Comparison

123 Flex vs Stretching Exercises Stretch15

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

Head to head
About

123 Flex

This app provides personalized stretching and flexibility routines based on your fitness goals and physical condition. It features AI-driven program generation, progress tracking, and visual demonstrations to guide your workouts.

Highlights
  • Personalized AI workout plans
  • Progress tracking and reassessments
  • 3D animated stretch demonstrations
  • Safety tips and injury precautions
  • Audio guidance for sessions
  • Offline workout mode
  • Motivation through rewards and challenges
Features
Read full description

Feel better and gain confidence with 123 Flex, the flexibility coach designed to empower and enhance your fitness and stretching routine. Choose us and get: A Detailed Surveyor Introduce your goals and health: • Current flexibility level • Specific fitness and flexibility goals (e.g., improving hamstring flexibility, mastering a split, other stretch goals) • Previous injuries or areas of concern in your stretch workouts • Preferred workout duration • Frequency of workout routines • Specific sports or activities they participate in during their fitness journey Matching you to a program: A robust AI system that processes your survey answers to generate a personalized stretching and workout routine. Progress Tracking: Track your flexibility progress over time, monitoring your workouts and routines, with periodic reassessments to adjust as you improve or as your goals change. Visual Demonstrations: 3D animated models showing correct form and technique for each stretch in your workout. Safety Tips: Include precautions for each stretch and workout, especially for users with specific past injuries. Feedback Loop: After each session, you are asked for feedback. Was the stretch or workout too easy or hard? Any pain? The AI learns from your routines. Reminders & Scheduling: Set reminders or schedule their stretching and fitness sessions. Variability: The AI shuffles workout routines or introduce new stretches to keep users engaged, ensuring they are working all relevant muscle groups during their fitness journey. Guided Sessions: Audio guidance for each stretching session, ensuring users hold the stretch for the appropriate amount of time and relax into each pose. Resource Library: A database of all stretches and workout benefits, possible variations, common mistakes, and progressions. Rewards, stretch badges, and challenges to keep you motivated throughout your fitness journey. Offline Mode: Allows you to download your routines and workouts, using them without an active internet connection. Note: 123 Flex is suitable for all ages and fitness levels. However, always consult your doctor or physiotherapist before starting any new fitness or stretching program.

About

Stretching Exercises Stretch15

This app offers simple, guided flexibility stretching routines for various daily needs. Improve your mobility, posture, and comfort with quick sessions designed for waking up, working at a desk, or winding down.

Highlights
  • Easy-to-follow flexibility routines
  • Quick sessions for busy schedules
  • Clear guidance for each move
  • Sitting and standing options
  • Energy and relaxation sessions
  • Supportive stretches for body parts
  • Improve balance, mobility, and posture
Features
Read full description

Stretching Exercises - Stretch15 is a simple and useful stretching app designed to help you feel better through gentle, guided movements. Whether you're waking up, working at a desk, or winding down before bed, Stretching Exercises - Stretch15 offers short, effective routines for your day. This stretching app includes a wide variety of flexibility stretching routines. You’ll find stretches for tech neck, unhunch, and loosen up—great for people who spend a lot of time on screens. There are also helpful sessions for lower back, hip opener, shoulders, and legs, all designed to gently increase your flexibility and comfort. Whether you’re getting ready for your day with a wake up routine or relaxing with a sleep or unwind stretch, the app has something for every moment. Use at the desk or standing stretches during breaks to stay active, or try warm up, cool down, or post gym sessions to support your workouts. Improve your mobility with twists, bends, and core stretches. Build strength and balance with strong legs and balance movements. There are also routines for arms and flexible legs to round out your daily flexibility stretching practice. App Features: - Easy-to-follow flexibility stretching routines - Quick sessions for busy schedules (great for breaks or mornings) - Clear guidance for each move: tech neck, unhunch, hip opener, and more - Options for sitting (at the desk) or standing - Sessions for energy (wake up) or relaxation (sleep, unwind) - Supportive stretches for lower back, shoulders, legs, and arms - Improve balance, mobility, and posture with daily stretching exercises - Useful before or after workouts: warm up, cool down, post gym - Great for building flexibility and movement awareness If you’re looking for a daily routine that helps you feel better without pressure, this stretching app can help. Stretching Exercises - Stretch15 gives you small, consistent ways to care for your body. Use it anywhere, anytime. Stretching Exercises, flexibility stretching, and guided stretching exercises are the focus of this app. These short routines make flexibility stretching part of your everyday habits. With Stretching Exercises - Stretch15, flexibility becomes simple and accessible. LEGAL: Licensed Application End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy:https://www.webronsoftware.co.uk/mobile-apps/stretching-exercise/privacy-policy

Screenshots

123 Flex4 screens
Stretching Exercises Stretch154 screens

Verdict

The call

The clearest difference is rating: 123 Flex at 4.0 against Stretching Exercises Stretch15's 3.0. 123 Flex also leads on review sentiment (100% vs 60%) and update cadence (every 4 days vs fortnightly). On price, ratings volume, ads and in-app purchases 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. 123 Flex sells 2 in-app purchases, starting at $9.99 per month and Stretching Exercises Stretch15 sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

123 Flex holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 100% of 123 Flex's written reviews are positive against 60% of Stretching Exercises Stretch15's.

UpkeepUpdate frequency

123 Flex ships an update every 4 days, Stretching Exercises Stretch15 fortnightly. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
123 Flex versus Stretching Exercises Stretch15: the parameters behind the verdict, then further details
Parameter123 FlexStretching Exercises Stretch15
PriceFreeFree
Rating4.0 (2 ratings) — better3.0 (4 ratings)
Positive reviews100.0% of reviews — better60.0% of reviews
Number of ratings24 — better
Update frequencyEvery 4 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size78 MB63 MB
Age rating12+4+
DeveloperWeAnd LtdWebron Software LTD

Customer experience

123 Flex

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Stretching Exercises Stretch15

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

In-app purchases

2 purchases

123 Flex

Subscriptions2
  • Premium Monthly7 Days trial$9.991 Month
  • Premium Yearly7 Days trial$59.991 Year
5 purchases

Stretching Exercises Stretch15

Subscriptions3
  • Weekly Access3 Days trial$4.997 Days
  • All Access (1 Month)$4.991 Month
  • All Access (1 Year)$19.991 Year
One-time2
  • Lifetime$14.99
  • Lifetime$29.99

Questions

Is 123 Flex free?
123 Flex is free to download, with in-app purchases available.
Is Stretching Exercises Stretch15 free?
Stretching Exercises Stretch15 is free to download, with in-app purchases available.
Which has better reviews, 123 Flex or Stretching Exercises Stretch15?
123 Flex is rated higher. 123 Flex averages 4.0 out of 5 from 2 ratings, while Stretching Exercises Stretch15 averages 3.0 from 4 ratings.
Do 123 Flex or Stretching Exercises Stretch15 have ads?
Neither 123 Flex nor Stretching Exercises Stretch15 shows ads.
Which is updated more often, 123 Flex or Stretching Exercises Stretch15?
123 Flex ships an update every 4 days, and Stretching Exercises Stretch15 fortnightly. Most recently, 123 Flex was updated on October 24, 2026 and Stretching Exercises Stretch15 on October 24, 2026.

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