Posture Chart vs Joint Angle Camera
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Posture Chart
This app transforms your iPhone into a portable posture assessment tool. It allows health professionals to quickly and accurately analyze posture, document progress, and educate clients with visual aids. Ideal for chiropractors, therapists, and trainers on the go.
- Portable postural analysis
- Professional-grade grid chart
- Photo documentation
- Client education tools
- Customizable workflow
- Progress tracking
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Transform the way you assess posture—with just your iPhone. Posture Chart brings the power of a professional postural analysis tool right to your pocket. Originally designed as a large-format wall chart for clinics, this easy-to-use iOS app empowers chiropractors, massage therapists, physical therapists, acupuncturists, athletic trainers, and clinicians to perform quick, accurate posture assessments—anywhere. No need for a plumb bob, door-mounted chart, or dedicated space. Whether you’re in a treatment room, on the field, or in a client’s home, Posture Chart turns your iPhone or iPad into a portable posture grid and analysis kit. Key Features: • Portable & Convenient – Run a complete postural analysis anytime, anywhere—no setup required. • Professional-Grade Tools – Designed to mirror the accuracy of the traditional Postural Analysis Grid Chart. • Photo Documentation – Capture and compare photos for patient education and progress tracking. • Customizable Workflow – Tailor your assessment to match your clinical approach or personal practice style. • Client Education – Visualize alignment, explain imbalances, and track improvement with powerful visual aids. Whether you’re a seasoned clinician or a wellness enthusiast, Posture Chart simplifies posture analysis and brings professional insight to your fingertips. End User Licensing Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Joint Angle Camera
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Joint Angle Camera uses your phone’s camera to estimate joint angles on the device, so you can check your movement during fitness, stretching, and teaching demos. Follow the on-screen guide, move through your range, and see a live pose overlay with approximate angles. This app is not a medical device. It does not diagnose or treat any condition and does not replace a professional evaluation. Angles are estimates and may be wrong. Use them only for everyday fitness and self-tracking—not for medical decisions. WHAT YOU CAN DO • Live pose overlay: keypoints and skeleton on the camera preview with approximate angle readouts • Eight body regions: neck, shoulder, elbow, wrist, waist, hip, knee, and ankle—each with focused movement modes (for example nodding, side tilt, arm raises, and knee bends) • Positioning guides: front or side facing cues and a silhouette to help you line up • Peak hold: keeps the highest estimated angle from a movement so you can compare sessions • On-device history: filter by region, movement, and side; edit pose snapshots; share a single-session PDF • Pro: mobility trend charts and session video with skeleton and angle overlays • Screenshots: save annotated preview frames to Photos • Privacy first: pose and angle processing runs on your device—no account, no upload of camera feed or biometrics FREE VS PRO Free: unlimited real-time neck and elbow estimates with positioning guidance, history, single-record PDF share, and the full notice & privacy policy. Pro regions (shoulder, waist, hip, knee, ankle, wrist): 10 free trials each; one-time purchase unlocks all Pro regions plus trend charts and overlay video. Billed through the App Store. TIPS • Use good light and a clear background; fitted clothing helps tracking • Readings depend on stance, occlusion, and image quality and may be inaccurate • Stop immediately if you feel pain or discomfort IMPORTANT This app is not a medical device and is not medical advice, diagnosis, or treatment. All angles are on-device estimates for fitness, stretching, and teaching only. Do not use them for medical decisions. Available in English and Chinese (Simplified); switch language in the app.
Screenshots
Verdict
The clearest difference is iOS requirement: Joint Angle Camera at 15.5 against Posture Chart's 17.0. On price, update cadence, 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
Both are free to download. Posture Chart sells 2 in-app purchases, starting at $9.99 per month and Joint Angle Camera sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.
| Parameter | Posture Chart | Joint Angle Camera |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 6 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Kent Health Systems, Inc. | 鹏 徐 |
In-app purchases
Posture Chart
- Watermark - Monthly$9.991 Month
- Watermark - One Time$149.99
Joint Angle Camera
- Unlock Pro forever$4.99
Questions
Is Posture Chart free?
Is Joint Angle Camera free?
Do Posture Chart or Joint Angle Camera have ads?
Which is updated more often, Posture Chart or Joint Angle Camera?
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