Best 3300 PWA alternatives: apps like 3300 PWA

6+ similar apps compared and reviewed

4.1 avg rating
6 free apps
Updated November 2026
3300 PWA
3300 PWA
Nonin Medical Inc.

Whether you want more options like 3300 PWA or a completely different take on the same concept, our curated list of 6+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to 3300 PWA

Blood Oxygen Level: Analyzer#1

Blood Oxygen Level: Analyzer by Svetlana Rabosh

O2, pulse calculator: Tracker
Editor's Choice
πŸ₯ Medical
3.9(193 ratings)
FreeIn-App Purchases
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Track your blood oxygen saturation levels and monitor changes over time. Log additional symptoms to gain a more comprehensive understanding of your condition. Supports multiple user profiles and synchronizes with HealthKit for pulse and oxygen data.

Health Diary by MedM#2

Health Diary by MedM by MedM Inc

Award-winning vitals tracking
Strong Contender
πŸ₯ Medical
4.5😞(2.1K ratings)
FreeIn-App Purchases
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This app acts as a comprehensive health diary, allowing users to track over 30 physiological and wellness parameters. It supports automatic data collection from numerous Bluetooth sensors and manual entry, helping users manage chronic conditions and achieve wellness goals.

What We Love

  • πŸ‘ Easy to use
  • πŸš€ Reliable data sync
  • πŸ’‘ Helpful health tracking
  • ⭐ Great app layout
  • 🀝 Excellent customer support

Room to Improve

  • πŸ”’ Paywall for basic features
  • πŸ› Sync issues and connectivity problems
  • πŸ”‹ Inconsistent performance
  • πŸ’° Subscription fees for core functionality
  • 🀯 Bait-and-switch tactics
Eko: Digital Stethoscope + ECG#3

Eko: Digital Stethoscope + ECG by Eko Health, Inc.

Record Heart Sounds & Rhythms
Worth Considering
πŸ₯ Medical
4.9😐(11K ratings)
FreeIn-App Purchases
#7in Medical
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This app enhances patient exams by detecting heart and lung conditions early. It records and analyzes sounds, builds patient profiles, and generates shareable reports. Compatible with digital stethoscopes for seamless integration into clinical workflows.

What We Love

  • πŸš€ Clear sound amplification
  • πŸš€ Useful for noisy environments
  • πŸ‘ Convenient Bluetooth connectivity
  • πŸ‘ Helpful for hearing-impaired providers
  • πŸ‘ Valuable for cardiac/respiratory assessment

Room to Improve

  • πŸ› Bluetooth connectivity issues
  • πŸ”‹ High battery consumption
  • πŸ‘Ž Subscription model for key features
  • πŸ‘Ž Reduced functionality after app updates
  • πŸ‘Ž Poor audio playback quality