Apps Like Castle Flexx for iPhone and iPad
Castle Flexx screenshots
Ranked alternatives
Showing 121–140 of 1,000 ranked alternatives.



Acid Reflux Diet Helper
Appstronaut Studios
Track symptoms and log food intake
Identify foods as good, bad, or neutral for and GERD. Search for specific foods or beverages. Look up symptoms and their relation to dietary choices. Track dietary habits and symptoms. Receive guidance on meal planning and food combinations.

Groov: Custom Insoles
Dante Virgil, Inc
Customize shoes for your fit and style
Scan feet to create 3D-printed tailored to foot shape and footwear. Adjust insole density for comfort. Sync with to track fit and comfort over time. Replace as needed for continued support.


CirrusMD
CirrusMD, Inc.
Chat with doctors, send photos, video call
Chat with board-certified doctors via text, photo, or video. Send messages, share health information, and receive medical advice. Access virtual care without in-person visits or waiting for appointments.

IAM Yoga Nidra™
Kamini Desai
Enter guided nidra sessions
Practice guided nidra sessions to reduce mental and emotional stress. Learn body, breath, and awareness techniques for relaxation. Track progress and access resources for self-healing and emotional balance.


Stretch for Pain & Tension
TAKALOGY LIMITED
And improve flexibility
Stretching and Mobility allows users to perform guided stretching routines. Users can select exercises based on focus areas like flexibility or stress relief. Track progress over time and set reminders for daily sessions.






Pelvic Pain Chronicles
M.I.S. Connection, LLC
Track symptoms and progress
Track symptoms with visual and graphic representations. Log acute or chronic details and note progression over time. Save entries for future reference and monitor symptom trends.


Posture AI: Reminder & Scale
BENEW TECH COMPANY LIMITED
Correct with AI coaching
AI Scan assesses for alignment and mobility improvements. AI Coaching provides short guided workouts for upper body strength and flexibility. offers gentle nudges to realign throughout the day.


My Pain Diary: Chronic Pain & Symptom Tracker
Damon Lynn
Track , symptoms, and triggers
Track and symptoms with daily logging and trigger tracking. Generate detailed reports for healthcare providers. Set reminders and view progress charts over time. Share data securely with doctors for informed treatment decisions.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.