Comparison

Habit Tracker vs Flexor

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Habit Tracker

Features
Read full description

Big habits are built in small steps. Most habit apps give you a checklist of 50 things to track and hope for the best. KeyStone takes a different approach: pick one habit, and we'll break it down into small daily actions you can actually do — then guide you through four phases until the habit runs on autopilot. DIVIDE AND CONQUER Every habit in our library has been broken down by behavioral experts into phases. You don't face the whole habit on day one. You face two or three small actions. Do those. Build consistency. Then we add more — only when you've proven you're ready. Phase 1 — Foundation: Core actions only. Simple. Achievable. Phase 2 — Discovery: Choose from optional actions. Find what clicks. Phase 3 — Practice: Build real consistency. Refine your routine. Phase 4 — Mastery: Prove it's automatic. Graduate. ACTIONS, NOT CHECKBOXES More than a tracker — a daily coach. Each day, you open the app and see exactly what to do — specific actions with clear instructions and the science behind each one. Want to wake up early? Day 1 isn't "wake up at 5am." Day 1 is "set your alarm 15 minutes earlier" and "get up on first alarm — no snooze." That's it. Two actions. You can do two things. By Phase 4, you've built a complete morning system — but you never had to face it all at once. EVERY ACTION TELLS YOU WHY "No phone for 10 minutes after waking" → Why: Checking your phone immediately puts you in reactive mode and hijacks your attention. Understanding the science keeps you motivated when willpower runs low. STREAKS THAT DON'T PUNISH YOU Miss a day? You don't restart from zero. Our fallback system steps you back gently. One bad day doesn't erase three weeks of work. WEEKLY REVIEWS Every 7 days: what worked, what didn't, what to adjust. You advance to the next phase only when you've genuinely earned it. 30+ GUIDED HABITS ACROSS 6 CATEGORIES Health — Exercise, hydration, cold exposure, stretching, morning sunlight Mind — Meditation, focus blocks, phone-free mornings, reading Growth — Journaling, vocabulary, public speaking, learning new skills Discipline — Eat the frog, budgeting, single-tasking, no complaining Social — Connection, active listening, kindness, gratitude Rest — Sleep routine, digital sunset, breathing, screen-free wind down MAKE IT YOURS Add your own custom actions to any habit. Your habit, your way. Two actions today. Four next week. A whole new lifestyle next month. That's how real habits are built. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Flexor

This app offers guided stretching and mobility routines to improve flexibility, reduce stiffness, and build a lasting habit. With audio and video guidance, you can follow structured sessions tailored to your body area, goal, or sport. It helps you move better and feel better with personalized plans and progress tracking.

Highlights
  • Guided stretching and mobility routines
  • Body-area focused sessions
  • AI-powered personalization
  • Audio and video guidance
  • Offline access to routines
  • Progress and streak tracking
  • Customizable reminders and routines
Features
Read full description

Flexor is a guided stretching and mobility app built around your body, goals and available time. Choose a body area or goal, pick a session length, then follow clear video, audio and timers—no account required to get started. Use Flexor for daily flexibility, posture, warm-ups, recovery and movement breaks. Video and audio guidance, body-area browsing, progress tools, offline core content, Apple Watch support and AI-powered routine creation make it easy to start and stay consistent. With clear audio and video guidance, Flexor makes it easy to follow structured sessions at home, at the gym, after sport, during a work break or before bed. Choose a routine by body area, goal, sport, difficulty or duration, press start and follow each exercise step by step. Whether you want to loosen tight hips, stretch your hamstrings, ease neck and shoulder tension, support your lower back, improve posture, warm up before activity or relax after a long day, Flexor helps you find the right routine without overthinking what to do next. Why choose Flexor? • Guided stretching and mobility routines Follow structured sessions for flexibility, posture, warm-ups, cool-downs, recovery and everyday movement. • Body-area focused sessions Explore routines for the neck, shoulders, chest, upper back, lower back, core, hips, glutes, hamstrings, quadriceps, knees, calves and more. • Flexor AI personalization Create routines and plans based on your goals, preferred schedule, experience level, available time and focus areas. • Comfort-focused routines Discover gentle wellness routines designed to support common areas of stiffness, tightness and everyday discomfort. • Audio and video guidance Follow every movement with simple instructions and visual demonstrations. Audio guidance helps you stay focused without constantly watching the screen. • Offline access Core exercises and routines are available offline, so you can stretch whenever it suits you. • Progress and streak tracking Track completed sessions, build streaks and see your mobility habit grow over time. • Reminders, favorites and custom routines Set reminders, save favorite sessions and build routines that fit your body, goals and schedule. Flexor is designed for beginners, desk workers, runners, gym users, athletes and anyone who wants a simple way to move more often. Use Flexor to: • Build a daily stretching habit • Improve flexibility and mobility • Reduce stiffness from sitting • Support posture and recovery • Warm up before workouts or sport • Cool down after activity • Focus on specific body areas • Stay consistent with reminders and progress tracking Whether you have three minutes between meetings or want a complete full-body mobility session, Flexor helps you make meaningful movement fit naturally into your day. Flexor can be used for free, with optional Flexor Premium features for users who want additional personalization, progress tools and greater access to AI-powered features. Subscription Information Flexor offers optional auto-renewable monthly and annual subscriptions for Flexor Premium. Prices are shown in the app before purchase and may vary by country or region. Payment will be charged to your Apple Account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings. Important Information Flexor is intended for general wellness, stretching, mobility and fitness support. It does not provide medical advice, diagnosis or treatment. Consult a qualified healthcare professional before starting a new routine if you have an injury, ongoing pain, a medical condition or concerns about exercising. Privacy Policy: https://flexor.app/privacy-policy Terms of Use (EULA): https://flexor.app/terms-and-conditions

Screenshots

Habit Tracker4 screens
Flexor4 screens

Verdict

The call

The clearest difference is update cadence: Flexor at every 3 days against Habit Tracker's every 3 weeks. Flexor also leads on device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Habit Tracker sells 3 in-app purchases, starting at $2.99 per 7 days and Flexor sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Habit Tracker ships an update every 3 weeks, Flexor every 3 days. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 8 level
Habit Tracker versus Flexor: the parameters behind the verdict, then further details
ParameterHabit TrackerFlexor
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhoneiPhone, iPad, iPod, Apple Watch — better
Requires iOS16.015.1 — better
Further details — not scored
Size57 MB174 MB
Age rating12+4+
DeveloperTechSpells LLCFlexor Labs

In-app purchases

3 purchases

Habit Tracker

Subscriptions3
  • Weekly Subscription$2.997 Days
  • Monthly Subscription$4.991 Month
  • Yearly Subscription1 Year trial$17.991 Year
3 purchases

Flexor

Subscriptions3
  • Flexor Pro Monthly$9.991 Month
  • Yearly Discounted$19.991 Year
  • Flexor Pro Yearly$24.991 Year

Questions

Is Habit Tracker free?
Habit Tracker is free to download, with in-app purchases available.
Is Flexor free?
Flexor is free to download, with in-app purchases available.
Do Habit Tracker or Flexor have ads?
Neither Habit Tracker nor Flexor shows ads.
Which is updated more often, Habit Tracker or Flexor?
Habit Tracker ships an update every 3 weeks, and Flexor every 3 days. Most recently, Habit Tracker was updated on October 21, 2026 and Flexor on October 16, 2026.

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