Loosen vs Flexibility
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Loosen
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YOU MEANT TO STRETCH YESTERDAY. AND THE DAY BEFORE. Loosen makes it the easiest 10 minutes of your day, and tells you exactly which stretches your body actually needs. FLEXIBILITY SCORE Your daily anchor: a single number, 0β100, calculated from your Apple Health signals (sleep, sit time, HRV, recent workouts), the per-area baseline you set in the 30-second flexibility quiz, and how long each muscle group has gone untouched. It updates after every session and when you open the app. TODAY'S PICK A short routine prescribed straight from your score, with the reasoning shown. βYou sat 11 hours yesterday. Hips first.β No black box. Two taps after each session tell us how it felt and where you're still tight, and the next session adjusts quietly. A PLAN THAT'S ACTUALLY YOURS No fixed program, no off-the-shelf template. Your plan is built around your goals, your problem areas, your sleep, your sit time, your training load, and how you felt after the last session. The next session is built for the body you have today, not the next slot in a fixed program. A LIBRARY THAT GOES WHERE YOU'RE TIGHT 190 guided routines, indexed by what's bothering you: β’ Tight hips after long sitting β’ Lower-back relief β’ Shoulders and neck β’ Pre-bed wind-down β’ Post-run lower-body β’ Hamstrings β’ Splits work Or describe what you need (β10 minutes for a stiff lower back, eveningβ) and the AI Routine Builder assembles a session from the pose library. BUILT FOR THE BODY THAT SITS ALL DAY Loosen is for the person who works at a desk, knows they should stretch, and wants useful signal over wellness vibes. Honest measurements, no flow language, no streak shame. The numbers do the talking. TRACK WHAT'S ACTUALLY CHANGING Flexibility Score over time, sessions completed, current streak, and a body-area balance chart that shows where you've been spending your minutes. KEY FEATURES β’ Flexibility Score (0β100) from Apple Health, sleep, recent training, and how long each muscle group has gone untouched β’ Today's Pick: a short, prescribed session with the reasoning shown β’ Adaptive plan that rebuilds itself from your signals and post-session feedback β’ 190 curated routines indexed by where you're tight β’ AI Routine Builder: describe what you need, get a session β’ Session player with voice cues, illustrated poses, timers, skip and pause β’ Apple Health integration (sleep, steps, HRV, workouts) β’ Stretch for 5 minutes or 20. You decide. β’ Available in English, Spanish, German, and French FREE TO START Today's Pick and two routines of your choice are always free. Premium unlocks the full library and the AI Routine Builder. AFTER 30 DAYS You feel less stiff. That's the promise. PRIVACY Your Apple Health data stays on your device. Nothing goes to AI without your explicit opt-in. IMPORTANT This isn't medical advice. If you have pain or an injury, see a clinician. Privacy Policy: loosen.app/privacy Terms of Use: loosen.app/terms
Flexibility
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Most stretching apps hand everyone the exact same fixed 30-day sequence and hope it fits. Flexibility Trainer builds a plan around YOU β your goal, how flexible you are today, and how much time you actually have. Then it keeps adapting every week as your body opens up. Whether you're chasing your first front split, a middle split, a deeper backbend, better hip and shoulder mobility, or just want to comfortably touch your toes again, you get a clear daily stretching routine and an honest, visible way to watch your progress add up. No guesswork, no generic PDF β a real flexibility program that meets you where you are. = A PLAN BUILT FOR YOUR GOAL = Tell us what you're working toward and where you're starting from, and get an AI stretch plan matched to you: - Front split, side / middle split, and backbend tracks - Hip and shoulder mobility, hamstring flexibility, and full-body limber - Pick your days per week and minutes per session β the plan fits your schedule - Flag limitations like tight hips, tight hamstrings, or limited shoulders, and your routine works around them = GUIDED DAILY ROUTINES = Follow along in a clean, distraction-free routine player that counts for you: - Timed holds with a clear cue for every single stretch - Automatic rest intervals and per-side switching so you never lose count - Short, finishable sessions β 10 to 15 minutes is genuinely plenty - Warm-up first and gradual progression built into every plan, so you ease in safely = SEE REAL PROGRESS = Flexibility gains are slow, so we make them impossible to miss: - Private progress photos for your own before / after timeline, stored only on your device - A milestone ladder for each goal β toe-touch, palms to floor, half split, three-quarter split, full split - A daily streak counter plus a complete history of every completed session - Compare any two photos side by side and actually see how far you've come = LEARN TO STRETCH SMARTER = Short, practical lessons on how flexibility really works β warming up properly, active vs passive stretching, PNF and contract-relax technique, breathing through a deep stretch, and breaking through plateaus. No fluff, just what helps you move better and stretch without wasting effort. = FREE TO START = - One AI-generated starter plan - The guided routine player with a starter set of stretches - One goal track, streak tracking, and your first progress photos = PRO UNLOCKS EVERYTHING = - Unlimited AI plan generation plus weekly adaptive re-plans that adjust as you improve - All goal tracks and the full stretch library, including advanced active-flexibility and PNF techniques - Unlimited progress photos and the complete side-by-side timeline - "Why is this stuck?" tips that point to the likely limiting muscle and one cue to try next - A fully ad-free experience Pro is available as a monthly or annual subscription β the annual plan is the best value, and you can cancel anytime. = A NOTE ON SAFETY = Flexibility Trainer is a general fitness and flexibility tool, not medical advice or physical therapy. Stretching should never hurt. Warm up first, ease into every position, and never bounce or force a stretch. Stop right away if you feel sharp pain, and check with a professional before starting if you have an injury or condition. Everyone's body is different, so progress varies from person to person β there are no guaranteed timelines here, just steady, honest work that adds up. Your progress photos always stay on your device. They are never uploaded and never scored β they are just for you. Start exactly where you are today, and let your plan grow with you. Download Flexibility Trainer and take your first stretch toward the splits. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Loosen at none against Flexibility's shown. Flexibility's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Loosen sells 2 in-app purchases, starting at $6.99 per month and Flexibility sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Loosen | Flexibility |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | β |
| Ads | No β better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad, iPod β better |
| Requires iOS | 16.0 | 15.1 β better |
| Further details β not scored | ||
| Size | 104 MB | 49 MB |
| Age rating | 12+ | 4+ |
| Developer | Jonas Fenger Petersen | MEHMET CANKER (TR) |
In-app purchases
Loosen
- Premium Monthly7 Days trial$6.991 Month
- Premium Yearly7 Days trial$59.991 Year
Flexibility
- Flexibility Trainer Pro monthly$4.991 Month
- Flexibility Trainer Pro annual3 Days trial$29.991 Year









