Factors

Are there free zone 2 by prime factors apps for iPhone?
Yes — 20 of the top zone 2 by prime factors apps we rank are free to download, including Zone 2 by Prime Factors and Muscle Booster Workout Tracker.
Zone 2 by Prime Factors has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 220+ zone 2 by prime factors apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.